Mitsui Sumitomo Car Insurance Review [2026]

Mitsui Sumitomo car insurance is the seventh-largest non-life insurer in the world. Mitsui Sumitomo has an A+ financial rating from AM Best.

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Table of Contents

Chris Tepedino

Feature Writer

Chris Tepedino is a feature writer that has written extensively about car insurance for numerous websites. He has a college degree in communication from the University of Tennessee and has experience reporting, researching investigative pieces, and crafting detailed, data-driven features. His works have been featured on CB Blog Nation, Healing Law, WIBW Kansas, and Cinncinati.com. He has been a...

Written by
Chris Tepedino
Daniel Walker

Licensed Insurance Agent

Daniel Walker graduated with a BS in Administrative Management in 2005 and has run his family’s insurance agency, FCI Agency, for over 15 years (BBB A+). He is licensed as an insurance agent to write property and casualty insurance, including home, life, auto, umbrella, and dwelling fire insurance. He’s also been featured on sites like Reviews.com and Safeco. To ensure our content is accura...

Reviewed by
Daniel Walker

Updated July 2024

Here's what you should know...

  • Mitsui Sumitomo Insurance Company is the seventh largest non-life insurer in the world
  • The company is a member of Lloyd’s of London with global assets totaling over £80 billion pounds
  • The company has received high marks from ratings companies like AM Best

The car insurance review shows that the Mitsui Sumitomo Insurance Company, also known as MS & AD, is the seventh largest non-life insurer in the world.

Mitsui Sumitomo Insurance Co., Ltd. is a member of Lloyd’s of London and has global assets of over 80 billion British pounds sterling as well as over 300 offices in more than 40 territories worldwide.

Mitsui Sumitomo Insurance Co. has a Standards and Poor’s rating of AA-, a Moody’s rating of Aa3, and A.M. Best, the leading ratings provider in the insurance industry in the United States, gave Mitsui Sumitomo a rating of A+. These excellent ratings and stellar financial security is a result of a company that began in 17th century Japan.

It prides itself on having a business culture that it built upon a unique mix of loyalty, honor, respect, and integrity.

To see car insurance rates compared for FREE enter your ZIP code above now! You can review multiple automobile insurance rates to find an affordable insurance carrier near you.

What Mitsui Sumitomo Offers Customers

The Mitsui Sumitomo Insurance Company specializes in underwriting for aviation, property and casualty, marine, and property and construction.

Mitsui Sumitomo’s Aviation division offers service for airline, general aviation, airports, air traffic control, refiners, refuellers, airframe, engine manufacturers, and sub-component manufacturers.

The underwriting solutions that Mitsui Sumitomo offers for professional liability for its United Kingdom and international corporate clients are specially designed for those in the accounting, design, engineering, architectural, media, and technology industries.

Mitsui Sumitomo does not offer personal car insurance, but you can use our free online tool today to compare the car insurance companies in your area that do.

Enter your ZIP code below to get car insurance quotes and find affordable insurance plans from insurance companies near you.

Frequently Asked Questions

What is Mitsui Sumitomo car insurance?

Mitsui Sumitomo car insurance is the seventh-largest non-life insurer in the world. It is known for its excellent financial rating of A+ from AM Best.

What are the financial ratings of Mitsui Sumitomo Insurance Co.?

Mitsui Sumitomo Insurance Co. has a Standards and Poor’s rating of AA-, a Moody’s rating of Aa3, and an A+ rating from A.M. Best.

What does Mitsui Sumitomo specialize in?

Mitsui Sumitomo specializes in underwriting for aviation, property and casualty, marine, and property and construction insurance.

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Does Mitsui Sumitomo offer personal car insurance?

No, Mitsui Sumitomo does not offer personal car insurance. However, you can use a free online tool to compare car insurance companies in your area that do.

How can I compare car insurance rates for free?

You can use the free online tool provided by CarInsuranceComparison.com. Simply enter your ZIP code to view quotes from different insurance companies.

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