G&S Valves is a certified valve repair company. We are National Board Certified and hold VR Stamp #59. For quality valve repair or a new valve, look no further than G&S Valves. Established in 1974, our employees have over 50 years experience in the valve service industry. Our highly trained technicians and professional staff can help you with your valve needs. G&S Valves’ shop can repair up to 60” valves. Our testing facility can test on steam, air, and liquid. We occupy a 10,000 square foot valve repair facility and have a 5,000 square foot warehouse. We services all types of industries on the East Coast and in Puerto Rico.