Common use of REAFFIRMATION OF GUARANTY AGREEMENT Clause in Contracts

REAFFIRMATION OF GUARANTY AGREEMENT. The undersigned (a) acknowledges receipt of a copy of the Sixth Amendment to Note and Warrant Purchase Agreement, dated January 8, 2009, by and between ISI Security Group, Inc. and Wxxxxxx Xxxxx Mezzanine Capital Fund III, L.P., a Delaware limited partnership, (b) consents to such amendments and all prior amendments and each of the transactions referenced therein, and (c) hereby reaffirms its obligations as a Guarantor under the Purchase Agreement in favor of Wxxxxxx Xxxxx Mezzanine Capital Fund III, L.P., a Delaware limited partnership. Dated as of January 8, 2009 DETENTION CONTRACTING GROUP, LTD., a Texas limited partnership By: ISI DETENTION CONTRACTING GROUP, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO ISI DETENTION CONTRACTING GROUP, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO ISI DETENTION CONTRACTING GROUP, INC., a California corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO ISI DETENTION CONTRACTING GROUP, INC., a New Mexico corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO ISI DETENTION SYSTEMS, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO ISI DETENTION SYSTEMS, LTD., a Texas limited partnership By: ISI DETENTION SYSTEMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO METROPLEX CONTROL SYSTEMS, INC., a Texas corporation, (f/k/a ISI Metroplex Controls, Inc.) By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO ISI CONTROLS, LTD., a Texas limited partnership By: METROPLEX CONTROL SYSTEMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO METROPLEX COMMERCIAL FIRE AND SECURITY ALARMS, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO MCFSA, LTD., a Texas limited partnership By: METROPLEX COMMERCIAL FIRE AND SECURITY ALARMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO ARGYLE SECURITY, INC., a Delaware corporation By: /s/ Dxxxxx X. Xxxxxxx Name: Dxxxxx X. Xxxxxxx Title: Chief Financial Officer EXHIBIT A Third Amended and Restated Senior Subordinated Promissory Note EXHIBIT A-1 Amended and Restated Senior Subordinated Promissory Note

REAFFIRMATION OF GUARANTY AGREEMENT. The undersigned (a) acknowledges receipt of a copy of the Sixth (i) Amendment No. 4 to Note Loan and Warrant Purchase Security Agreement, dated January 8December 14, 2009, by and between ISI Security Group, Inc. and Wxxxxxx Xxxxx Mezzanine Capital Fund III, L.P., a Delaware limited partnershipThe PrivateBank and Trust Company, (b) consents to such amendments and waivers and all prior amendments and each of the transactions referenced therein, and (c) hereby reaffirms its obligations under its Unconditional Continuing Guaranty, dated as a Guarantor under the Purchase Agreement of October 3, 2008 in favor of Wxxxxxx Xxxxx Mezzanine Capital Fund III, L.P., a Delaware limited partnershipThe PrivateBank and Trust Company. Dated as of January 8December 14, 2009 DETENTION CONTRACTING GROUP, LTD., a Texas limited partnership By: ISI DETENTION CONTRACTING GROUP, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI DETENTION CONTRACTING GROUP, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI DETENTION CONTRACTING GROUP, INC., a California corporation By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI DETENTION CONTRACTING GROUP, INC., a New Mexico corporation By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI DETENTION SYSTEMS, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI DETENTION SYSTEMS, LTD., a Texas limited partnership By: ISI DETENTION SYSTEMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO METROPLEX CONTROL SYSTEMS, INC., a Texas corporation, (f/k/a ISI Metroplex Controls, Inc.) By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI CONTROLS, LTD., a Texas limited partnership By: METROPLEX CONTROL SYSTEMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO METROPLEX COMMERCIAL FIRE AND SECURITY ALARMS, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO