Ownership Submission
FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF 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 *
  MICROSOFT CORP
2. Date of Event Requiring Statement (Month/Day/Year)
03/21/2006
3. Issuer Name and Ticker or Trading Symbol
Avanade Inc. [NO TICKER]
(Last)
(First)
(Middle)
ONE MICROSOFT WAY
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

REDMOND, WA 98052-6399
6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 99
I
see footnote (1)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Convertible Series A Preferred Stock   (2)   (2) Common Stock 15,479,135 $ (3) I see footnote (4)

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
MICROSOFT CORP
ONE MICROSOFT WAY
REDMOND, WA 98052-6399
    X    
Microsoft AVN Holdings, Inc.
ONE MICROSOFT WAY
REDMOND, WA 98052-6399
    X    

Signatures

Keith R. Dolliver, Assistant Secretary, Microsoft Corporation 03/21/2006
**Signature of Reporting Person Date

Keith R. Dolliver, Vice President, Microsoft AVN Holdings, Inc. 03/21/2006
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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) These shares are owned directly by Microsoft AVN Holdings, Inc., which is a wholly-owned subsidiary of Microsoft Corporation. Microsoft Corporation is an indirect beneficial owner of the reported shares of common stock.
(2) The Convertible Series A preferred stock is convertible at any time at the holder's election. The conversion rights do not expire.
(3) The Convertible Series A preferred stock is convertible into Avanade Inc. common stock on a one-for-one basis, subject to certain adjustments in accordance with the terms of the Convertible Series A preferred stock.
(4) Includes 14,343,008 shares of Convertible Series A preferred stock owned by Microsoft AVN Holdings, Inc., a wholly-owned subsidiary of Microsoft Corporation and 1,136,127 shares of Convertible Series A preferred stock owned directly by Microsoft Corporation. Microsoft Corporation is an indirect beneficial owner of the Convertible Series A preferred stock held by Microsoft AVN Holdings, Inc.

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