G&H Diversified Manufacturing
Oil and GasTexas, United States51-200 Employees
G&H Diversified Manufacturing is a U.S.-based advanced contract manufacturer certified to ISO 9001:2015, delivering engineered components and assemblies for the oil and gas sector and other industries. The company’s breadth of in-house capabilities aims to shorten lead times by reducing the need to coordinate with multiple external vendors. Its Yellow Jacket division focuses on oilfield tools, including wireline and TCP perforation tools and accessories. Founded in 1958 and headquartered in Houston, Texas, the firm serves large corporations across energy, transportation, electronics, defense, and related fields. As a mid-sized player in the manufacturing space, it positions itself as a diversified contractor capable of handling multiple functions in-house. The combination of broad capabilities and a quality management system supports its role as a supplier to the oil and gas industry and beyond.