MCFSA, LTD., a Texas limited partnership By: METROPLEX COMMERCIAL FIRE AND SECURITY ALARMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO ARGYLE SECURITY, INC., a Delaware corporation By: /s/ Dxxxxx Xxxxxx X. Xxxxxxx Name: Dxxxxx Xxxxxx X. Xxxxxxx Title: Chief Financial Officer EXHIBIT A Third Amended and Restated Senior Subordinated Promissory Note EXHIBIT A-1 Amended and Restated Senior Subordinated Promissory NoteCFO COM-TEC SECURITY, LLC, a Wisconsin limited partnership By: /s/ Xxxxxx X. Xxxxxxx Name: Xxxxxx X. Xxxxxxx Title: CFO COM-TEC CALIFORNIA LIMITED PARTNERSHIP, a Wisconsin limited partnership By: /s/ Xxxxxx X. Xxxxxxx Name: Xxxxxx X. Xxxxxxx Title: CFO

REAFFIRMATION OF GUARANTY AGREEMENT. The undersigned (a) acknowledges receipt of a copy of the Sixth (i) Amendment No. 2 to Note Loan and Warrant Purchase Security Agreement, dated January 8March 30, 2009, by and between ISI Security Group, Inc. and Wxxxxxx Xxxxx Mezzanine Capital Fund III, L.P., a Delaware limited partnershipThe PrivateBank and Trust Company, (b) consents to such amendments and waivers and all prior amendments and each of the transactions referenced therein, and (c) hereby reaffirms its obligations under its Unconditional Continuing Guaranty Agreement, dated as a Guarantor under the Purchase Agreement of October 3, 2008 in favor of Wxxxxxx Xxxxx Mezzanine Capital Fund III, L.P., a Delaware limited partnershipThe PrivateBank and Trust Company. Dated as of January 8March 30, 2009 DETENTION CONTRACTING GROUP, LTD., a Texas limited partnership By: ISI DETENTION CONTRACTING GROUP, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI DETENTION CONTRACTING GROUP, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI DETENTION CONTRACTING GROUP, INC., a California corporation By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI DETENTION CONTRACTING GROUP, INC., a New Mexico corporation By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI DETENTION SYSTEMS, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI DETENTION SYSTEMS, LTD., a Texas limited partnership By: ISI DETENTION SYSTEMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO METROPLEX CONTROL SYSTEMS, INC., a Texas corporation, (f/k/a ISI Metroplex Controls, Inc.) By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI CONTROLS, LTD., a Texas limited partnership By: METROPLEX CONTROL SYSTEMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO METROPLEX COMMERCIAL FIRE AND SECURITY ALARMS, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO MCFSA, LTD., a Texas limited partnership By: METROPLEX COMMERCIAL FIRE AND SECURITY ALARMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO ARGYLE SECURITY, INC., a Delaware corporation By: /s/ Dxxxxx Xxxxxx X. Xxxxxxx Name: Dxxxxx Xxxxxx X. Xxxxxxx Title: Chief Financial Officer EXHIBIT A Third Amended and Restated Senior Subordinated Promissory Note EXHIBIT A-1 Amended and Restated Senior Subordinated Promissory NoteCFO COM-TEC SECURITY, LLC, a Wisconsin limited partnership By: /s/ Xxxxxx X. Xxxxxxx Name: Xxxxxx X. Xxxxxxx Title: CFO COM-TEC CALIFORNIA LIMITED PARTNERSHIP, a Wisconsin limited partnership By: /s/ Xxxxxx X. Xxxxxxx Name: Xxxxxx X. Xxxxxxx Title: CFO

REAFFIRMATION OF GUARANTY AGREEMENT. The undersigned (a) acknowledges receipt of a copy of the Sixth Amendment to Note and Warrant Purchase Agreement, dated January 8, 2009, by and between ISI Security Group, Inc. and Wxxxxxx Xxxxxxx Xxxxx Mezzanine Capital Fund III, L.P., a Delaware limited partnership, (b) consents to such amendments and all prior amendments and each of the transactions referenced therein, and (c) hereby reaffirms its obligations as a Guarantor under the Purchase Agreement in favor of Wxxxxxx Xxxxxxx Xxxxx Mezzanine Capital Fund III, L.P., a Delaware limited partnership. Dated as of January 8, 2009 DETENTION CONTRACTING GROUP, LTD., a Texas limited partnership By: ISI DETENTION CONTRACTING