Heffernan Insurance Brokers | 15,316 followers on LinkedIn. Customized insurance for your unique needs. Because you're different! | Heffernan Insurance Brokers, founded in 1988, is one of the largest independent insurance brokerage firms in the United States providing comprehensive business insurance, personal insurance, employee benefits and financial services solutions to a wide range of businesses and individuals. Headquartered in Walnut Creek, Calif., Heffernan has a nationwide presence specializing in customized solutions to serve its clients’ different needs in virtually every industry. Heffernan has been named on the insurance industry’s ‘Best Agency to Work For’ list, and consistently named a ‘Top Corporate Philanthropist’.