DOING WHATEVER IT TAKES
About Us
Premium Engineered Bolting for Critical Applications
For over 34 years, U.S. Bolt Manufacturing has been a trusted leader in engineered bolting solutions, delivering world-class fasteners designed to perform in the most demanding conditions and safety-critical applications. Our hot-forged, premium-quality fasteners are the trusted choice for securing the most critical connections in deep-water offshore drilling, power-generating turbomachinery, pumps, valves, pressure vessels, Navy ships, and industrial machinery.
Beyond manufacturing, we provide consultative support to help customers solve challenges and avoid costly mistakes. By building close relationships, we gain a deep understanding of their goals and ensure we meet them. At U.S. Bolt Manufacturing, we measure our success by the success of our customers.
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API Q1
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API 20E-0001 (BSL-1, BSL-2, BSL-3) Monogram Licensee
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API 20F-0001 (BSL-1, BSL-2, BSL-3) Monogram Licensee
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ISO 9001:2015
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Pressure Equipment Directive (PED) 97/23/EC 7/2, Annex 1, Paragraph 4.3
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ISO 17025:2005
OUR QUALITY
We hold certification and accreditation for our compliance to some of the most demanding globally-recognized standards:
High-Performance Fasteners
Engineered Bolting Solutions for Critical and Safety-Related Applications
We manufacture engineered bolting for critical service and safety-related applications. Our forged fasteners include hex head bolts and screws, 12-point flange bolts, hex flange bolts, socket cap screws, hex nuts, all-metal lock nuts, all-thread studs, tap-end studs, and a variety of specialized configurations.
KEY FEATURES
Areas of specific expertise include:
Subsea Bolting for Oil & Gas Equipment:
Bolting for subsea Oil & Gas drilling and production equipment (Risers, BOPs, TJs, Flex Joints, Stress Joints, Well Head Connectors, Subsea Manifolds, Subsea Well Heads, and Subsea Trees).
Gas Turbine hot gas-path through bolts, rotor bolts and shroud screws, coupling bolts, and turbine split-casing bolts and nuts.
Nuclear and Defense:
Bolting for critical assemblies, containment systems, and defense applications.
Choke & Kill Manifold Bolting:
Choke and kill manifolds.
Vision
At U.S. Bolt, our vision is to be the global leader in high-performance bolting solutions for critical and safety-related applications—delivering uncompromising reliability to upstream oil and gas, power generating rotating equipment, and the U.S. military
Leadership
Brian
Kingsley
President
BIO
Brian joined U.S. Bolt Manufacturing as a metallurgist in ’08. Over the years, he held various technical and quality roles at the company before being named Vice President in ’22 and later transitioning to his role as President in ’25. With his comprehensive background in materials science, Brian leads U.S. Bolt in manufacturing the highest quality products for critical applications in energy, aerospace, naval, and power generation.
Brian holds a BS in Materials Science and Engineering from the University of Connecticut, an MS in Materials Science and Nanoengineering from Rice University, and is a registered Professional Engineer. In addition to his work at U.S. Bolt, Brian chairs the ASTM A01.22.01 committee on bolting, and is a member of API, ASM, and ASME.
John
Warren
President, WN Global & TSP Mfg.
BIO
John Warren is the President of WN Global and TSP Mfg., where he leads the company’s strategic growth and operational excellence across advanced manufacturing solutions serving the global energy and industrial sectors. With more than 35 years of international leadership experience, he has built a reputation for transforming organizations, strengthening commercial performance, and aligning engineered products with the rigorous technical and compliance needs of customers who design, build, and operate critical equipment across the energy value chain.
A seasoned global executive, John has worked across four continents—including the United States, West Africa, Scandinavia, and Australasia—where he has driven both operational efficiency and commercial expansion. His deep understanding of upstream oil and gas, industrial manufacturing, and power‑generation applications enables him to bridge technical capability with real‑world customer challenges in demanding environments.
Tom
Goin
Strategic Leadership |
Vice Chairman of the Board
BIO
When he joined U.S. Bolt in 1992, Tom brought 20 years of experience in the hot-forged, critical service bolting industry. He now has over 50 years of management experience in Manufacturing, Quality Assurance, Sales and Marketing in this industry. He possesses expert knowledge of bolting for use in commercial nuclear and navy nuclear power generation, gas, steam and hydro-turbine power, aerospace, and all aspects of the Oil and Gas Exploration and Production Industry.
In addition to being founding chairman of API Specifications 20E and 20F, Tom is a member of many other API Product Committees, providing technical guidance on bolting issues. He has twice been elected President of the Association of Well Head Equipment Manufacturers (AWHEM), and he chaired a committee that created TR1001, Specification for Low Alloy Steel Bolting.
Darin
Pittman
Account Manager
BIO
As an Account Manager of U.S. Bolt Manufacturing, Inc., Darin brings over 25 years of Oil and Gas expertise to the Energy industry. Prior to joining the WN Global family, Darin was a Senior Account Manager for a legacy ball valve manufacturer specializing in the upstream and midstream markets, managing existing accounts, and developing new customers in and around the Houston, Texas area.
Darin joined the industry in 1995 as an Assistant Account Representative, advancing to become the Technical Sales Manager for North America with a leading equipment manufacturer focused on the downstream sector of the Oil and Gas Industry. He transitioned to the upstream market in 2012, joining one of the largest offshore and onshore oil-field equipment manufacturers as a Business Development Manager specializing in Capital Projects. Darin holds a Business Management degree from Stephen F. Austin State University.
WHEN ONLY THE BEST WILL DO
Process, Quality, and Products
Explore U.S. Bolt’s complete manufacturing process, ensuring strength, reliability, and full traceability for critical bolting solutions.
Learn about U.S. Bolt's commitment to quality standards, certifications, and rigorous manufacturing processes for critical bolting solutions.
Explore our high-performance bolting solutions engineered for strength, precision, and critical applications.
