Founded in 1986 by Gert Bahlo, GBI is an API Q1/Spec 6A certified (API License A-0248) state of the art machine shop. We manufacture and assemble wellhead components such as casing hangers, tubing hangers, primary & secondary seals, back pressure/two-way check valves and lubricators. We also offer machining services as well as complete turn-key manufacturing and are capable of hydro-testing assemblies up to 30,000psi in house.


Our 34,000 square foot manufacturing and 5,000 square foot office facility is located on 3 acres in Pearland, TX which is just south of Houston. We currently have 22 Mazak machines, 4 saws, 2 manual lathes and a 30,000psi Hydro-tester.


Our products are being used by major as well as small wellhead manufacturers and repair facilities worldwide.



Machining Capabilities

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