Sec Form 4 Filing - BRADLEY HUGH E @ MATRIX SERVICE CO - 2006-08-08

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person BRADLEY HUGH E 2. Issuer Name and Ticker or Trading Symbol MATRIX SERVICE CO [ MTRX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 1812 REDTALE HAWK 3. Date of Earliest Transaction (MM/DD/YY) 08/08/2006 (Street) EDMOND, OK73003 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock ( 1 ) 08/08/2006 M 600 A $ 2.0315 600 D Common Stock ( 1 ) 08/08/2006 S 600 D $ 12.27 0 D Common Stock ( 1 ) 08/08/2006 M 92 A $ 2.0315 92 D Common Stock ( 1 ) 08/08/2006 S 92 D $ 12.26 0 D Common Stock ( 1 ) 08/08/2006 M 3,799 A $ 2.0315 3,799 D Common Stock ( 1 ) 08/08/2006 S 3,799 D $ 12.25 0 D Common Stock ( 1 ) 08/09/2006 M 2,245 A $ 2.0315 2,245 D Common Stock ( 1 ) 08/09/2006 S 2,245 D $ 12.25 0 D Common Stock ( 1 ) 08/09/2006 M 276 A $ 2.0315 276 D Common Stock ( 1 ) 08/09/2006 S 276 D $ 12.09 0 D Common Stock ( 1 ) 08/09/2006 M 100 A $ 2.0315 100 D Common Stock ( 1 ) 08/09/2006 S 100 D $ 12.08 0 D Common Stock ( 1 ) 08/09/2006 M 1,100 A $ 2.0315 1,100 D Common Stock ( 1 ) 08/09/2006 S 1,100 D $ 12.07 0 D Common Stock ( 1 ) 08/09/2006 M 200 A $ 2.0315 200 D Common Stock ( 1 ) 08/09/2006 S 200 D $ 12.05 0 D Common Stock ( 1 ) 08/09/2006 M 200 A $ 2.0315 200 D Common Stock ( 1 ) 08/09/2006 S 200 D $ 12.04 0 D Common Stock ( 1 ) 08/09/2006 M 1,388 A $ 2.0315 1,388 D Common Stock ( 1 ) 08/09/2006 S 1,388 D $ 12.02 0 D Common Stock ( 1 ) 08/09/2006 M 10,000 A $ 2.0625 10,000 D Common Stock ( 1 ) 08/09/2006 S 10,000 D $ 12.02 0 D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Inst r. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Non-Qualified Stock Option (right to buy) ( 1 ) $ 2.0315 08/08/2006 M 600 ( 2 ) 10/28/2008 Common Stock ( 1 ) 600 ( 3 ) 59,400 D Non-Qualified Stock Option (right to buy) ( 1 ) $ 2.0315 08/08/2006 M 92 ( 2 ) 10/28/2008 Common Stock ( 1 ) 92 ( 3 ) 59,308 D Non-Qualified Stock Option (right to buy) ( 1 ) $ 2.0315 08/08/2006 M 3,799 ( 2 ) 10/28/2008 Common Stock ( 1 ) 3,799 ( 3 ) 55,509 D Non-Qualified Stock Option (right to buy) ( 1 ) $ 2.0315 08/09/2006 M 2,245 ( 2 ) 10/28/2008 Common Stock ( 1 ) 2,245 ( 3 ) 53,264 D Non-Qualified Stock Option (right to buy) ( 1 ) $ 2.0315 08/09/2006 M 276 ( 2 ) 10/28/2008 Common Stock ( 1 ) 276 ( 3 ) 52,988 D Non-Qualified Stock Option (right to buy) ( 1 ) $ 2.0315 08/09/2006 M 100 ( 2 ) 10/28/2008 Common Stock ( 1 ) 100 ( 3 ) 52,888 D Non-Qualified Stock Option (right to buy) ( 1 ) $ 2.0315 08/09/2006 M 1,100 ( 2 ) 10/28/2008 Common Stock ( 1 ) 1,100 ( 3 ) 51,788 D Non-Qualified Stock Option (right to buy) ( 1 ) $ 2.0315 08/09/2006 M 200 ( 2 ) 10/28/2008 Common Stock ( 1 ) 200 ( 3 ) 51,588 D Non-Qualified Stock Option (right to buy) ( 1 ) $ 2.0315 08/09/2006 M 200 ( 2 ) 10/28/2008 Common Stock ( 1 ) 200 ( 3 ) 51,388 D Non-Qualified Stock Option (right to buy) ( 1 ) $ 2.0315 08/09/2006 M 1,388 ( 2 ) 10/28/2008 Common Stock ( 1 ) 1,388 ( 3 ) 50,000 D Non-Qualified Stock Option (right to buy) ( 1 ) $ 2.0625 08/09/2006 M 10,000 ( 2 ) 10/27/2009 Common Stock ( 1 ) 10,000 ( 3 ) 40,000 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other BRADLEY HUGH E 1812 REDTALE HAWK EDMOND, OK73003 X Signatures Hugh E. Bradley 08/10/2006 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Matrix Service Company Common Stock ( 2 )The stock options became exercisable in two equal annual installments, commencing one year after the dates of the grants. ( 3 )Not applicable

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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