William R. Berkley, Founder of Insurance Giant W.R. Berkley Corp., Dies at 80
William R. Berkley, the founder and executive chairman of W.R. Berkley Corporation, one of America's largest commercial property and casualty insurers, died on June 9, 2026, at the age of 80. Berkley built the Greenwich, Connecticut-based company from a $2,500 investment in 1967 into a Fortune 500 organisation with over 60 business units and $14.7 billion in annual revenue. His son, W. Robert Berkley Jr., has been appointed chairman by the board of directors effective immediately.