- CEO
- William Robert Berkley Jr.
- Full Time Employees
- 8,804
- Sector
- Financial Services
- Industry
- Insurance - Property & Casualty
- Address
- 475 Steamboat Road Greenwich CT United States of America 06830
- IPO Date
- Oct 23, 1973
- Business
- W.R. Berkley Corporation W. R. Berkley Corporation is an insurance holding company that operates as one of the largest commercial lines writers in the United States and worldwide in two segments of the property casualty insurance business: Insurance and Reinsurance & Monoline Excess; it underwrites a broad range of specialty products including general liability, workers compensation, commercial auto and trucking, property, professional liability (E&O), management liability (D&O, EPL, fiduciary, crime), cyber, excess and surplus, umbrella and excess liability, accident and health, inland marine and builder's risk, products liability, surety, ocean marine, products recall and contaminated products, reinsurance, high value personal lines, equine and cattle, farm owners, and commercial package and business owners policy; through nearly 60 decentralized operating units, the company serves niche markets across industries such as construction, manufacturing, retail and wholesale, agribusiness, cannabis, collectibles, educational institutions, energy, entertainment and sports, environmental, financial institutions, habitational, healthcare and health services, hospitality and leisure, life sciences, museums and art galleries, non-profits and human services, professional services, public entity, technology, and transportation. Founded in 1967 and headquartered in Greenwich, Connecticut, W.R. Berkley Corporation maintains over 190 office locations with global operations in the United States, United Kingdom, Continental Europe, South America, Canada, Mexico, Scandinavia, Asia, Australia, the Asia-Pacific region, and South Africa. In a significant recent development, Mitsui Sumitomo Insurance agrees to acquire a 15% stake valued at approximately $3.8-$4 billion through open market and private block transactions, expected to finalize by March 2026 and include board representation while preserving operational independence; the company also reports record net premiums written growth, including $3.4 billion in Q2 2025 and strong Q3 2025 operating income, alongside ongoing share repurchases and capital returns to shareholders.