Headquartered in Houston, TX, known as a world capital of the oil & gas industry, H.A. O'Neil Company has an elite group of sales executives who adopt the focus & business strategies of our customers to ensure relationships with world-class manufacturers. Currently we represent manufacturers of Open Die Forgings, Forged Rolled Rings, Closed Die Forgings, Investment Castings, Sand Castings, Water Glass Castings, Machining & Fabrications, and Turn Key Solutions.