Del Suppo Pools and Spas started building swimming pools in 1977. In addition to swimming pools and spas, it also sells gazebos, saunas and versa-lok retaining walls. Based in Donora, Pa., the firm assists clients in pool maintenance, openings, closings, and weekly service. Del Suppo Pools and Spas operates as licensed contractors in West Virginia. It offers chemicals and parts as well as a full-service retail store. Additionally, the firm offers a variety of options, including lighting, fountains, automatic safety covers and liners.