UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 4
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] Check this box if no longer subject to Section 16.
    Form 4 or Form 5 obligations may continue.
1. Name and Address of Reporting Person(s)
   Hall, Michael J.
   10701 East Ute Street


   Tulsa, OK  74116-1517
2. Issuer Name and Ticker or Trading Symbol
   Matrix Service Company (MTRX)
3. I.R.S. Identification Number of Reporting Person, if an entity (Voluntary)

4. Statement for Month/Year
   03/03
5. If Amendment, Date of Original (Month/Year)
6. Relationship of Reporting Person(s) to Issuer (Check all applicable)
   [X] Director                   [ ] 10% Owner
   [X] Officer (give title below) [ ] Other (specify below)
   SVP Finance/CFO
7. Individual or Joint/Group Filing (Check Applicable Line)
   [X] Form filed by One Reporting Person
   [ ] Form filed by More than One Reporting Person

Table I Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned - ------------------------------------------------------------------------------------------------------------------------------------ 1)Title of Security 2)Trans- 3.Trans- 4.Securities Acquired(A) 5)Amount of 6) 7)Nature of action action or Disposed of (D) Securities Indirect Date Code A Beneficially D Beneficial (Month/ or Owned at or Ownership Day/Year) Code V Amount D Price End of Month I - ------------------------------------------------------------------------------------------------------------------------------------ Common Stock (1) 03/10/03 S 2,000 D $10.350 111,772 I by Trust Table II (PART 1) Derivative Securities Acquired, Disposed of, or Beneficially Owned (Columns 1 through 6) - ------------------------------------------------------------------------------------------------------------------------------------ 1)Title of Derivative 2)Conversion 3)Trans- 4)Trans- 5)Number of Derivative 6)Date Exercisable and Security or Exercise action action Securities Acquired (A) Expiration Date Price of Date Code or Disposed of (D) Derivative Security Code V A D Exercisable Expiration - ------------------------------------------------------------------------------------------------------------------------------------ Incentive Stock Option (right $4.250 10/18/10 to buy) Incentive Stock Option (right $3.781 04/21/09 to buy) Incentive Stock Option (right $6.050 10/23/11 to buy) Incentive Stock Option (right $7.400 10/22/12 to buy) Non-Qualified Stock Option $3.781 04/21/09 (right to buy) Non-Qualified Stock Option $4.250 10/18/10 (right to buy) Table II (PART 2) Derivative Securities Acquired, Disposed of, or Beneficially Owned (Columns 1,3 and 7 through 11) - ------------------------------------------------------------------------------------------------------------------------------------ 1)Title of Derivative 3)Trans- 7)Title and Amount 8)Price 9)Number of 10) 11)Nature of Security action of Underlying of Deri- Derivative Indirect Date Securities vative Securities D Beneficial Amount or Security Beneficially or Ownership Number of Owned at I - Title Shares End of Month - ------------------------------------------------------------------------------------------------------------------------------------ Incentive Stock Option (right Common Stock 16,000 16,000 D Direct to buy) Incentive Stock Option (right Common Stock 12,000 12,000 D Direct to buy) Incentive Stock Option (right Common Stock 20,000 20,000 D Direct to buy) Incentive Stock Option (right Common Stock 20,000 20,000 D Direct to buy) Non-Qualified Stock Option Common Stock 9,228 9,228 D Direct (right to buy) Non-Qualified Stock Option Common Stock 4,000 4,000 D Direct (right to buy) Explanation of Responses: (1) Matrix Service Company Common Stock
SIGNATURE OF REPORTING PERSON /S/ Hall, Michael J. DATE 03/11/03