UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13D-1(A) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13D-2(A) (AMENDMENT NO. 2)* MERCURY AIR GROUP, INC. --------------------------------------------- (Name of issuer) Common Stock, par value $0.01 per share --------------------------------------------- (Title of class of securities) 589354109 --------------------------------------------- (CUSIP number) COPY TO: Matthew J. Day, Esq. 118 E. 25th Street, Eighth Floor New York, New York 10010 (212) 673-0484 -------------------------------------------------------------------------------- Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) December 12, 2002 --------------------------------------------- (Dates of Events which Require Filing of this Statement) If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the following box [ ]. Note. Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See Rule 13d-7 for other parties to whom copies are to be sent. (Continued on following pages) (Page 1 of 24 Pages) --------------- *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page. The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). --------------------------------- ------------------------------ CUSIP No. 589354109 Page 2 of 24 Pages --------------------------------- ------------------------------ SCHEDULE 13D -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) ACQUISITOR HOLDINGS (BERMUDA) LTD. No I.R.S. Identification Number -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS WC -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e) [ ] -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OR ORGANIZATION BERMUDA -------------------------------------------------------------------------------- 7 SOLE VOTING POWER NUMBER OF 157,400 SHARES BENEFICIALLY -------------------------------------------------------------- OWNED BY EACH 8 SHARED VOTING POWER REPORTING 0 PERSON WITH -------------------------------------------------------------- 9 SOLE DISPOSITIVE POWER 157,400 -------------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 0 -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 157,400 -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES [X] CERTAIN SHARES -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 2.4% -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON CO -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! -2- --------------------------------- ------------------------------ CUSIP No. 589354109 Page 3 of 24 Pages --------------------------------- ------------------------------ SCHEDULE 13D -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) J O Hambro Capital Management Group Limited No I.R.S. Identification Number -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS AF -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e) [ ] -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OR ORGANIZATION ENGLAND -------------------------------------------------------------------------------- 7 SOLE VOTING POWER NUMBER OF 0 SHARES BENEFICIALLY -------------------------------------------------------------- OWNED BY EACH 8 SHARED VOTING POWER REPORTING 479,800 PERSON WITH -------------------------------------------------------------- 9 SOLE DISPOSITIVE POWER 0 -------------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 479,800 -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 479,800 -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES [X] CERTAIN SHARES -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 7.5% -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON HC -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! -3- --------------------------------- ------------------------------ CUSIP No. 589354109 Page 4 of 24 Pages --------------------------------- ------------------------------ SCHEDULE 13D -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) J O Hambro Capital Management Limited No I.R.S. Identification Number -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS AF -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e) [ ] -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OR ORGANIZATION ENGLAND -------------------------------------------------------------------------------- 7 SOLE VOTING POWER NUMBER OF 0 SHARES BENEFICIALLY -------------------------------------------------------------- OWNED BY EACH 8 SHARED VOTING POWER REPORTING 479,800 PERSON WITH -------------------------------------------------------------- 9 SOLE DISPOSITIVE POWER 0 -------------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 479,800 -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 479,800 -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES [X] CERTAIN SHARES -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 7.5% -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON IA -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! -4- --------------------------------- ------------------------------ CUSIP No. 589354109 Page 5 of 24 Pages --------------------------------- ------------------------------ SCHEDULE 13D -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) Christopher Harwood Bernard Mills No I.R.S. Identification Number -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS AF -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e) [ ] -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OR ORGANIZATION ENGLAND -------------------------------------------------------------------------------- 7 SOLE VOTING POWER NUMBER OF 0 SHARES BENEFICIALLY -------------------------------------------------------------- OWNED BY EACH 8 SHARED VOTING POWER REPORTING 637,200 PERSON WITH -------------------------------------------------------------- 9 SOLE DISPOSITIVE POWER 0 -------------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 637,200 -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 637,200 -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES [ ] CERTAIN SHARES -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 9.9% -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON IN -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! -5- --------------------------------- ------------------------------ CUSIP No. 589354109 Page 6 of 24 Pages --------------------------------- ------------------------------ SCHEDULE 13D -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) American Opportunity Trust plc No I.R.S. Identification Number -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS WC -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e) [ ] -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OR ORGANIZATION ENGLAND -------------------------------------------------------------------------------- 7 SOLE VOTING POWER NUMBER OF 0 SHARES BENEFICIALLY -------------------------------------------------------------- OWNED BY EACH 8 SHARED VOTING POWER REPORTING 415,000 PERSON WITH -------------------------------------------------------------- 9 SOLE DISPOSITIVE POWER 0 -------------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 415,000 -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 415,000 -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES [X] CERTAIN SHARES -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 6.4% -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON IV -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! -6- --------------------------------- ------------------------------ CUSIP No. 589354109 Page 7 of 24 Pages --------------------------------- ------------------------------ SCHEDULE 13D -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) The Trident North Atlantic Fund No I.R.S. Identification Number -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS WC -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e) [ ] -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OR ORGANIZATION CAYMAN ISLANDS -------------------------------------------------------------------------------- 7 SOLE VOTING POWER NUMBER OF 0 SHARES BENEFICIALLY -------------------------------------------------------------- OWNED BY EACH 8 SHARED VOTING POWER REPORTING 38,880 PERSON WITH -------------------------------------------------------------- 9 SOLE DISPOSITIVE POWER 0 -------------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 38,880 -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 38,880 -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES [X] CERTAIN SHARES -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.6% -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON IV, CO -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! -7- AMENDMENT NO. 2 TO STATEMENT ON SCHEDULE 13D ------------------------- This Amendment No. 2 to Statement on Schedule 13D (the "Amendment") is filed on behalf of the Filing Parties (defined below). This Amendment amends the Amendment No. 1 to Statement on Schedule 13D filed by the Filing Parties with the Securities and Exchange Commission (the "SEC") on December 6, 2002. ITEM 1. SECURITY AND ISSUER. The class of equity securities to which this Amendment relates is the common stock, par value $0.01 per share (the "Common Stock") of Mercury Air Group, Inc., a Delaware corporation (the "Company"). The principal executive offices of the Company are located at 5456 McConnell Avenue, Los Angeles, CA 90066. ITEM 2. IDENTITY AND BACKGROUND. 2 (a-c,f). I. FILING PARTIES: -------------- This Amendment is filed on behalf of the following six persons, who are collectively referred to as the "Filing Parties": 1. Acquisitor Holdings (Bermuda) Ltd., a company incorporated in Bermuda ("Acquisitor"), with a business address of Clarendon House, 2 Church Street, Hamilton HM 11, Bermuda. Acquisitor was formed in 2002 and endeavors to achieve a high rate of capital growth for its shareholders by acquiring significant holdings in companies which the members of its Board of Directors consider to be fundamentally sound but which are valued at a discount to the Directors' estimate of their private market value. Acquisitor is managed by its Board of Directors. 