As someone with an interest in fitness, helping as many people as possible improve their health, and seeing the benefits of his own weight loss transformation, Matthew Bible started his fitness company, CASS Fitness in September of 2013. The company started out with Matthew and his two partners Stephen Sengstacke and Ramon Thomas. Matthew is an in-home personal trainer, traveling to homes, apartment gyms, parks, offices, and more in Montgomery County, MD, Arlington, VA, and Washington, DC. Over the next few years, Matthew helped to recruit several talented personal trainers in the DC area as independent contractors. In 2017, CASS Fitness