UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 ARGYLE SECURITY ACQUISITION CORPORATION ------------------------------------------------------ (Name of Issuer) COMMON STOCK, $0.0001 PAR VALUE PER SHARE ------------------------------------------------------ (Title of Class of Securities) 040311102 ------------------------------------------------------ (CUSIP NUMBER) JUNE 26, 2006 ------------------------------------------------------ (Date of event which requires filing of this statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: |X| Rule 13d-1(b) |_| Rule 13d-1(c) |_| Rule 13d-1(d) * 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 the disclosures provided in a prior cover page. The information required in 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 ("Act") 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). Page 1 of 9 Pages CUSIP No. 040311102 13G Page 2 of 9 Pages -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Millenco, L.P. 13-3532932 -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) |_| (b) |X| -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware -------------------------------------------------------------------------------- NUMBER OF 5. SOLE VOTING POWER SHARES 366,250 ----------------------------------------------------------------- BENEFICIALLY 6. SHARED VOTING POWER OWNED BY -0- ----------------------------------------------------------------- EACH 7. SOLE DISPOSITIVE POWER REPORTING 366,250 ----------------------------------------------------------------- PERSON 8. SHARED DISPOSITIVE POWER WITH -0- -------------------------------------------------------------------------------- 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 366,250 -------------------------------------------------------------------------------- 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* |_| -------------------------------------------------------------------------------- 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 7.7% -------------------------------------------------------------------------------- 12. TYPE OF REPORTING PERSON* PN, BD -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! CUSIP No. 040311102 13G Page 3 of 9 Pages -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Millennium Management, L.L.C. 13-3804139 -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) |_| (b) |X| -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware -------------------------------------------------------------------------------- NUMBER OF 5. SOLE VOTING POWER SHARES 366,250 ----------------------------------------------------------------- BENEFICIALLY 6. SHARED VOTING POWER OWNED BY -0- ----------------------------------------------------------------- EACH 7. SOLE DISPOSITIVE POWER REPORTING 366,250 ----------------------------------------------------------------- PERSON 8. SHARED DISPOSITIVE POWER WITH -0- -------------------------------------------------------------------------------- 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 366,250 -------------------------------------------------------------------------------- 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* |_| -------------------------------------------------------------------------------- 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 7.7% -------------------------------------------------------------------------------- 12. TYPE OF REPORTING PERSON* OO -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! CUSIP No. 040311102 13G Page 4 of 9 Pages -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Israel A. Englander -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) |_| (b) |X| -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. CITIZENSHIP OR PLACE OF ORGANIZATION United States -------------------------------------------------------------------------------- NUMBER OF 5. SOLE VOTING POWER SHARES 366,250 ----------------------------------------------------------------- BENEFICIALLY 6. SHARED VOTING POWER OWNED BY -0- ----------------------------------------------------------------- EACH 7. SOLE DISPOSITIVE POWER REPORTING 366,250 ----------------------------------------------------------------- PERSON 8. SHARED DISPOSITIVE POWER WITH -0- -------------------------------------------------------------------------------- 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 366,250 -------------------------------------------------------------------------------- 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* |_| -------------------------------------------------------------------------------- 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 7.7% -------------------------------------------------------------------------------- 12. TYPE OF REPORTING PERSON* IN -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! CUSIP No. 040311102 13G Page 5 of 9 Pages Item 1. (a) Name of Issuer ARGYLE SECURITY ACQUISITION CORPORATION, a Delaware corporation (the "Company"). (b) Address of Issuer's Principal Executive Offices: 200 Concord Plaza, Suite 700 San Antonio, Texas 78216 Item 2(a). Name of Person Filing Item 2(b). Address of Principal Business Office Item 2(c). Citizenship Millenco, L.P. c/o Millennium Management, L.L.C. 666 Fifth Avenue New York, New York 10103 Citizenship: Delaware Millennium Management, L.L.C. 666 Fifth Avenue New York, New York 10103 Citizenship: Delaware Israel A. Englander c/o Millennium Management, L.L.C. 666 Fifth Avenue New York, New York 10103 Citizenship: United States (d) Title of Class of Securities Common Stock, $0.0001 par value