Welcome to Ritter Insurance Agency, Inc. We are an independent insurance agency founded in 1923 by Carlton E. Ritter. Ownership then passed to his son Peter Ritter, and then to Paul Ritter, the current owner, after obtaining his degree concentration in Insurance from Fresno State University.We enjoy getting to know our customers unique situations. We go beyond the brochures and applications to help you find the best and most affordable insurance for your needs. Ritter Insurance Agency, Inc. offers a wide array of personal and business insurance products.