opendata.bot
Company number
FC010607

MARSH & MCLENNAN COMPANIES, INC.

Active
✓ Active company on the official register.

Company details

Registered name
MARSH & MCLENNAN COMPANIES, INC.
Company number
FC010607
Registered office
1166 AVENUE OF THE AMERICAS, NEW YORK, NY 10036, UNITED STATES
Company type
Other company type
Incorporated on
5 September 1980
Status
Active
Age
46 years
Accounts — last made up to
31 Dec 2025
Confirmation statement — next due
19 Sept 2016

What the register says

Facts from the register, with the dates they are filed under. Not a score: what they mean is for you to judge, and every line can be checked against Companies House itself.

Companies House register snapshot, read 02/09/2026.

Documents for MARSH & MCLENNAN COMPANIES, INC.

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Company extract£1.99

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Financial statements£3.99

Every figure the company’s own accounts state, across each filed period, with year-on-year movement. Most UK companies file small or micro-entity accounts — a balance sheet and a headcount, no turnover or profit.

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Ownership report£3.99

Who controls the company: persons with significant control, the nature of that control, the ownership graph and every other company those controllers hold.

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Data protection register

Registered with the Information Commissioner's Office as a data protection fee payer.

Marsh & Mclennan Companies, Inc — NY 10036
Tier 1 · renews 27/06/2027
ICO entry

The ICO publishes no company number, so this is matched on the registered name . Check the ICO entry before relying on it.

Trade marks

3 marks applied for under this name, as advertised in the UK IPO journal.

ARCHER BY MARSH — UK00004426446
Financial services
Word
RISK COMPANION — UK00004400477
Electrical and software · Financial services · Science and technology
Word
MARSH RISK COMPANION — UK00004400486
Electrical and software · Financial services · Science and technology
Word

We read the journal each Friday, so this covers marks advertised since we started reading — not the whole register. The IPO publishes no bulk export of it.

Get this company via API

Every field on this page is available as structured JSON behind one endpoint and one API key.

GET /v1/company/gb/FC010607
X-Api-Key: $OPENDATA_KEY
Read the API docs

Frequently asked questions

What is the company number of MARSH & MCLENNAN COMPANIES, INC.?
According to the official registry, the company number of MARSH & MCLENNAN COMPANIES, INC. is FC010607.
Where is MARSH & MCLENNAN COMPANIES, INC. registered?
The registered office is 1166 AVENUE OF THE AMERICAS, NEW YORK, NY 10036, UNITED STATES.

About MARSH & MCLENNAN COMPANIES, INC. (FC010607)

MARSH & MCLENNAN COMPANIES, INC. is a other company type incorporated on 5 September 1980 and registered in the United Kingdom under company number FC010607. Its registered office is at 1166 AVENUE OF THE AMERICAS, NEW YORK, NY 10036, UNITED STATES. The company is currently active , with statutory accounts last made up to 31 December 2025. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.

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