GROUP, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO ISI DETENTION CONTRACTING GROUP, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO ISI DETENTION CONTRACTING GROUP, INC., a California corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO ISI DETENTION CONTRACTING GROUP, INC., a New Mexico corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO ISI DETENTION SYSTEMS, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO ISI DETENTION SYSTEMS, LTD., a Texas limited partnership By: ISI DETENTION SYSTEMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO METROPLEX CONTROL SYSTEMS, INC., a Texas corporation, (f/k/a ISI Metroplex Controls, Inc.) By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO ISI CONTROLS, LTD., a Texas limited partnership By: METROPLEX CONTROL SYSTEMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO METROPLEX COMMERCIAL FIRE AND SECURITY ALARMS, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO MCFSA, LTD., a Texas limited partnership By: METROPLEX COMMERCIAL FIRE AND SECURITY ALARMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO ARGYLE SECURITY, INC., a Delaware corporation By: /s/ Dxxxxx X. Xxxxxxx Name: Dxxxxx Xxxxxx X. Xxxxxxx Title: Chief Financial Officer EXHIBIT A Third Amended and Restated Senior Subordinated Promissory Note EXHIBIT A-1 Amended and Restated Senior Subordinated Promissory Note EXHIBIT B AMENDED AND RESTATED No. _____________ $1,100,000.00 Date: as of January 8 2009 Chicago, Illinois Due Date: October 3, 2011 This Note is given in replacement of but not extinguishing the indebtedness evidenced by that Facility B Loan Note dated October 3, 2008, executed by ISI Security Group, Inc. in the original principal amount of $5,000,000.00. FOR VALUE RECEIVED, ISI SECURITY GROUP, INC., a Delaware corporation, (f/k/a ISI DETENTION CONTRACTING GROUP, INC.) (the “Borrower”), whose address is 00000 Xxxxxxxx Xxxxx, Xxx Xxxxxxx, Xxxxx 00000, promises to pay to the order of THE PRIVATEBANK AND TRUST COMPANY, an Illinois banking corporation (hereinafter, together with any holder hereof, the “Bank”), whose address is 70 X. Xxxxxxx, 2nd floor, Xxxxxxx, Xxxxxxxx 00000, on or before October 3, 2011 (the “Facility B Loan Scheduled Maturity Date”), the lesser of (i) one million on hundred thousand and 00/100 dollars ($1,100,000.00), or (ii) the aggregate principal amount of the Facility B Loan outstanding under and pursuant to that certain Loan and Security Agreement dated as of October 3, 2008, as amended, executed by and between the Borrower and the Bank, as amended from time to time (as amended, supplemented or modified from time to time, the “Loan Agreement”), and made available by the Bank to the Borrower at the maturity or maturities and in the amount or amounts stated on the records of the Bank, together with interest (computed on the actual number of days elapsed on the basis of a 360 day year) on the aggregate principal amount of the Facility B Loan outstanding from time to time as provided in the Loan Agreement. Capitalized words and phrases not otherwise defined herein shall have the meanings assigned thereto in the Loan Agreement. This Facility B Loan Note evidences the Facility B Loan, Letters of Credit and other indebtedness incurred by the Borrower under and pursuant to the Loan Agreement, to which reference is hereby made for a statement of the terms and conditions under which the Facility B Loan Scheduled Maturity Date or any payment hereon may be accelerated. The holder of this Facility B Loan Note is entitled to all of the benefits and security provided for in the Loan Agreement. The Facility B Loan shall be repaid by the Borrower on the Facility B Loan Scheduled Maturity Date, unless payable sooner pursuant to the provisions of the Loan Agreement. Principal and interest shall be paid to the Bank at its address set forth above, or at such other place as the holder of this Facility B Loan Note shall designate in writing to the Borrower. The Facility B Loan made, and