WRB

W.R. Berkley Corp is an insurance holding company that underwrites commercial property‑casualty risks and provides reinsurance, primarily through a decentralized network of specialized operating units. Its business focuses on niche and excess‑and‑surplus lines such as professional liability, directors‑and‑officers, cyber‑adjacent coverage, workers’ compensation and commercial property for targeted industries. The firm operates in the United States and internationally across Europe, Latin America, Asia and Australia, serving brokers and large corporate clients. It is one of the largest commercial‑lines writers in the U.S. and is listed in the S&P 500, noted for its flexible, specialist‑driven underwriting approach.