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Marsh legal entities

Marsh McLennan has simplified its name to Marsh, bringing our businesses together under a new, expanded Marsh brand.

As of September 2026, Mercer is now Marsh and refers to our people and investments business, while Guy Carpenter is now Marsh Re and refers to our reinsurance and capital business. Oliver Wyman has retained its name and now sits within our management consulting division. The traditional Marsh business is now referred to as our risk business.

We are currently updating legal entity names to reflect these changes. Click the tabs below to learn more about the current and proposed legal entity name changes, along with status updates and completion details for each our businesses.

Explore the legal entity name changes

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Which business is this?

Marsh’s risk business was formally known as Marsh and has retained that brand name and will use the new Marsh logo. We may refer to this area of business as Marsh Risk or describe our expertise and solutions as Marsh’s risk capabilities.

What are the legal entity name changes?

There are currently no legal entity changes associated with Marsh’s risk business.

Which business is this?

Marsh’s reinsurance and capital business was formerly known as Guy Carpenter. This area of the business will use either the Marsh or Marsh Re logos. We may refer to this business as Marsh Re, Marsh Reinsurance and Capital, or explain our expertise as Marsh’s reinsurance and capital capabilities.

What are the legal entity name changes?

US entities

Current entity name: Carpenter Marsh Fac Re LLC

Proposed entity name: Marsh Re Fac LLC

 
State Completion Status
Delaware Completed
Florida Completed
Puerto Rico Completed
Texas Completed

 

Current entity name: Guy Carpenter & Company, LLC

Proposed entity name: Marsh Re LLC

  
State Completion Status
Alabama Completed
Alaska Completed
Arkansas Completed
California TBD
Colorado Completed
Connecticut Completed
Delaware Completed
District of Columbia Completed
Florida Completed
Georgia Completed
Hawaii Completed
Illinois TBD
Indiana Completed
Louisiana Completed
Maine TBD
Maryland TBD
Massachusetts Completed
Michigan TBD
Minnesota Completed
Mississippi Completed
Missouri Completed
Nevada Completed
New Jersey Completed
New Mexico Completed
New York Completed
North Carolina Completed
North Dakota Completed
Ohio TBD
Oregon Completed
Pennsylvania Completed
Puerto Rico Completed
Rhode Island Completed
South Carolina Completed
Tennessee Completed
Texas Completed
Vermont TBD
Virginia Completed
Washington TBD
West Virginia Completed

 

Current entity name: Guy Carpenter Broking, Inc.

Proposed entity name: Marsh Re Broking Inc.

State Completion Status
Alabama TBD
Arizona Completed
Arkansas TBD
California TBD
Colorado TBD
Connecticut Completed
Delaware Completed
District of Columbia Completed
Florida TBD
Georgia TBD
Hawaii Completed
Idaho TBD
Illinois Completed
Indiana Completed
Iowa TBD
Kansas Completed
Kentucky TBD
Louisiana TBD
Maine TBD
Maryland Completed
Massachusetts TBD
Michigan TBD
Minnesota TBD
Mississippi TBD
Missouri Completed
Montana TBD
Nebraska Completed
Nevada TBD
New Hampshire Completed
New Jersey Completed
New Mexico TBD
New York Completed
North Carolina Completed
North Dakota Completed
Ohio TBD
Oklahoma TBD
Oregon TBD
Pennsylvania TBD
Rhode Island TBD
South Carolina TBD
South Dakota TBD
Tennessee TBD
Texas TBD
Utah TBD
Vermont TBD
Virginia TBD
Washington TBD
West Virginia TBD
Wisconsin TBD
Wyoming TBD

 

Current entity name: The Carpenter Management Corporation

Proposed entity name: Marsh Re Management Corporation

State Completion Status
Delaware Completed
New York Completed
Pennsylvania Completed

Which business is this?

Marsh’s people and investments business was formerly known as Mercer. This area of the business will use the Marsh logo. We may refer to this business as Marsh People and Investments or explain our expertise as Marsh’s people and investment capabilities.

What are the legal entity name changes?