2. J O Hambro Capital Management Group Limited ("J O Hambro Group") is a corporation organized under the laws of England with its principal office and business at Ryder Court, 14 Ryder Street, London SW1Y 6QB England. J O Hambro Group functions as the ultimate holding company for J O Hambro Capital Management Limited. 3. J O Hambro Capital Management Limited ("J O Hambro Capital Management") is a corporation organized under the laws of England with its principal office and business at Ryder Court, 14 Ryder Street, London SW1Y 6QB England. J O Hambro Capital Management is principally engaged in the business of investment management and advising. It serves as co-investment adviser to North Atlantic Smaller Companies Investment Trust plc ("NASCIT") and American Opportunity Trust plc ("American Opportunity Trust") and as investment adviser to Oryx International Growth Fund Limited ("Oryx"), The Trident North Atlantic Fund ("Trident North Atlantic") and The Trident European Fund ("Trident European"), as well as to private clients. Page 8 of 24 4. Christopher Harwood Bernard Mills is a British citizen whose business address is Ryder Court, 14 Ryder Street, London SW1Y 6QB England. His principal employment includes service as executive director of NASCIT and American Opportunity Trust, as a director of J O Hambro Group, J O Hambro Capital Management, Trident North Atlantic, Oryx, Acquisitor plc and Acquisitor, and as co-investment adviser to NASCIT and American Opportunity Trust. 5. American Opportunity Trust is a corporation organized under the laws of England with its principal office and business at Ryder Court, 14 Ryder Street, London SW1Y 6QB England. American Opportunity Trust is a publicly-held investment trust company. Christopher Harwood Bernard Mills and J O Hambro Capital Management serve as co-investment advisers to American Opportunity Trust. 6. Trident North Atlantic is an open-ended investment company incorporated in the Cayman Islands with its principal office and business at P.O. Box 309, Ugland House, George Town, Grand Cayman, Cayman Islands. Trident North Atlantic is a publicly-held regulated mutual fund. Christopher Harwood Bernard Mills serves as a director of Trident North Atlantic and J O Hambro Capital Management serves as an investment adviser to Trident North Atlantic. II. CONTROL RELATIONSHIPS: --------------------- J O Hambro Capital Management is a wholly-owned subsidiary of J O Hambro Group. Christopher Harwood Bernard Mills serves as a director of J O Hambro Group, J O Hambro Capital Management, Trident North Atlantic and Acquisitor, and as executive director of American Opportunity Trust. III. EXECUTIVE OFFICERS AND DIRECTORS: ----------------------------------- In accordance with the provisions of General Instruction C to Schedule 13D, information concerning the executive officers and directors of the Filing Parties is included in Schedule A hereto and is incorporated by reference herein. (d) Criminal Proceedings --------------------- During the last five years, neither the Filing Parties (or a controlling entity thereof) nor any executive officer or director of any of the Filing Parties (or a controlling entity thereof) has been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors). (e) Civil Securities Law Proceedings ----------------------------------- During the last five years, neither the Filing Parties (or a controlling entity thereof) nor any executive officer or director of any of the Filing Parties (or a controlling entity thereof) has been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws. ITEM 3. SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION. The aggregate purchase price of the 157,400 shares of Common Stock beneficially held by Acquisitor is $485,468. All of the shares of Common Stock beneficially owned by Acquisitor were paid for using its working capital funds. The aggregate purchase price of the 415,000 shares of Common Stock beneficially held by American Opportunity Trust is $1,335,767 (exclusive of brokerage fees and commissions). All of the shares of Common Stock beneficially held by American Opportunity Trust were paid for using its working capital funds. Page 9 of 24 The aggregate purchase price of the 38,880 shares of Common Stock beneficially held by Trident North Atlantic Fund is $126,027 (exclusive of brokerage fees and commissions). All of the shares of Common Stock beneficially held by Trident North Atlantic Fund were paid for using its working capital funds. The aggregate purchase price of the 25,920 shares of Common Stock beneficially held by private clients of J.O. Hambro Capital Management is $84,018 (exclusive of brokerage fees and commissions). All of the shares of Common Stock beneficially held by such private clients were paid for using their working capital funds. ITEM 4. PURPOSE OF TRANSACTION. The Filing Parties presently have no plans or proposals which would relate to or result in any of the matters set forth in subparagraphs (a)-(j) of Item 4 of Schedule 13D except as previously reported. ITEM 5. INTEREST IN SECURITIES OF THE ISSUER. (a)-(b) The aggregate number and percentage