**Exhibit 10.98**

 

**ExecutionVersion**

 

**ALLONGE TO AMENDED AND RESTATED SENIORSUBORDINATEDPROMISSORY NOTE A**

 

**THISALLONGE TO AMENDED AND RESTATED SENIOR SUBORDINATED PROMISSORY NOTE****A** (this “Allonge”) is made andentered into as of the 30th day of March, 2009, by and between ISISecurity Group, Inc., a Delaware corporation formerly known as ISIDetention Contracting Group, Inc. and d/b/a “Argyle Security USA”(successor-by-merger to ISI Security Group, Inc., an unrelated entity)(the “Borrower”), and WILLIAM BLAIR MEZZANINE CAPITAL FUND III, L.P., aDelaware limited partnership (the “Holder”).

 

WHEREAS, theBorrower executed in favor of the Holder that certain Amended and RestatedSenior Subordinated Promissory Note A, dated as of January 8, 2009, in theoriginal principal amount of Five Million and No/100 Dollars ($5,000,000.00), acopy of which is attached as Annex 1 hereto and incorporated herein bythis reference (“Note A”); and

 

WHEREAS, inorder to amend the payment schedule under Note A, the parties have agreed toexecute this Allonge.

 

NOW,THEREFORE, in consideration of the premises and the mutual covenants hereincontained, the undersigned agree as follows:

 

1.                    The Holderhereby agrees to extend the payment dates due under Note A from March 31,2009 to April 1, 2009 and June 30, 2009 to July 1, 2009,respectively.

 

2.                    It isunderstood and agreed that Exhibit A attached to this Allonge issubstituted in place of Exhibit A to Note A.

 

3.                    Except asamended or revised by this Allonge, the terms of Note A remain in full forceand effect as of the date hereof.  In theevent the terms of Note A should conflict with this Allonge, the terms of thisAllonge shall control.

 

4.                    The Borrowerhereby certifies, represents and warrants to the Holder that all certifications,representations and warranties made by the Borrower to the Holder in or inconnection with this Allonge were true in all material respects as of the dateof this Allonge and are true in all material respects on and as of the datehereof as if made on and as of the date hereof.

 

5.                    Theobligations evidenced hereby are subordinate in the manner and to the extentset forth in that certain Subordination Agreement, dated as of October 3,2008, among, without limitation, the Holder, the Borrower, and the PrivateBankand Trust Company (the “Senior Lender”), to the obligations (includinginterest) owed by Borrower to the holders of all of the notes issued pursuantto that certain Loan and Security Agreement, dated as of October 3, 2008,by and between the Borrower and the Senior Lender, as amended by that certainFirst Amendment to Loan and Security Agreement dated as of January 8, 2009(the “Loan and Security Agreement”), as such Loan and Security Agreement mayhereafter be supplemented, modified, restated or amended from time to time; andeach holder hereof, by its acceptance hereof, shall be bound by the provisionsof the Subordination Agreement.

 

----

 

6.                    This Allongeshall be governed by and construed in accordance with the laws of the State ofIllinois.

 

7.                    A facsimilecopy of this Allonge shall be deemed an original for all purposes.

 

[SIGNATURE PAGE FOLLOWS]

 

----

 

***Signature Page toAllonge to***

***Amended andRestated Senior Subordinated Promissory Note A***

 

**IN WITNESS WHEREOF**,the parties have caused this Allonge to Amended and Restated SeniorSubordinated Promissory Note A has been duly executed by their authorizedofficers as of the date first written above.

 
| ** **                                                                                                           | **BORROWER:**                                                                                                        |
|----------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------|
| ** **                                                                                                           | ** **                                                                                                           |
| ** **                                                                                                           | **ISI SECURITY GROUP, INC.**, a  Delaware corporation, formerly known as  ISI Detention Contracting Group, Inc. |
| ** **                                                                                                           | ** **                                                                                                           |
| ** **                                                                                                           | ** **                                                                                                           |
| ** **                                                                                                           | By:                                                                                                                  | /s/ Donald F. Neville |
| ** **                                                                                                           | Name:                                                                                                                | Donald F.  Neville |
| ** **                                                                                                           | Its:                                                                                                                 | CFO |
| ** **                                                                                                           |                                                                                                                 |
| ACCEPTED AND  AGREED TO AS OF  THE DATE FIRST WRITTEN ABOVE:**WILLIAM BLAIR MEZZANINE  CAPITAL FUND III, L.P.** |                                                                                                                 |
|                                                                                                                 |                                                                                                                 |
| By:                                                                                                                  | William  Blair Mezzanine Capital  Partners III, L.L.C., its General  Partner                                    |   |
|                                                                                                                 |                                                                                                                 |   |
|                                                                                                                 |                                                                                                                 |   |
| By:                                                                                                                  | /s/ Marc Walfish                                                                                                     |   |
| Name:                                                                                                                | Marc Walfish                                                                                                         |   |
| Its:                                                                                                                 | Managing  Director                                                                                                   |   |