per share ("Common Stock") (e) CUSIP Number 040311102 Item 3. If this statement is filed pursuant to Rule 13d-1(b), or 13d-2(b), check whether the person filing is a: (a) |X| Broker or dealer registered under Section 15 of the Act (15 U.S.C. 78o). (b) |_| Bank as defined in Section 3(a)(6) of the Act (15 U.S.C. 78c). (c) |_| Insurance company as defined in Section 3(a)(19) of the Act (15 U.S.C. 78c). (d) |_| Investment company registered under Section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8). (e) |_| An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E); (f) |_| An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F); CUSIP No. 040311102 13G Page 6 of 9 Pages (g) |X| A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G); (h) |_| A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813); (i) |_| A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3); (j) |_| Group, in accordance with Rule 13d-1(b)(1)(ii)(J). If this statement is filed pursuant to Rule 13d-1(c), check this box. |_| Item 4. Ownership Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1. (a) Amount Beneficially Owned As of the date of this filing, each Reporting Person may be deemed to be the beneficial owner of 366,250 shares of Common Stock owned outright by Millenco, L.P., a Delaware limited partnership ("Millenco"). Millennium Management, L.L.C., a Delaware limited liability company ("Millennium Management"), is the general partner of Millenco, and consequently may be deemed to have voting control and investment discretion over securities owned by Millenco. Israel A. Englander ("Mr. Englander") is the managing member of Millennium Management. As a result, Mr. Englander may be deemed to be the beneficial owner of any shares deemed to be beneficially owned by Millennium Management. The foregoing should not be construed in and of itself as an admission by Millennium Management or Mr. Englander as to beneficial ownership of the shares owned by Millenco. Note: Millennium Partners, L.P., a Cayman Islands limited partnership ("Partners"), is a limited partner of Millenco. As a limited partner, Partners has no investment or voting control over Millenco or its securities positions. (b) Percent of Class 7.7% of the Company's Common Stock (see Item 4(a) above), which percentage was calculated based on an aggregate amount of 4,781,307 shares of Common Stock outstanding as of August 11, 2006, as reported in the Company's Quarterly Report on Form 10-Q, dated as of August 11, 2006. (c) Number of shares as to which such person has: (i) Sole power to vote or to direct the vote: 366,250 (ii) Shared power to vote or to direct the vote -0- (iii) Sole power to dispose or to direct the disposition of CUSIP No. 040311102 13G Page 7 of 9 Pages 366,250 (iv) Shared power to dispose or to direct the disposition of -0- Item 5. Ownership of Five Percent or Less of a Class If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following |_|. Item 6. Ownership of More than Five Percent on Behalf of Another Person. Not applicable. Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company Not applicable. Item 8. Identification and Classification of Members of the Group See Exhibit I. Item 9. Notice of Dissolution of Group Not applicable. Item 10. Certification By signing below each of the undersigned certifies that, to the best of its knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect. Exhibits: Exhibit I: Joint Filing Agreement, dated as of September 14, 2006, by and among Millenco, L.P., Millennium Management, L.L.C. and Israel A. Englander. CUSIP No. 040311102 13G Page 8 of 9 Pages SIGNATURE After reasonable inquiry and to the best of its knowledge and belief, each of the undersigned certifies that the information with respect to it set forth in this statement is true, complete, and correct. Dated: September 14, 2006 MILLENCO, L.P. By: Millennium Management, L.L.C. its general partner By: /s/ Terry Feeney ------------------------------------ Name: Terry Feeney Title: Chief Operating Officer MILLENNIUM MANAGEMENT, L.L.C. By: /s/ Terry Feeney ------------------------------------ Name: Terry Feeney Title: Chief Operating Officer /s/Israel A. Englander by Simon Lorne pursuant to Power of Attorney filed with SEC on June 6, 2005 --------------------------------------- Israel A. Englander CUSIP No. 040311102 13G Page 9 of 9 Pages EXHIBIT I JOINT FILING AGREEMENT This will confirm the agreement by and among the undersigned that the Schedule 13G filed with the Securities and Exchange Commission on or about the date hereof with respect to the beneficial ownership by the undersigned of the shares of Common Stock, $0.0001 par value per share of ARGYLE SECURITY ACQUISITION CORPORATION, a Delaware Corporation, is being filed, and all amendments thereto will be filed, on behalf of each of the persons and entities named below in accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended. This Agreement may be executed in two or more counterparts, each of which shall be deemed an original, but all of which together shall constitute one and the same instrument. Dated: September 14, 2006 MILLENCO, L.P. By: Millennium Management, L.L.C. its general partner By: /s/ Terry Feeney ------------------------------------ Name: Terry Feeney Title: Chief Operating Officer MILLENNIUM MANAGEMENT, L.L.C. By: /s/ Terry Feeney ------------------------------------ Name: Terry Feeney Title: Chief Operating Officer /s/Israel A. Englander by Simon Lorne pursuant to Power of Attorney filed with SEC on June 6, 2005 --------------------------------------- Israel A. Englander