Sigma Fasteners, Inc. Employee Directory
ManufacturingTexas, United States11-50 Employees
Sigma Fasteners, Inc. is a manufacturing and distribution company focused on bolting and coating for the energy sector. It provides standard bolting products and also manufactures custom bolts tailored to customer specifications, following the latest revisions and project drawings. The company holds an API 20E Monogram License to produce API 20E bolting and is certified to API Spec Q1, 9th edition. It is ISO 9001:2000 certified and appears on the approved vendor lists of major wellhead manufacturers as well as energy and petrochemical firms worldwide. Based in Houston, Texas, Sigma Fasteners serves customers in the energy and petrochemical industries seeking reliable bolting solutions aligned with industry standards.