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 *
  Vestar AIV Holdings A L.P.
 2. Date of Event Requiring Statement (Month/Day/Year)
07/24/2007		 3. Issuer Name and Ticker or Trading Symbol
VALIDUS HOLDINGS LTD [VR]
(Last)
(First)
(Middle)
C/O VALIDUS RE, SUITE 1790, 48 PAR-LA-VILLE ROAD		 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)

HAMILTON, D0 HM11		 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 Shares 8,571,427
D (1) (3)
 

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
Warrants to acquire common shares   (4) 12/12/2015 Common Shares 972,809.7 $ 17.5 D (2) (3)  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Vestar AIV Holdings A L.P.
C/O VALIDUS RE
SUITE 1790, 48 PAR-LA-VILLE ROAD
HAMILTON, D0 HM11		     X    
Vestar AIV Employees Validus Ltd.
C/O VALIDUS RE
SUITE 1790, 48 PAR-LA-VILLE ROAD
HAMILTON, D0 HM11		     X    
Vestar AIV Holdings B L.P.
C/O VALIDUS RE
SUITE 1790, 48 PAR-LA-VILLE ROAD
HAMILTON, D0 HM11		     X    
Vestar AIV Associates L.P.
C/O VALIDUS RE
SUITE 1790, 48 PAR-LA-VILLE ROAD
HAMILTON, D0 HM11		     X    
Vestar AIV Managers Ltd.
C/O VALIDUS RE
SUITE 1790, 48 PAR-LA-VILLE ROAD
HAMILTON, D0 HM11		     X    

Signatures

John Schuster, Power-of-Attorney 07/24/2007
**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) 8,409,470 securities are owned solely by Vestar AIV Holdings A L.P., 90,419 securities are owned solely by Vestar AIV Holdings B L.P. and 71,538 securities are owned solely by Vestar AIV Holdings B L.P. Vestar AIV Associates L.P. is the General Partner of Vestar AIV Holdings A L.P. and Vestar AIV Holdings B L.P. Vestar AIV Managers Ltd. is the General Partner of Vestar AIV Associates L.P. and the sole director of Vestar AIV Employees Validus Ltd.
(2) The securities are owned by Vestar AIV Holdings A L.P. (954,442.5 warrants), Vestar AIV Employees Validus Ltd. (10,236.3 warrants), and Vestar AIV Holdings B L.P. (8,130.9 warrants).
(3) Each of the reporting owners disclaims beneficial ownership of these securities, except to the extent of its pecuniary interest therein.
(4) Warrants are exercisable at any time prior to Expiration Date.

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