Alleghany
Insurance · New York, United States · 201-500 Employees
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Overview
Headquarters
1 Rockefeller Plz Rm 2120, New York, New...Phone Number
(212) 508-8141Website
www.alleghany.comRevenue
$62.1 MillionIndustry
About Alleghany
Alleghany Corporation, a subsidiary of Berkshire Hathaway, specializes in property and casualty reinsurance and insurance through its operating subsidiaries. With a gross premium written of $8.8 billion in 2025, it is a prominent player in the reinsurance, excess and surplus, and specialty insurance markets. The company benefits from the financial strength of Berkshire Hathaway, which enhances its subsidiaries' capabilities. Alleghany's subsidiaries have received high financial strength ratings from major rating agencies, reflecting their reliability and stability.Explore more
SIC Code 63,633NAICS Code 52,524Show moreAlleghany Org Chart
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Frequently Asked Questions Regarding Alleghany
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Alleghany Corporation, a subsidiary of Berkshire Hathaway, specializes in property and casualty reinsurance and insurance through its operating subsidiaries. With a gross premium written of $8.8 billion in 2025, it is a prominent player in the reinsurance, excess and surplus, and specialty insurance markets. The company benefits from the financial... Read More