of the outstanding Common Stock of the Company beneficially owned (i) by each of the Filing Parties, and (ii) to the knowledge of the Filing Parties, by each other person who may be deemed to be a member of the group, is as follows: Number of Number of Shares: Sole Shares: Shared Aggregate Number Power to Vote or Power to Vote or of Shares Dispose Dispose Approximate Filing Party Percentage* ----------------------------------------------------------------------------------------------- Acquisitor 157,400 157,400 0 2.44% J O Hambro Group 479,800 0 479,800 7.45% J O Hambro Capital 479,800 0 479,800 7.45% Management Christopher H. B. Mills 637,200 0 637,200 9.89% American Opportunity Trust 415,000 0 415,000 6.44% Trident North Atlantic Fund 38,880 0 38,880 0.60% -----------------------------------------------------------------------------------------------* Based on 6,439,999 shares of Common Stock, par value $0.01 per share, outstanding as of November 12, 2002, which is based on information reported in the Company's 10-Q, for the period ended September 30, 2002. Page 10 of 24 (c) In the time since the Amendment No. 1 to Statement on Schedule 13D was filed by certain of the Filing Parties on December 6, 2002, the Filing Parties effected no transactions in the Common Stock other than those set forth in the following table: Number of Date Filing Party Buy or Sell Shares Price ----------------------------------------------------------------------- 12/10/2002 J O Hambro private clients Buy 1,110 $ 3.10 12/10/2002 J O Hambro private clients Buy 370 $ 3.10 12/10/2002 Trident North Atlantic Fund Buy 2,220 $ 3.10 12/12/2002 J O Hambro private clients Buy 18,330 $ 3.25 12/12/2002 J O Hambro private clients Buy 6,110 $ 3.25 12/12/2002 Trident North Atlantic Fund Buy 36,660 $ 3.25 All of the above transactions were effected on the open market. (d) No person other than the Filing Parties is known to have the right to receive, or the power to direct the receipt of dividends from, or the proceeds from the sale of, such shares of Common Stock. ITEM 6. CONTRACTS, ARRANGEMENTS, UNDERSTANDINGS OR RELATIONSHIPS WITH RESPECT TO SECURITIES OF THE ISSUER. As co-investment advisers to American Opportunity Trust, Christopher Harwood Bernard Mills and J O Hambro Capital Management share the right to transfer and vote the shares of the Common Stock of the Company pursuant to an agreement dated as of January 7, 1993 between American Opportunity Trust and J O Hambro Capital Management. ITEM 7. MATERIAL TO BE FILED AS EXHIBITS. Item 7 is hereby amended to add the following: The following document is filed herewith: (c) Amended and Restated Joint Filing Agreement dated as of December 17, 2002 By and Among Acquisitor Holdings (Bermuda) Ltd., J O Hambro Capital Management Group Limited, J O Hambro Capital Management Limited, American Opportunity Trust Plc, Christopher H. B. Mills, and The Trident North Atlantic Fund. Page 11 of 24 SIGNATURE After reasonable inquiry and to the best of our knowledge and belief, we certify that the information set forth in this statement is true, complete and correct. Dated: December 17, 2002 ACQUISITOR HOLDINGS (BERMUDA) LTD. J O HAMBRO CAPITAL MANAGEMENT GROUP LIMITED By: /s/ Duncan Soukup By: /s/ R. G. Barrett --------------------------- --------------------------- Name: Duncan Soukup Name: R. G. Barrett Title: Deputy Chairman Title: Director J O HAMBRO CAPITAL MANAGEMENT LIMITED AMERICAN OPPORTUNITY TRUST PLC By: J O Hambro Capital Management Limited, By: /s/ R. G. Barrett Its investment advisor --------------------------- Name: R. G. Barrett Title: Director By: /s/ R. G. Barrett --------------------------- Name: R. G. Barrett Title: Director /s/ Christopher Mills THE TRIDENT NORTH ATLANTIC FUND ----------------------------- CHRISTOPHER MILLS By: /s/ Christopher Mills --------------------------- Name: Christopher Mills Title: Director Page 12 of 24 SCHEDULE A Information Concerning Directors and Executive Officers of the Filing Parties The following table sets forth certain information concerning each of the directors and executive officers of Acquisitor Holdings (Bermuda) Ltd. ("Acquisitor") as of the date hereof. Name: Duncan Soukup (Deputy Chairman) Citizenship: British Business Address: 118 E. 25th Street, 8th Floor New York, New York 10010 USA Principal Occupation: Deputy Chairman, Acquisitor Managing Director, Acquisitor plc President and Chief Executive Officer, Lionheart Group, Inc. Managing Director, York Energy Ltd. Name: Luke Oliver Johnson (Director) Citizenship: British Business Address: Clarendon House 2 Church Street Hamilton HM 11 Bermuda Principal Occupation: Director, Acquisitor Director, Acquisitor plc Chairman, Signature Restaurants plc Name: John Stanislas Albert Radziwill (Chairman) Citizenship: British Business Address: Clarendon House 2 Church Street Hamilton HM 11 Bermuda Principal Occupation: Chairman, Acquisitor Chairman, Acquisitor plc Chairman and Chief Executive Officer, York Energy Ltd. Director, Goldcrown Group Limited Name: James Ozanne (Non-Executive Director) Citizenship: USA Business Address: Clarendon House 2 Church Street Hamilton HM 11 Bermuda Principal Occupation: Non-Executive Director, Acquisitor Principal, Greenrange Partners Director and Chairman of the Underwriting Committee, Financial Security Assurance Page 13 of 24 Name: Christopher Harwood Bernard Mills (Non-Executive Director) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Non-Executive Director, Acquisitor Non-Executive Director, Acquisitor plc Executive Director, NASCIT Executive Director, American Opportunity Trust Director, J O Hambro Capital Management Name: Peter Melhado (Non-Executive Director) Citizenship: USA Business Address: Clarendon House 2 Church Street Hamilton HM 11 Bermuda Principal Occupation: Non-Executive Director, Acquisitor General Partner, Polaris Partners, L.P. Name: Timothy James Carey Lovell (Non-Executive Director and Assistant Secretary) Citizenship: British Business Address: Clarendon House 2 Church Street Hamilton HM 11 Bermuda Principal Occupation: Non-Executive Director and Assistant Secretary, Acquisitor Page 14 of 24 The following table sets forth certain information concerning each of the directors and executive officers of J O Hambro Capital Management Limited ("J O Hambro Capital Management") as of the date hereof. Name: James Daryl Hambro (Chairman) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Chairman, J O Hambro Capital Management Name: Christopher Harwood Bernard Mills (Director) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Non-Executive Director, Acquisitor Non-Executive Director, Acquisitor plc Executive Director, NASCIT Executive Director, American Opportunity Trust Director, J O Hambro Capital Management Name: Nichola Pease (Director and Chief Executive) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Director and Chief Executive, J O Hambro Capital Management Name: Basil Postan (Director) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Director, J O Hambro Capital Management Page 15 of 24 Name: Malcolm Robert King (Director) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Director, J O Hambro Capital Management Name: Graham Warner (Director) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Director, J O Hambro Capital Management Name: Robert George Barrett (Director) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Director, J O Hambro Capital Management Name: Nicholas James Measham (Director) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Director, J O Hambro Capital Management Name: Willem Vinke (Director) Citizenship: Dutch Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Director, J O Hambro Capital Management Page 16 of 24 The following table sets forth certain information concerning each of the directors and executive officers of J O Hambro Capital Management Limited ("J O Hambro Capital Management") as of the date hereof. Name: James Daryl Hambro (Managing Director) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Managing Director, J O Hambro Capital Management Name: Christopher Harwood Bernard Mills (Director) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Non-Executive Director, Acquisitor Non-Executive Director, Acquisitor plc Executive Director, NASCIT Executive Director, American Opportunity Trust Director, J O Hambro Capital Management Name: Malcolm Robert King (Director) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Director, J O Hambro Capital Management Name: Nichola Pease (Director) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Director and Chief Executive, J O Hambro Capital Management Page 17 of 24 Name: Basil Postan (Director) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Director, J O Hambro Capital Management Name: Robert George Barrett (Director) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Director, J O Hambro Capital Management Name: Nicholas James Measham (Director) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Director, J O Hambro Capital Management Name: Willem Vinke (Director) Citizenship: Dutch Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Director, J O Hambro Capital Management Page 18 of 24 The following table sets forth certain information concerning each of the directors and executive officers of American Opportunity Trust plc ("American Opportunity Trust") as of the date hereof. Name: R. Alexander Hammond-Chambers (Chairman) Citizenship: British Business Address: 29 Rutland Square Edinburgh EH1 2BW Scotland Principal Occupation: Non-Executive Director, American Opportunity Trust Name: Christopher Harwood Bernard Mills (Executive Director) Citizenship: British Business Address: Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Non-Executive Director, Acquisitor Non-Executive Director, Acquisitor plc Executive Director, American Opportunity Trust Executive Director, NASCIT Director, J O Hambro Capital Management Name: John Gildea (Director) Citizenship: USA Business Address: Gildea Management Company 537 Steamboat Road Greenwich, Connecticut 06830 Principal Occupation: Managing Director, Gildea Management Company Name: The Hon. James