W.R. Berkley

W.R. Berkley Corporation is an insurance holding company based in Greenwich, Connecticut, established in 1967. The company operates primarily in two segments: Insurance and Reinsurance. The Insurance segment underwrites a diverse range of commercial insurance products, including general liability, workers' compensation, professional liability, and commercial automobile coverage. It also offers specialized insurance solutions for various sectors, such as technology, health care, and environmental risks, as well as personal lines like home and automobile insurance. Additionally, it provides accident and health insurance, excess liability coverage, and cyber risk solutions. The Reinsurance segment assists other insurance companies and self-insured entities in managing their risk through treaty and facultative reinsurance arrangements. W.R. Berkley is recognized for its comprehensive approach to addressing commercial risks both domestically and internationally.

Michael Nannizzi

Head of Venture Investments

Past deals in Reinsurance

American Mining Insurance Company

Acquisition in 2007
American Mining Insurance Company provides insurance products for mining and affiliated industries in the United States.

Garnet Captive

Acquisition in 2006
Garnet Captive Services LLC, established in 2002 and headquartered in Philadelphia, Pennsylvania, specializes in designing, managing, and marketing captive insurance solutions for a select group of insurance companies and mid-sized employers seeking cost control strategies. The company offers open group captive programs, manages heterogeneous and homogenous programs, and provides consulting services to employers considering captive or rent-a-captive formations. Garnet Captive operates through a network of retail brokers and has additional offices in California and Pennsylvania. Since August 1, 2006, it has operated as a subsidiary of Berkley Risk Administrators Company LLC.
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