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 *
  TRIDENT II L P
2. Date of Event Requiring Statement (Month/Day/Year)
08/08/2005
3. Issuer Name and Ticker or Trading Symbol
James River Group, INC [JRVR]
(Last)
(First)
(Middle)
C/O MAPLES & CALDER, UGLAND HOUSE, BOX 309, SOUTH CHURCH STREET
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)

GEORGE TOWN, GRAND CAYMAN, CI 
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)

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
Series A Convertible Preferred Stock   (6)   (7) Common Stock 16,343 (1) $ (8) D (3)  
Series B Convertible Preferred Stock   (6)   (7) Common Stock 212,708 (2) $ (9) D (3)  
Series A Convertible Preferred Stock   (6)   (7) Common Stock 200 (1) $ (8) D (4)  
Series B Convertible Preferred Stock   (6)   (7) Common Stock 2,512 (2) $ (9) D (4)  
Series A Convertible Preferred Stock   (6)   (7) Common Stock 457 (1) $ (8) D (5)  
Series B Convertible Preferred Stock   (6)   (7) Common Stock 5,780 (2) $ (9) D (5)  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
TRIDENT II L P
C/O MAPLES & CALDER, UGLAND HOUSE
BOX 309, SOUTH CHURCH STREET
GEORGE TOWN, GRAND CAYMAN, CI 
    X    
TRIDENT CAPITAL II LP
C/O MAPLES & CALDER, UGLAND HOUSE
BOX 309, SOUTH CHURCH STREET
GEORGE TOWN, GRAND CAYMAN, CI 
    X    
MARSH & MCLENNAN CAPITAL PROFESSIONALS FUND LP
C/O MAPLES & CALDER, UGLAND HOUSE
BOX 309, SOUTH CHURCH STREET
GEORGE TOWN, GRAND CAYMAN, CI 
    X    
MARSH & MCLENNAN EMPLOYEES SECURITIES CO LP
C/O MAPLES & CALDER, UGLAND HOUSE
BOX 309, SOUTH CHURCH STREET
GEORGE TOWN, GRAND CAYMAN, CI 
    X    

Signatures

Trident II, L.P. By: Trident Capital II, L.P., its sole general partner By: CD Trident II, LLC, a general partner By: /s/ David Wermuth, Vice President 08/08/2005
**Signature of Reporting Person Date

Trident Capital II, L.P. By: CD Trident II, LLC, a general partner By: /s/ David Wermuth, Vice President 08/08/2005
**Signature of Reporting Person Date

Marsh & McLennan Capital Professionals Fund, L.P. By: Stone Point GP Ltd., its sole general partner By: /s/ David J. Wermuth, Secretary 08/08/2005
**Signature of Reporting Person Date

Marsh & McLeannan Employees' Securities Company, L.P. By: Stone Point Capital LLC, Attorney-in-Fact By: /s/ David J. Wermuth, Principal 08/08/2005
**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) Does not reflect accrued and unpaid dividends payable in Common Stock of JRVR or a 10-for-1 stock split to be effective prior to the closing of the issuer's initial public offering.
(2) Does not reflect accrued and unpaid dividends payable in Common Stock of JRVR or a 10-for-1 stock split to be effective prior to the closing of the issuer's initial public offering.
(3) Represents shares of convertible preferred stock of JRVR held by Trident. Trident GP is the sole general partner of Trident. The general partners of Trident GP are four single member limited liability companies that are owned by individuals who are members of Stone Point Capital LLC, which serves as the investment manager of Trident and CPF. Each of the single member limited liability companies that acts as a general partner of Trident GP disclaims beneficial ownership of shares of JRVR that are, or may be deemed to be, beneficially owned by Trident, other than shares in which they may be deemed to have a pecuniary interest. Trident disclaims beneficial ownership of shares that are, or may be deemed to be, beneficially owned by CPF and ESC.
(4) Represents shares of convertible preferred stock of JRVR held by CPF. Stone Point GP Ltd., a company owned by certain individuals who are members of Stone Point Capital LLC, is the sole general partner of CPF. CPF disclaims beneficial ownership of shares that are, or may be deemed to be, beneficially owned by Trident and ESC.
(5) Represents shares of convertible preferred stock of JRVR held by ESC. Marsh & McLennan GP I, Inc. a subsidiary of Marsh & McLennan Companies, Inc., is the sole general partner of ESC. ESC disclaims beneficial ownership of shares that are, or may be deemed to be, beneficially owned by Trident and CPF.
(6) Immediate.
(7) N/A.
(8) 2-for-1.
(9) 1-for-1.
 
Remarks:
This filing relates to shares of Common Stock of James River Group, Inc. ("JRVR"). Trident II, L.P. ("Trident")
is making this joint filing on Form 3 on its behalf and on behalf of Trident Capital II, L.P. ("Trident GP"), Marsh &
McLennan Capital Professionals Fund, L.P. ("CPF") and Marsh & McLennan Employees' Securities Company, L.P. ("ESC").
Trident, CPF and ESC have agreed that they will coordinate the timing of the sale of shares of Common Stock of JRVR.

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