all Letters of Credit issued by the Bank, and all payments on account of the principal and interest thereof shall be recorded on the books and records of the Bank and the principal balance as shown on such books and records, or any copy thereof certified by an officer of the Bank, shall be rebuttably presumptive evidence of the principal amount owing hereunder. Except for such notices as may be required under the terms of the Loan Agreement, the Borrower waives presentment, demand, notice, protest, and all other demands, or notices, in connection with the delivery, acceptance, performance, default, or enforcement of this Facility B Loan Note, and assents to any extension or postponement of the time of payment or any other indulgence. The Facility B Loan and the Letters of Credit evidenced hereby have been made and/or issued and this Facility B Loan Note has been delivered at the Bank’s main office set forth above. This Facility B Loan Note shall be governed and construed in accordance with the laws of the State of Illinois, in which state it shall be performed, and shall be binding upon the Borrower, and its legal representatives, successors, and assigns. Wherever possible, each provision of the Loan Agreement and this Facility B Loan Note shall be interpreted in such manner as to be effective and valid under applicable law, but if any provision of the Loan Agreement or this Facility B Loan Note shall be prohibited by or be invalid under such law, such provision shall be severable, and be ineffective to the extent of such prohibition or invalidity, without invalidating the remaining provisions of the Loan Agreement or this Facility B Loan Note. The term “Borrower” as used herein shall mean all parties signing this Facility B Loan Note, and each one of them, and all such parties, their respective successors and assigns, shall be jointly and severally obligated hereunder. This Note is given in replacement, renewal, and/or extension of, but not extinguishing the indebtedness evidenced by that promissory note dated October 3, 2008, as amended, executed by ISI SECURITY GROUP, INC., in the original principal amount of $5,000,000.00. This Note is a modification only and not a novation. All interest evidenced by the note being replaced, renewed, and/or extended by this instrument shall continue to be due and payable until paid.

REAFFIRMATION OF GUARANTY AGREEMENT. The undersigned (a) acknowledges receipt of a copy of the Sixth (i) Amendment No. 1 to Note Loan and Warrant Purchase Security Agreement, dated January 8, 2009, by and between ISI Security Group, Inc. and Wxxxxxx Xxxxx Mezzanine Capital Fund III, L.P., a Delaware limited partnershipThe PrivateBank and Trust Company, (b) consents to such amendments and waivers and all prior amendments and each of the transactions referenced therein, and (c) hereby reaffirms its obligations under its Unconditional Continuing Guaranty Agreement, dated as a Guarantor under the Purchase Agreement of October 3, 2008 in favor of Wxxxxxx Xxxxx Mezzanine Capital Fund III, L.P., a Delaware limited partnershipThe PrivateBank and Trust Company. Dated as of January 8, 2009 DETENTION CONTRACTING GROUP, LTD., a Texas limited partnership By: ISI DETENTION CONTRACTING GROUP, INC., a Texas corporation, its general partner By: /s/ Sxx Xxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO ISI DETENTION CONTRACTING GROUP, INC., a Texas corporation By: /s/ Sxx Xxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO ISI DETENTION CONTRACTING GROUP, INC., a California corporation By: /s/ Sxx Xxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO ISI DETENTION CONTRACTING GROUP, INC., a New Mexico corporation By: /s/ Sxx Xxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO ISI DETENTION SYSTEMS, INC., a Texas corporation By: /s/ Sxx Xxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO ISI DETENTION SYSTEMS, LTD., a Texas limited partnership By: ISI DETENTION SYSTEMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO METROPLEX CONTROL SYSTEMS, INC., a Texas corporation, (f/k/a ISI Metroplex Controls, Inc.) By: /s/ Sxx Xxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO ISI CONTROLS, LTD., a Texas limited partnership By: METROPLEX CONTROL SYSTEMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO METROPLEX COMMERCIAL FIRE AND SECURITY ALARMS, INC., a Texas corporation By: /s/ Sxx Xxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO MCFSA, LTD., a Texas limited partnership By: METROPLEX COMMERCIAL FIRE AND SECURITY ALARMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxx Xxxxxxxxxx Name: Sxx Xxx Xxxxxxxxxx Title: CEO ARGYLE COM-TEC SECURITY, INC.LLC, a Wisconsin limited partnership By: /s/ Xxx Xxxxxxxxxx Name: Xxx Xxxxxxxxxx Title: CEO COM-TEC CALIFORNIA LIMITED PARTNERSHIP, a Wisconsin limited partnership By: /s/ Xxx Xxxxxxxxxx Name: Xxx Xxxxxxxxxx Title: CEO EXHIBIT A SIXTH AMENDMENT TO NOTE AND WARRANT PURCHASE AGREEMENT THIS SIXTH AMENDMENT TO NOTE AND WARRANT PURCHASE AGREEMENT, dated as of January 8, 2009 (the “Amendment”), by and between ISI Security Group, Inc., a Delaware corporation By: /s/ Dxxxxx X. formerly known as ISI Detention Contracting Group, Inc. and d/b/a “Argyle Security USA” (successor-by-merger to ISI Security Group, Inc., an unrelated entity) (the “Company”), and Xxxxxxx Name: Dxxxxx X. Xxxxxxx Title: Chief Financial Officer EXHIBIT A Third Amended Xxxxx Mezzanine Capital Fund III, L.P., a Delaware limited partnership (the “Purchaser”), and Restated Senior Subordinated Promissory Note EXHIBIT A-1 Amended Com-Tec Security, LLC, a Wisconsin limited liability company, and Restated Senior Subordinated Promissory NoteCom-Tec California Limited Partnership, a Wisconsin limited partnership, solely for purposes of becoming a “Guarantor” under the Purchase Agreement (as defined below).

REAFFIRMATION OF GUARANTY AGREEMENT. The undersigned (a) acknowledges receipt of a copy of the Sixth (i) Amendment No. 3 to Note Loan and Warrant Purchase Security Agreement, dated January 8August 3, 2009, by and between ISI Security Group, Inc. and Wxxxxxx Xxxxx Mezzanine Capital Fund III, L.P., a Delaware limited partnershipThe PrivateBank and Trust Company, (b) consents to such amendments and waivers and all prior amendments and each of the transactions referenced therein, and (c) hereby reaffirms its obligations under its Unconditional Continuing Guaranty Agreement, dated as a Guarantor under the Purchase Agreement of October 3, 2008 in favor of Wxxxxxx Xxxxx Mezzanine Capital Fund III, L.P., a Delaware limited partnershipThe PrivateBank and Trust Company. Dated as of January 8August 3, 2009 DETENTION CONTRACTING GROUP, LTD., a Texas limited partnership By: ISI DETENTION CONTRACTING GROUP, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Name: Sxx Xxxxxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI DETENTION CONTRACTING GROUP, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx /s/ Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI DETENTION CONTRACTING GROUP, INC., a California corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx /s/ Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI DETENTION CONTRACTING GROUP, INC., a New Mexico corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx /s/ Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI DETENTION SYSTEMS, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx /s/ Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI DETENTION SYSTEMS, LTD., a Texas limited partnership By: ISI DETENTION SYSTEMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx /s/ Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO METROPLEX CONTROL SYSTEMS, INC., a Texas corporation, (f/k/a ISI Metroplex Controls, Inc.) By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx /s/ Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO ISI CONTROLS, LTD., a Texas limited partnership By: METROPLEX CONTROL SYSTEMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx /s/ Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO METROPLEX COMMERCIAL FIRE AND SECURITY ALARMS, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx /s/ Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Title: CEO CFO MCFSA, LTD., a Texas limited partnership By: METROPLEX COMMERCIAL FIRE AND SECURITY ALARMS, INC., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO ARGYLE SECURITY, INC., a Delaware corporation By: /s/ Dxxxxx Xxxxxx X. Xxxxxxx Name: Dxxxxx Xxxxxx X. Xxxxxxx Title: Chief Financial Officer EXHIBIT A Third Amended and Restated Senior Subordinated Promissory Note EXHIBIT A-1 Amended and Restated Senior Subordinated Promissory NoteCFO COM-TEC SECURITY, LLC, a Wisconsin limited partnership By: Name: /s/ Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Title: CFO COM-TEC CALIFORNIA LIMITED PARTNERSHIP, a Wisconsin limited partnership By: Name: /s/ Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Title: CFO

REAFFIRMATION OF GUARANTY AGREEMENT. The Each of the undersigned (a) acknowledges receipt of a copy of the Sixth (i) that certain Ninth Amendment to Note and Warrant Purchase Agreement, dated January 8December 14, 2009, by and between ISI Security Group, Inc. and Wxxxxxx Xxxxxxx Xxxxx Mezzanine Capital Fund III, L.P., a Delaware limited partnership, (b) consents to such amendments and waivers and all prior amendments and each of the transactions referenced therein, therein and (c) hereby reaffirms its obligations as a Guarantor under the Note and Warrant Purchase Agreement dated as of October 22, 2004, as amended, restated or otherwise modified from time to time, in favor of Wxxxxxx Xxxxxxx Xxxxx Mezzanine Capital Fund III, L.P., a Delaware limited partnership. L.P. Dated as of January 8December 14, 2009 DETENTION CONTRACTING GROUP, LTD., a Texas limited partnership By: ISI DETENTION CONTRACTING GROUPDetention Contracting Group, INC.Inc., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Chief Financial Officer ISI DETENTION CONTRACTING GROUP, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Chief Financial Officer ISI DETENTION CONTRACTING GROUP, INC., a California corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Chief Financial Officer ISI DETENTION CONTRACTING GROUP, INC., a New Mexico corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Chief Financial Officer ISI DETENTION SYSTEMS, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Chief Financial Officer ISI DETENTION SYSTEMS, LTD., a Texas limited partnership By: ISI DETENTION SYSTEMSDetention Systems, INC.Inc., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Chief Financial Officer METROPLEX CONTROL SYSTEMS, INC., a Texas corporation, (f/k/a ISI Metroplex Controls, Inc.) By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Chief Financial Officer ISI CONTROLS, LTD., a Texas limited partnership By: METROPLEX CONTROL SYSTEMSMetroplex Control Systems, INC.Inc., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Chief Financial Officer METROPLEX COMMERCIAL FIRE AND SECURITY ALARMS, INC., a Texas corporation By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Chief Financial Officer MCFSA, LTD., a Texas limited partnership By: METROPLEX COMMERCIAL FIRE AND SECURITY ALARMSMetroplex Commercial Fire and Security Alarms, INC.Inc., a Texas corporation, its general partner By: /s/ Sxx Xxxxxxxxxx Name: Sxx Xxxxxxxxxx Title: CEO ARGYLE Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Chief Financial Officer COM-TEC SECURITY, INC.LLC, a Delaware corporation Wisconsin limited partnership By: /s/ Dxxxxx Xxxxxx X. Xxxxxxx Name: Dxxxxx Xxxxxx X. Xxxxxxx Title: Chief Financial Officer EXHIBIT A Third Amended and Restated Senior Subordinated Promissory Note EXHIBIT A-1 Amended and Restated Senior Subordinated Promissory NoteCOM-TEC CALIFORNIA LIMITED PARTNERSHIP, a Wisconsin limited partnership By: /s/ Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Chief Financial Officer