RLI Corp.

RLI Corp. is an American specialty insurance company headquartered in Peoria, Illinois. The company's core business involves underwriting select property, casualty, and surety products, focusing on niche markets often underserved by larger, standard-lines carriers. RLI is committed to disciplined underwriting and consistent profitability, aiming to protect businesses, individuals, and families from various uncertainties.

RLI offers a diverse portfolio of insurance and surety bond solutions across specialty admitted and excess and surplus markets. Key product categories include commercial casualty (such as general liability and products liability), commercial property, construction, entertainment and amusement, executive risk protection, inland marine, ocean marine, and personal lines like personal umbrella and TrackDay® Insurance. The company also provides specialized coverage for professional services firms and various transportation risks. These offerings are distributed through a network of wholesale and retail brokers, independent agents, and carrier partners.

Craig W. Kliethermes serves as the President and CEO of RLI Corp., a position he assumed on January 1, 2022. The company maintains a strong market position, evidenced by AM Best upgrading its Financial Strength Rating to A++ (Superior) for RLI Corp. and its subsidiaries in February 2026. RLI was also named to Ward's 50® Top Performing Insurance Companies List for the 36th consecutive year in July 2026. Recent developments include the appointment of James H. Bradshaw to its Board of Directors in July 2026 and the launch of a new Entertainment & Amusement Insurance Product.