J. Nelson (Director) Citizenship: British Business Address: Foreign & Colonial Ventures 4th Floor Berkeley Square House Berkeley Square London W1X 5PA England Principal Occupation: Director, Foreign & Colonial Ventures ------------------------------ (1) Gildea Management Company is principally engaged in the investment management business. (2) Foreign & Colonial Ventures is principally engaged in the investment management business. Page 19 of 24 Name: Iain Tulloch (Director) Citizenship: British Business Address: Murray Johnstone Ltd. 7 West Nile Street Glasgow G2 2PX Scotland Principal Occupation: Director, Murray Johnstone Ltd. Name: Philip Ehrman (Director) Citizenship: British Business Address: Gartmore Investment Management Ltd. Gartmore House 16-18 Monument Street London EC3R 8AJ England Principal Occupation: Investment Manager, Gartmore Investment Management Ltd. ------------------------------ (3) Murray Johnstone Ltd. is principally engaged in the investment management business. (4) Gartmore Investment Management Limited is principally engaged in the investment management business. Page 20 of 24 The following table sets forth certain information concerning each of the directors and executive officers of The Trident North Atlantic Fund ("Trident North Atlantic") as of the date hereof. Name: Basil Postan (Director) Citizenship: British Business Address: J O Hambro Capital Management Limited Ryder Court 14 Ryder Street London SW1Y 6QB England Principal Occupation: Director, J O Hambro Capital Management Name: Raymond O'Neill (Director) Citizenship: Irish Business Address: RSM Robson Rhodes Fitzwilton House Wilton Place Dublin 2 Ireland Principal Occupation: Partner, RSM Robson Rhodes Name: David Sargison (Director) Citizenship: British Business Address: Caledonian Bank and Trust George Town Grand Cayman Cayman Islands Principal Occupation: Trust Officer Name: John Gildea (Director) Citizenship: USA Business Address: Gildea Management Company 537 Steamboat Road Greenwich, Connecticut 06830 Principal Occupation: Managing Director, Gildea Management Company ------------------------------ (5) Gildea Management Company is principally engaged in the investment management business. Page 21 of 24 Exhibit Index The following documents are filed herewith or incorporated herein by reference: Exhibit Page -------------------------------------------------------------------- ------------------------------------ (a) Administration, Management and Custody Management Incorporated by reference to Exhibit Agreement dated as of January 7, 1993 between J O Hambro (a) of the Schedule 13D Amendment Capital Management and American Opportunity Trust. No. 1 filed on February 20, 2001 by Acquisitor plc and the other parties thereto with respect to Colorado MEDtech Inc. (b) Joint Filing Agreement dated as of December 2, 2002 Previously filed. among Acquisitor Holdings (Bermuda) Ltd., J O Hambro Capital Management Group Limited, J O Hambro Capital Management Limited, American Opportunity Trust, Christopher H. B. Mills. (c) Amended and Restated Joint Filing Agreement dated as of 23 December 17, 2002 By and Among Acquisitor Holdings (Bermuda) Ltd., J O Hambro Capital Management Group Limited, J O Hambro Capital Management Limited, American Opportunity Trust Plc, Christopher H. B. Mills, and The Trident North Atlantic Fund. Page 22 of 24 AMENDED AND RESTATED JOINT FILING AGREEMENT By and Among ACQUISITOR HOLDINGS (BERMUDA) LTD. J O HAMBRO CAPITAL MANAGEMENT GROUP LIMITED J O HAMBRO CAPITAL MANAGEMENT LIMITED AMERICAN OPPORTUNITY TRUST PLC CHRISTOPHER H. B. MILLS and THE TRIDENT NORTH ATLANTIC FUND As of December 17, 2002 Page 23 of 24 AMENDED AND RESTATED JOINT FILING AGREEMENT The undersigned hereby agree that Amendment No. 2 to the Statement on Schedule 13D dated December 17, 2002 with respect to the shares of common stock, $0.01 par value, of Mercury Air Group, Inc. and any further amendments thereto executed by each or any of us shall be filed on behalf of each of us pursuant to and in accordance with the provisions of Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended. This Agreement may be executed in separate counterparts, each of which shall be deemed an original, but all of which shall constitute one and the same instrument. Date: December 17, 2002 ACQUISITOR HOLDINGS (BERMUDA) LTD. J O HAMBRO CAPITAL MANAGEMENT GROUP LIMITED By: /s/ Duncan Soukup By: /s/ R. G. Barrett --------------------------- --------------------------- Name: Duncan Soukup Name: R. G. Barrett Title: Deputy Chairman Title: Director J O HAMBRO CAPITAL MANAGEMENT AMERICAN OPPORTUNITY TRUST PLC LIMITED By: J O Hambro Capital Management Limited, By: /s/ R. G. Barrett Its investment advisor --------------------------- Name: R. G. Barrett Title: Director By: /s/ R. G. Barrett --------------------------- Name: R. G. Barrett Title: Director /s/ Christopher Mills THE TRIDENT NORTH ATLANTIC FUND ----------------------------- CHRISTOPHER MILLS By: /s/ Christopher Mills --------------------------- Name: Christopher Mills Title: Director Page 24 of 24