Cozen O'Connor is an international law firm based in Center City, Philadelphia, Pennsylvania. Founded in 1970 by Stephen A. Cozen, the firm has grown significantly and now operates with over 825 lawyers across 30 cities on two continents[1][3]. Here are some key points about Cozen O'Connor: ## Overview - Founding and Expansion: Cozen O'Connor was established in 1970 with an initial focus on insurance and commercial litigation. It has since expanded into a full-service law firm with a wide range of practice areas[3][5]. - Practice Areas: The firm is recognized for its expertise in litigation, corporate, intellectual property, real estate, and labor & employment law. It also provides services in areas like aviation, bankruptcy, cannabis, and government relations[2][3]. - Client Base: Cozen O'Connor serves a diverse client base, including Fortune 500 companies, middle-market firms, startups, and individuals[3]. ## Operations and Recognition - Offices: The firm has offices in the United States, the United Kingdom, and Canada, totaling 31 locations[3][5]. - Rankings: Cozen O'Connor has been ranked in various legal surveys, including being 74th on the AmLaw 100 Survey in 2023 and 91st in the Vault Law 100 for 2025[1][3]. - Work Culture: The firm is noted for its supportive work environment and good work-life balance, which fosters loyalty among its associates[4]. ## Ancillary Services - Cozen O'Connor offers several ancillary services through subsidiaries like Cozen O'Connor Public Strategies, Healy+ Group, COSECURE, HomeBase, National Subrogation Services, ConnectBridge, and CODISCOVR. These services support clients in government strategies, safety and security, and regulatory compliance[5].