US entities

Current entity name: Mercer (US) LLC

Proposed entity name: Marsh (Mercer) (US) LLC

State Completion Status
Alabama TBD
Alaska TBD
Arizona TBD
Arkansas TBD
California TBD
Colorado TBD
Connecticut TBD
Delaware TBD
District of Columbia TBD
Florida TBD
Georgia TBD
Hawaii TBD
Idaho TBD
Illinois TBD
Indiana TBD
Iowa TBD
Kansas TBD
Kentucky TBD
Louisiana TBD
Maine TBD
Maryland TBD
Massachusetts TBD
Michigan TBD
Minnesota TBD
Mississippi TBD
Missouri TBD
Montana TBD
Nebraska TBD
Nevada TBD
New Hampshire TBD
New Jersey TBD
New Mexico TBD
New York TBD
North Carolina TBD
North Dakota TBD
Ohio TBD
Oklahoma TBD
Oregon Completed
Rhode Island TBD
South Carolina Completed
South Dakota Completed
Tennessee TBD
Texas TBD
Utah TBD
Vermont TBD
Virginia TBD
Washington TBD
Wyoming TBD
US Virgin Islands Completed

 

Current entity name: Mercer Health & Benefits Administration LLC

Proposed entity name: Marsh Health & Benefits Administration LLC

State Completion Status
Alabama TBD
Alaska TBD
Arizona TBD
Arkansas TBD
California TBD
Colorado TBD
Connecticut TBD
Delaware Completed
District of Columbia TBD
Florida Completed
Georgia TBD
Hawaii TBD
Idaho TBD
Illinois TBD
Indiana Completed
Iowa Completed
Kansas TBD
Kentucky Completed
Louisiana TBD
Maine TBD
Maryland TBD
Massachusetts TBD
Michigan TBD
Minnesota TBD
Mississippi TBD
Missouri TBD
Montana TBD
Nebraska TBD
Nevada TBD
New Hampshire TBD
New Jersey TBD
New Mexico TBD
New York TBD
North Carolina Completed
North Dakota TBD
Ohio TBD
Oklahoma Completed
Oregon Completed
Pennsylvania TBD
Puerto Rico TBD
Rhode Island TBD
South Carolina TBD
South Dakota TBD
Tennessee Completed
Texas TBD
Utah TBD
Vermont TBD
Virginia TBD
Washington TBD
West Virginia TBD
Wisconsin Completed
Wyoming TBD
US Virgin Islands TBD

 

Current entity name: Mercer Health & Benefits LLC

Proposed entity name: Marsh Health & Benefits LLC

State Completion Status
Alabama Completed
Alaska TBD
Arizona TBD
Arkansas TBD
California TBD
Colorado Completed
Connecticut TBD
Delaware Completed
District of Columbia TBD
Florida TBD
Georgia TBD
Hawaii TBD
Idaho TBD
Illinois TBD
Indiana Completed
Iowa TBD
Kansas TBD
Kentucky Completed
Louisiana TBD
Maine TBD
Maryland TBD
Massachusetts TBD
Michigan TBD
Minnesota TBD
Mississippi TBD
Missouri TBD
Montana TBD
Nebraska TBD
Nevada TBD
New Hampshire TBD
New Jersey TBD
New Mexico TBD
New York TBD
North Carolina Completed
North Dakota TBD
Ohio TBD
Oklahoma TBD
Oregon Completed
Pennsylvania TBD
Puerto Rico TBD
Rhode Island TBD
South Carolina TBD
South Dakota TBD
Tennessee TBD
Texas Completed
Utah TBD
Vermont TBD
Virginia TBD
Washington TBD
West Virginia Completed
Wisconsin Completed
Wyoming TBD
US Virgin Islands Completed
Guam TBD

 

Current entity name: Mercer Investments LLC

Proposed entity name: Marsh Investments LLC

State Completion Status
Alabama TBD
Alaska TBD
Arizona TBD
Arkansas TBD
California TBD
Colorado TBD
Connecticut TBD
Delaware Completed
Florida TBD
Georgia TBD
Hawaii TBD
Idaho TBD
Illinois TBD
Indiana TBD
Iowa TBD
Kansas TBD
Kentucky TBD
Louisiana TBD
Maine TBD
Maryland TBD
Massachusetts TBD
Michigan TBD
Minnesota TBD
Mississippi TBD
Missouri TBD
Montana TBD
Nebraska TBD
Nevada TBD
New Hampshire TBD
New Jersey Completed
New Mexico TBD
New York TBD
North Carolina TBD
North Dakota TBD
Ohio TBD
Oklahoma TBD
Oregon TBD
Pennsylvania TBD
Rhode Island TBD
South Carolina TBD
South Dakota TBD
Tennessee TBD
Texas TBD
Utah TBD
Vermont TBD
Virginia TBD
Washington TBD
West Virginia TBD
Wisconsin TBD
Wyoming TBD
Guam TBD

