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Contact Marsh and McLennan Agency Customer Service

How to Reach a Person at Marsh and McLennan Agency

Verified Contact Information

Headquarters:

  • 1-212-345-5000

Legal:

  • 1-914-397-1600
  • +44 207 357 1447
    EU/UK
Send Message

Legal:

dataprotection@marsh.com
EU/UK
privacypolicyinquiries@marsh.com
Privacy Inquiries

How to Contact Marsh and McLennan Agency?

The Marsh McLennan Agency phone number, 1 (888) 429-0999, is the company's only official customer support helpline. In addition to general inquiries about the company's products and services, this toll-free helpline can be used to request policy support, claims assistance, and employee benefits assistance. Clients can also use this number to contact the Marsh McLennan Agency office for billing, payments, risk management support, and account-related assistance during business hours.

The company does not have a direct official email address. However, several alternative communication options are available on the Marsh McLennan Agency website. For instance, users can call the customer care team or submit their requests via the online form available on the website. They can also browse the information for quick self-help with general queries and concerns.

Consumers who wish to consult the Marsh and McLennan Agency in person can visit it at 20 N. Martingale Road, Suite 100, Schaumburg, Illinois 60173, United States. Arriving at the Marsh McLennan Agency headquarters will enable them to discuss their issues face-to-face with the support team and receive better assistance. However, if visiting the office is not convenient, users can send a letter to the Marsh McLennan Agency address for secure, effective communication.

The Marsh McLennan Agency office is open Monday through Friday from 8:00 AM to 5:00 PM. Customers who prefer online consultation can also submit their requests during the mentioned hours. That will ensure efficient assistance. However, since the agents are unavailable to respond on weekends, customers can resolve their issues using the self-service information on the official website during that time.

There are several options for contacting the company's agents on the Marsh McLennan Agency website, but the best option is to submit the online form. It is recommended for all customers and businesses to submit inquiries regarding insurance, employee benefits, and risk management support. However, users must provide all required details in the form to ensure effective, focused responses. Additionally, the website also features a Location Finder that clients can use to find nearby offices and regional contact details. They can also use the links on the website to follow the Marsh McLennan Agency on Facebook, X, Instagram, YouTube, and LinkedIn for updates and assistance.

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Contact Information

Marsh and McLennan Agency Website:

Marsh and McLennan Agency Help Center:

Corporate Office Address:

Marsh and McLennan Agency LLC
360 Hamilton Avenue, Suite 930
White Plains, New York 10601
United States

Other Info (opening hours):

Mailing Addresses:

Attn: Legal UK/EU

Tower Place

London, EC3R 5BU UK


Attn: Legal Global

1166 Avenue of the Americas

New York, NY 10036, US

More contact details

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