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
OMB APPROVAL
OMB Number: 3235-0104
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
  WL ROSS & CO LLC
2. Date of Event Requiring Statement (Month/Day/Year)
02/28/2008
3. Issuer Name and Ticker or Trading Symbol
ASSURED GUARANTY LTD [AGO]
(Last)
(First)
(Middle)
1166 AVENUE OF THE AMERICAS
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)

NEW YORK, NY 10036
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 12,166,396
I
See Remarks (1) (2) (3) (4) (5) (6)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.

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

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
WL ROSS & CO LLC
1166 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
    X    
WLR Recovery Fund IV LP
1166 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
    X    
WLR RECOVERY FUND III LP
1166 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
    X    
WLR IV PARALLEL ESC LP
1166 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
    X    
INVESCO WLR IV Associates LLC
1166 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
    X    
WLR Recovery Associates III LLC
1166 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
    X    
WLR Recovery Associates IV LLC
1166 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
    X    
ROSS WILBUR L JR
1166 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
    X    

Signatures

/s/ Wilbur L. Ross, Jr., its Managing Member for WL ROSS & CO. LLC 03/10/2008
**Signature of Reporting Person Date

/s/ Wilbur L. Ross, Jr., its Managing Member, WLR Recovery Associates IV LLC, its General Partner for WLR RECOVERY FUND IV, L.P. 03/10/2008
**Signature of Reporting Person Date

/s/ Wilbur L. Ross, Jr., its Managing Member, WLR Recovery Associates IV LLC, its General Partner for WLR RECOVERY FUND III, L.P. 03/10/2008
**Signature of Reporting Person Date

/s/ Wilbur L. Ross, Jr., its Chief Executive Officer, INVESCO WLR IV Associates LLC, its General Partner, INVESCO Private Capital, Inc., its Managing Member for WLR IV PARALLEL ESC, L.P. 03/10/2008
**Signature of Reporting Person Date

/s/ Wilbur L. Ross, Jr., its Chief Executive Officer, INVESCO Private Capital, Inc, its Managing Member for INVESCO WLR IV ASSOCIATES LLC 03/10/2008
**Signature of Reporting Person Date

/s/ Wilbur L. Ross, Jr., its Managing Member for WLR RECOVERY ASSOCIATES III LLC 03/10/2008
**Signature of Reporting Person Date

/s/ Wilbur L. Ross, Jr., its Managing Member for WLR RECOVERY ASSOCIATES IV LLC 03/10/2008
**Signature of Reporting Person Date

/s/ Wilbur L. Ross, Jr. 03/10/2008
**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) Subject to the satisfaction of certain conditions, including the receipt of required regulatory approvals and the expiration or termination of the waiting period under the Hart-Scott-Rodino Antitrust Improvements Act, WLR Recovery Fund IV, L.P. ("Fund IV") has agreed to acquire 10,651,896 shares of common stock pursuant to an Investment Agreement, dated as of February 28, 2008, between Assured Guaranty Ltd. ("AGO") and Fund IV (the "Investment Agreement") in exchange for cash consideration in the amount of $250,000,000. Fund IV currently anticipates that the issuance of the shares pursuant to the Investment Agreement will occur within 60 days of February 28, 2008. Prior to closing the transaction, Fund IV does not actually own the shares.
(2) WLR Recovery Associates IV LLC is the general partner and WL Ross & Co. LLC is the investment manager of WLR Recovery Fund IV, L.P. ("Fund IV"). Wilbur L. Ross, Jr. is the Chairman and Chief Executive Officer of WL Ross & Co. LLC and the managing member of WLR Recovery Associates IV LLC. Accordingly, WL Ross & Co. LLC, WLR Recovery Associates IV LLC and Wilbur L. Ross, Jr. can be deemed to share voting and dispositive power over the shares to be held by Fund IV.
(3) WLR Recovery Fund III, L.P. is the beneficial owner of 130,300 shares of common stock acquired prior to the execution of the Investment Agreement and can be deemed to share voting and dispositive power of an additional 1,384,200 shares that are owned by WLR Recovery Fund IV, L.P. and WLR IV Parallel ESC, L.P., affiliates of the Reporting Person.
(4) WLR Recovery Associates III LLC is the general partner and WL Ross & Co. LLC is the investment manager of WLR Recovery Fund III, L.P. ("Fund III"). Wilbur L. Ross, Jr. is the Chairman and Chief Executive Officer of WL Ross & Co. LLC and the managing member of WLR Recovery Associates III LLC. Accordingly, WL Ross & Co. LLC, WLR Recovery Associates III LLC and Wilbur L. Ross, Jr. can be deemed to share voting and dispositive power over the shares to be held directly by Fund III.
(5) WLR IV Parallel ESC, L.P. is the beneficial owner of 4,800 shares of common stock acquired prior to the execution of the Investment Agreement and can be deemed to share voting and dispositive power of an additional 1,509,700 shares that are owned by WLR Recovery Fund III, L.P. and WLR Recovery Fund IV, L.P., affiliates of the Reporting Person.
(6) INVESCO WLR IV Associates LLC is the general partner and INVESCO Private Capital, Inc. is the managing member of WLR IV Parallel ESC, L.P. ("Parallel Fund"). INVESCO Private Capital, Inc. has agreed to vote in parallel to WLR Recovery Fund III, L.P. and WLR Recovery Fund IV, L.P. Accordingly, INVESCO WLR IV Associates LLC, INVESCO Private Capital, Inc. and Wilbur L. Ross, Jr. can be deemed to share beneficial ownership over the shares to be held directly by Parallel Fund.

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

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.