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
Chief Operating Officer,
WN Global
BIO
Brian joined U.S. Bolt Manufacturing as a metallurgist in 2008. Over the years, he has held various technical and quality roles at the company before being named President, in 2025. With his comprehensive background in materials science, Brian now serves as Chief Operating Officer of WN Global, overseeing manufacturing operations across TSP Mfg. and U.S. Bolt as the companies deliver the highest quality products for critical applications in Energy, PowerGen, Aerospace, Nuclear, and Defense.
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 WN Global, Brian chairs the ASTM A01.22.01 committee on bolting and is a member of API, ASM, and ASME.
John
Warren
Chief Executive Officer, WN Global
BIO
John Warren is Chief Executive Officer of WN Global, where he leads the company toward a clear vision: to be the partner of choice for critical fasteners in mission-critical energy and aerospace applications, uniting world-class manufacturing with smart, integrated supply-chain solutions. That vision guides WN Global's work across oil & gas, turbomachinery, nuclear, defense and aerospace.
With more than 35 years of international leadership experience spanning the United States, West Africa, Scandinavia, and Australasia, John has built a reputation for transforming organizations and strengthening commercial performance — aligning engineered products with the rigorous technical and compliance standards required by customers who design, build, and operate equipment in the world's most 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.
