Ownership Submission
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 OF SECURITIES

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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(Print or Type Responses)
1. Name and Address of Reporting Person *
WESSNER DAVID K
   2. Issuer Name and Ticker or Trading Symbol
SERVICEMASTER CO [SVM] 		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)
3250 LACEY ROAD, SUITE 600		 3. Date of Earliest Transaction (Month/Day/Year)
08/10/2005
(Street)

DOWNERS GROVE, IL 60515-1700		 4. If Amendment, Date Original Filed(Month/Day/Year)
 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 (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 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 $.01 par value               11,951 D  
Common stock $.01 par value 08/10/2005   S   16,200 D $ 13.6189 202,700 I by Trust for self
Common stock $.01 par value 08/10/2005   S   16,200 D $ 13.6189 202,700 I by trust for spouse
Common stock $.01 par value 08/10/2005   S   7,800 D $ 13.6189 34,546 I Cust. for children
Common stock $.01 par value               60,937 (1) I Dir. Def Fee Trust
Common stock $.01 par value               545,620 I Director Investment Co.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 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
(Month/Day/Year)		 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)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Options (Right to buy) $ 8.4788             09/30/2000 09/29/2010 Common Stock 7,018   7,018 D  
Stock Options (Right to buy) $ 9.21             12/31/2002 12/31/2012 Common Stock 11,728   11,728 D  
Stock Options (Right to buy) $ 9.2593             02/16/1997 02/15/2006 Common Stock 10,125   10,125 D  
Stock Options (Right to buy) $ 9.7856             03/31/2000 03/30/2010 Common Stock 7,962   7,962 D  
Stock Options (Right to buy) $ 10.02             04/27/2002 04/26/2008 Common Stock 15,000   15,000 D  
Stock Options (Right to buy) $ 10.2319             06/30/2000 06/29/2010 Common Stock 9,830   9,830 D  
Stock Options (Right to buy) $ 13.2069             09/30/1999 09/29/2009 Common Stock 4,505   4,505 D  
Stock Options (Right to buy) $ 15.5231             06/30/1999 06/29/2009 Common Stock 3,833   3,833 D  
Stock Options (Right to buy) $ 15.7392             03/31/1998 03/30/2008 Common Stock 3,780   3,780 D  
Stock Options (Right to buy) $ 17.1913             03/31/1999 03/30/2009 Common Stock 6,922   6,922 D  
Stock Options (Right to buy) $ 18.0413             09/30/1998 09/29/2008 Common Stock 3,298   3,298 D  
Stock Options (Right to buy) $ 18.6788             12/31/1998 12/30/2008 Common Stock 3,489   3,489 D  
Stock Options (Right to buy) $ 19.3588             06/30/1998 06/29/2008 Common Stock 2,781   2,781 D  
2001 Dir. Stock Option (Right to Buy) $ 8.4             04/01/2003 03/31/2013 Common Stock 18,243   18,243 D  
2001 Dir. Stock Option (Right to Buy) $ 8.63             09/30/2003 09/29/2013 Common Stock 9,868   9,868 D  
2001 Dir. Stock Option (Right to Buy) $ 9.02             06/30/2003 06/29/2013 Common Stock 10,063   10,063 D  
2001 Dir. Stock Option (Right to Buy) $ 9.94             12/31/2003 12/30/2013 Common Stock 6,286   6,286 D  
2001 Dir. Stock Option (Right to Buy) $ 9.96             05/21/2004 05/20/2013 Common Stock 7,500   7,500 D  
2001 Dir. Stock Option (Right to Buy) $ 11.46             07/01/2002 06/30/2012 Common Stock 7,426   7,426 D  
2001 Dir. Stock Option (Right to Buy) $ 11.6             04/01/2002 03/31/2012 Common Stock 19,048   19,048 D  
2001 Dir. Stock Option (Right to Buy) $ 13.44             02/11/2006 02/10/2015 Common Stock 12,277   12,277 D  
2001 Dir. Stock Option (Right to Buy) $ 13.972             04/15/2002 04/14/2009 Common Stock 15,000   15,000 D  
Non-Emplee Dir.Dis. Option (Right to Buy) $ 9.1             09/30/2002 09/29/2012 Common Stock 11,801   11,801 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
WESSNER DAVID K
3250 LACEY ROAD, SUITE 600
DOWNERS GROVE, IL 60515-1700		   X      

Signatures

 Sandra L. Groman by power of attorney   08/10/2005
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) Directors Deferred Fees Trust includes 994 shares purchased through the dividend reinvestment feature of the plan pursuant to the February 28, 2005 and May 31, 2005 dividends.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

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