 

Current entity name: Mercer Trust Company LLC

Proposed entity name: Marsh Trust Company LLC

State Completion Status
New Hampshire TBD

 

Current entity name: Mercer Investment Solutions LLC

Proposed entity name: Marsh Investment Solutions LLC

State Completion Status
Delaware Completed
Hawaii TBD
New Jersey Completed
New York Completed

 

Canada entities

Current entity name: Mercer (Canada) Limited/Mercer (Canada) limitée

Proposed entity name: Marsh (Mercer) Canada Limited / Marsh (Mercer) Canada Limitée

Province / Territory Completion Status
Alberta Completed
British Columbia Completed
Manitoba Completed
New Brunswick Completed
Newfoundland Completed
Northwest Territories Completed
Nova Scotia Completed
Nunavut Completed
Ontario Completed
Prince Edward Island Completed
Quebec Completed
Saskatchewan Completed
Yukon Completed

 

Current entity name: Mercer Global Investments Canada Limited

Proposed entity name: Marsh Investments Canada Limited / Marsh Investissements Canada Limitée

Province / Territory Completion Status
Alberta Completed
British Columbia Completed
Manitoba Completed
New Brunswick Completed
Newfoundland Completed
Northwest Territories Completed
Nova Scotia Completed
Nunavut Completed
Ontario Completed
Prince Edward Island Completed
Quebec Completed
Saskatchewan Completed
Yukon Completed

Which business is this?

 Marsh’s management consulting business includes Oliver Wyman, NERA and Lippincott. NERA and Lippincott are out of scope for legal name changes. Oliver Wyman will retain its name and use a custom logo with “a Marsh business” lock-up. We may refer to Oliver Wyman as Marsh Management Consulting or Marsh’s management consulting capabilities.

What are the legal entity name changes?

There are currently no legal entity changes associated with the Oliver Wyman brand.

Which business is this?

Marsh Agency was formerly known as Marsh McLennan Agency (MMA). Marsh Agency will use a custom logo stylized in line with the Marsh logo.

What are the legal entity name changes?

US entities

Current entity name: Marsh & McLennan Agency LLC

Proposed entity name: Marsh Agency LLC

State Completion Status
Alabama TBD
Alaska TBD
Arizona TBD
Arkansas TBD
California TBD
Colorado Completed
Connecticut Completed
Delaware Completed
District of Columbia TBD
Florida TBD
Georgia TBD
Hawaii TBD
Idaho TBD
Illinois TBD
Indiana Completed
Iowa TBD
Kansas TBD
Kentucky Completed
Louisiana TBD
Maine TBD
Maryland TBD
Massachusetts TBD
Michigan TBD
Minnesota Completed
Mississippi TBD
Missouri TBD
Montana TBD
Nebraska TBD
Nevada TBD
New Hampshire TBD
New Jersey TBD
New Mexico TBD
New York Completed
North Carolina TBD
North Dakota TBD
Ohio TBD
Oklahoma TBD
Oregon TBD
Pennsylvania TBD
Puerto Rico TBD
Rhode Island Completed
South Carolina TBD
South Dakota TBD
Texas TBD
Utah Completed
Vermont Completed
Virginia TBD
Washington TBD
West Virginia TBD
Wisconsin TBD
Wyoming TBD

 

Current entity name: MMA Securities LLC

Proposed entity name: Marsh Retirement Advisors LLC

State Completion Status
Alabama TBD
California TBD
Connecticut TBD
Delaware TBD
Florida TBD
Idaho TBD
Illinois TBD
Indiana TBD
Iowa TBD
Kentucky TBD
Maine TBD
Maryland TBD
Massachusetts TBD
Mississippi TBD
Missouri TBD
New Hampshire TBD
New Jersey TBD
New Mexico TBD
North Carolina TBD
North Dakota TBD
Ohio TBD
Oklahoma Completed
Oregon TBD
Pennsylvania TBD
South Dakota TBD
Tennessee TBD
Texas TBD
Vermont TBD
Washington TBD
West Virginia TBD
Wisconsin TBD
Wyoming TBD