Markel Group, Inc. is a financial holding company, which engages in underwriting specialty insurance products for a variety of niche markets. It operates through the following segments: Insurance, Reinsurance, Investing, Markel Ventures, and Other Insurance Operations. The Insurance segment covers all direct business written on a risk-bearing basis within its underwriting operations. The Reinsurance segment is involved in all treaty reinsurance written on a risk-bearing basis within its underwriting operations. The Investing segment includes all investing activities related to its insurance operations. The Markel Ventures segment relates to controlling interests in a diverse portfolio of businesses that operate in various industries. The Other Insurance Operations segment refers to the results of its program services and insurance-linked securities businesses. The company was founded by Samuel A. Markel in 1930 and is headquartered in Glen Allen, VA.