UNITED STATES
SECURITIES AND EXCHANGE: COMMISSION
Washington, I).C 20549

SCHEDULE 13G

			Under the Securities and Exchange Act of 1934
					     N/A
				       (Amendment No.)

					    MATRIX 
				       (Name of Issuer)

					Common stock
				(Title of Class of Securities)

 
					   576853105
					(CUSIP Number)


1.  NAME OF REPORTING PERSON
     S.S or l.R.S. IDENTIFICATION NO. OF ABOVE PERSON

		Century Management     TAX # 953017097     

2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
								   A
								   B x  
3 SEC USE ONLY4 CITIZENSHIP OR PLACE OF ORGANIZATION

		USA
				
5   SOLE VOTING POWER       
		21,025
		
6   SHARED VOTING POWER              

		616,325

7   SOLE DISPOSITIVE POWER           

		21,025

8   SHARED DISPOSITIVE POWER    

		616,325

9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

		637,350


10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

		N/A

11  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9


		6.66%

12 TYPE OF REPORTING PERSON*


		IA


Item 1.

(a) Name of Issuer

		MATRIX SERVICES

(b) Address of Issuer's Principal Executive Offices

		10701 E UTE STREET
		TULSA, OK 74116
Item 2.

(a) Name of Person Filing

		CENTURY MANAGEMENT      IRS# 953017097

(b) Address of Principal Business Office or, if none, Residence

		1301 Capitol of Texas Hwy
		SUITE  B228
		Austin, Texas   78746

(c) Citizenship

		USA

(d) Title of Class of Securities

		Common stock

(e) CUSIP Number
		
		576853105

Item 3. If this statement is filed pursuant to Rule 13d-l(b), or 13d-2(b), 
check whether the person filing is a:

(a)  Broker or Dealer registered under Section 15 of the Act

(b)  Bank as defined in section 3(a)(6) of the Act

(c)  Insurance Company as defined in section 3(a)(19) of the act

(d)  Investment Company registered under section 8 of the Investment Company 
Act

(e)  Investment Adviser registered under section 203 of the Investment 
Advisers Act of 1940

(f)  Employee Benefit Plan, Pension Fund which is subject to the provisions of
the Employee Retirement Income Security Act of 1974 or Endowment Fund; see 
240.13d-l(b)(l)(ii)(F)

(g)  Parent Holding Company, in accordance with 240.13d-l(b)(ii)(G) 
(Note: See Item 7)

(h) Group, in accordance with 240.13d-l(b)(l)(ii)(H)
 
Item 4. Ownership

(a) Amount Beneficially Owned

		637,350

(b) Percent of Class

		6.66%

(c) Number of shares as to which such person has:

(i) sole power to vote or to direct the vote                    21,025
(ii) shared power to vote or to direct the vote                 616,325
(iii) sole power to dispose or to direct the disposition of     21,025
(iv) shared power to dispose or to direct the disposition of    616,325


Item 5. Ownership of Five Percent or Less of a Class.  


Item 6. Ownership of More than Five Percent on Behalf of Another Person     

	N/A

Item 7. Identification and Classification of the Subsidiary Which 
Acquired the Security Being Reported on By the Parent Holding Company     

	N/A


Item 8. Identification and Classification of Members of the Group       N/A 

Item 9. Notice of Dissolution of Group           
	
	N/A
	
Item 10. Certification


After reasonable inquiry and to the best of my knowledge and belief, I 
certify that the information set forth in this statement is true, 
complete and correct.

					Date
					Signature
					Name/Title