CASI Payroll Plus, formerly known as Computer Accounting Service, Inc., is located in Colmar, Montgomery County, Pennsylvania.

CASI Payroll Plus recognized a need in the local community for a payroll provider focused on relationships, personal service and consistent high-quality performance. Clients are more than just customers at CASI Payroll Plus. Our goal is to engage our clients in a one-on-one relationship with CASI personnel, allowing you to work with someone that knows your company and understands the specific needs of your business without costing you additional time or money.

Our staff have been successfully preparing payroll for companies with 1 to 250 employees across the country for nearly ten years.