 

----

 

**ANNEX 1**

 

**[INTENTIONALLY OMITTED]**

 

----

 

**EXHIBIT A**

 

----

 

**EXHIBIT A TO AMENDED AND RESTATED SENIOR SUBORDINATEDPROMISSORY NOTE A**

 

**WILLIAM BLAIR MEZZANINE CAPITAL FUND III, L.P.**

**ISI Detention Contracting Group**

$5,000,000 Senior Subordinated Promissory Note A

 

 
| Assumptions:                            | ** ** | ** ** | ** ** | ** **                   | ** ** | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** | ** **                | ** ** |
|-----------------------------------------|------------|------------|------------|------------------------------|------------|---------------------------|------------|--------------|------------|-------------------------|------------|---------------------------|------------|---------------------------|------------|
| Note                                    |       |       | ** ** | 5,000,000                    | ** ** | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** | ** **                | ** ** |
| Current Interest Rate                   |       |       |       | 11.580                       | %          | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** | ** **                | ** ** |
| Current Interest Rate - after 9/30/2010 |       | 15.580     | %          | ** **                   | ** ** | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** |
| PIK Interest Rate                       |       |       |       | 8.420                        | %          | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** | ** **                | ** ** |
| Days in Year Convention                 | ** ** | 360        | ** ** | ** **                   | ** ** | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** |
| Closing Date                            |       |       | ** ** | 1/2/2008                     | ** ** | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** | ** **                | ** ** |
| Maturity Date                           |       |       | ** ** | extended until 1/31/2011     | ** ** | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** | ** **                | ** ** |
| ** **                              | ** ** | ** ** | ** ** | ** **                   | ** ** | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** | ** **                | ** ** |
| ** **                              | ** ** | ** ** | ** ** | **Beginning Principal** | ** ** | **Current Interest** | ** ** | **Deferred** | ** ** | **Total Interest** | ** ** | **Current Interest** | ** ** | **Ending Principal** | ** ** |
| **Date**                                | ** ** | **Days**   | ** ** | **Amount**                   | ** ** | **Due**                   | ** ** | **Interest** | ** ** | **For Period**     | ** ** | **Paid**                  | ** ** | **Amount**                | ** ** |
| 1/2/2008                                |       |       |       | 5,000,000.00                 |       |                      |       |         |       |                    |       |                      |       |                      |       |
| 3/31/2008                               |       | 90         |       | 5,000,000.00                 |       | 144,750.00                |       | 105,250.00   |       | 250,000.00              |       | (144,750.00               | )          | 5,105,250.00              |       |
| 6/30/2008                               |       | 91         |       | 5,105,250.00                 |       | 149,439.18                |       | 108,659.57   |       | 258,098.75              |       | (149,439.18               | )          | 5,213,909.57              |       |
| 9/30/2008                               |       | 92         |       | 5,213,909.57                 |       | 154,296.96                |       | 112,191.75   |       | 266,488.71              |       | (154,296.96               | )          | 5,326,101.32              |       |
| 12/31/2008                              |       | 92         |       | 5,326,101.32                 |       | 157,617.09                |       | 114,605.86   |       | 272,222.96              |       | (157,617.09               | )          | 5,440,707.19              |       |
| 4/1/2009                                |       | 91         |       | 5,440,707.19                 |       | 159,258.57                |       | 115,799.41   |       | 275,057.97              |       | (159,258.57               | )          | 5,556,506.59              |       |
| 7/1/2009                                |       | 91         |       | 5,556,506.59                 |       | 162,648.21                |       | 118,264.07   |       | 280,912.28              |       | (162,648.21               | )          | 5,674,770.66              |       |
| 9/30/2009                               |       | 91         |       | 5,674,770.66                 |       | 166,110.00                |       | 120,781.19   |       | 286,891.18              |       | (166,110.00               | )          | 5,795,551.85              |       |
| 12/31/2009                              |       | 92         |       | 5,795,551.85                 |       | 171,509.70                |       | 124,707.40   |       | 296,217.09              |       | (171,509.70               | )          | 5,920,259.25              |       |
| 3/31/2010                               |       | 90         |       | 5,920,259.25                 |       | 171,391.51                |       | 124,621.46   |       | 296,012.96              |       | (171,391.51               | )          | 6,044,880.70              |       |
| 6/30/2010                               |       | 91         |       | 6,044,880.70                 |       | 176,943.73                |       | 128,658.57   |       | 305,602.30              |       | (176,943.73               | )          | 6,173,539.27              |       |
| 9/30/2010                               |       | 92         |       | 6,173,539.27                 |       | 182,695.61                |       | 132,840.85   |       | 315,536.45              |       | (182,695.61               | )          | 6,306,380.12              |       |
| 12/31/2010                              |       | 92         |       | 6,306,380.12                 |       | 251,092.03                |       | 135,699.29   |       | 386,791.31              |       | (251,092.03               | )          | 6,442,079.41              |       |
| 1/31/2011                               |       | 30         |       | 6,442,079.41                 |       | 83,639.66                 |       | 45,201.92    |       | 128,841.59              |       | (83,639.66                | )          | 6,487,281.33              |       |

 

Schedule assumes that Notewill be not be repaid until maturity at 1/31/2011 and reflects stepped-upcurrent interest rate.

