A.G. Adjustments (AGA) is a collection agency founded in 1972 by Al Gerstel. AGA is known for its outstanding client service and serves over 3,000 clients in various industries. Al's two sons took over the business after his unexpected passing in 1990 and have continued to grow the company into one of the nation's top collection agencies. AGA sets industry standards for innovative technologies and white-glove service.