 

----

 

**EXHIBIT A TO AMENDED AND RESTATED SENIOR SUBORDINATEDPROMISSORY NOTE A**

 

**WILLIAM BLAIR MEZZANINE CAPITAL FUND III, L.P.**

**ISI Detention Contracting Group**

$5,000,000 Senior Subordinated Promissory Note A

 

 
| Assumptions:            | ** ** | ** ** | ** ** | ** **                   | ** ** | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** | ** **                | ** ** |
|-------------------------|------------|------------|------------|------------------------------|------------|---------------------------|------------|--------------|------------|-------------------------|------------|---------------------------|------------|---------------------------|------------|
| Note                    |       |       | ** ** | 5,000,000                    | ** ** | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** | ** **                | ** ** |
| Current Interest Rate   |       |       |       | 11.580                       | %          | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** | ** **                | ** ** |
| PIK Interest Rate       |       |       |       | 8.420                        | %          | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** | ** **                | ** ** |
| Days in Year Convention | ** ** | 360        | ** ** | ** **                   | ** ** | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** |
| Closing Date            |       |       | ** ** | 1/2/2008                     | ** ** | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** | ** **                | ** ** |
| Maturity Date           |       |       | ** ** | extended until 1/31/2011     | ** ** | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** | ** **                | ** ** |
| ** **              | ** ** | ** ** | ** ** | ** **                   | ** ** | ** **                | ** ** | ** **   | ** ** | ** **              | ** ** | ** **                | ** ** | ** **                | ** ** |
| ** **              | ** ** | ** ** | ** ** | **Beginning Principal** | ** ** | **Current Interest** | ** ** | **Deferred** | ** ** | **Total Interest** | ** ** | **Current Interest** | ** ** | **Ending Principal** | ** ** |
| **Date**                | ** ** | **Days**   | ** ** | **Amount**                   | ** ** | **Due**                   | ** ** | **Interest** | ** ** | **For Period**     | ** ** | **Paid**                  | ** ** | **Amount**                | ** ** |
| 1/2/2008                |       |       |       | 5,000,000.00                 |       |                      |       |         |       |                    |       |                      |       |                      |       |
| 3/31/2008               |       | 90         |       | 5,000,000.00                 |       | 144,750.00                |       | 105,250.00   |       | 250,000.00              |       | (144,750.00               | )          | 5,105,250.00              |       |
| 6/30/2008               |       | 91         |       | 5,105,250.00                 |       | 149,439.18                |       | 108,659.57   |       | 258,098.75              |       | (149,439.18               | )          | 5,213,909.57              |       |
| 9/30/2008               |       | 92         |       | 5,213,909.57                 |       | 154,296.96                |       | 112,191.75   |       | 266,488.71              |       | (154,296.96               | )          | 5,326,101.32              |       |
| 12/31/2008              |       | 92         |       | 5,326,101.32                 |       | 157,617.09                |       | 114,605.86   |       | 272,222.96              |       | (157,617.09               | )          | 5,440,707.19              |       |
| 4/1/2009                |       | 91         |       | 5,440,707.19                 |       | 159,258.57                |       | 115,799.41   |       | 275,057.97              |       | (159,258.57               | )          | 5,556,506.59              |       |
| 7/1/2009                |       | 91         |       | 5,556,506.59                 |       | 162,648.21                |       | 118,264.07   |       | 280,912.28              |       | (162,648.21               | )          | 5,674,770.66              |       |
| 9/30/2009               |       | 91         |       | 5,674,770.66                 |       | 166,110.00                |       | 120,781.19   |       | 286,891.18              |       | (166,110.00               | )          | 5,795,551.85              |       |
| 12/31/2009              |       | 92         |       | 5,795,551.85                 |       | 171,509.70                |       | 124,707.40   |       | 296,217.09              |       | (171,509.70               | )          | 5,920,259.25              |       |
| 3/31/2010               |       | 90         |       | 5,920,259.25                 |       | 171,391.51                |       | 124,621.46   |       | 296,012.96              |       | (171,391.51               | )          | 6,044,880.70              |       |
| 6/30/2010               |       | 91         |       | 6,044,880.70                 |       | 176,943.73                |       | 128,658.57   |       | 305,602.30              |       | (176,943.73               | )          | 6,173,539.27              |       |
| 9/30/2010               |       | 92         |       | 6,173,539.27                 |       | 182,695.61                |       | 132,840.85   |       | 315,536.45              |       | (182,695.61               | )          | 6,306,380.12              |       |

 

Schedule assumes that Notewill be repaid on September 30, 2010 together with current and PIK interest.

 

----