LONESTAR SEALING TECHNOLOGIES
High integrity specialist seals and gaskets
PROUD MEMBER OF THE LONESTAR GROUP
Meet the world’s leading manufacturer and supplier of high performance, precision engineered components for critical industry applications.
LoneStar Sealing Technologies manufactures and supplies API ring joint, proprietary wellhead, spiral wound, raised and full faced flange gaskets to OEM clients across the American oil, gas and petrochemical industries.
Working with standard and exotic materials, each product is manufactured to exacting standards and strict tolerances. Maintaining long term, high integrity performance in corrosive, pressure, and high heat environments to mitigate downtime and improve efficiencies within mission critical applications.

Product & Services
Excellence as standard
Supporting OEM clients across America’s oil, gas and petrochemical industries, LoneStar Sealing Technologies manufactures and supplies superior gaskets and seals in standard and exotic materials. Maintaining high performance in corrosive, high pressure and high temperature environments, our technology strengthens our customers’ world.

Gaskets and seals
Standard and bespoke products in a wide range of materials, approved and accredited for critical industry applications.

Precision engineered components and assembly
Fully bespoke, precision engineered components and assemblies, designed and manufactured in-house.

24/7 Hotshot
Combining localised technical support with global reach, our hotshot service operates 24/7, all around the world.

Specialist technical support
Our global team of longstanding engineering experts, technical specialists, and future technologists are on hand to deploy unmatched industry understanding to every project.
Connect with LoneStar Sealing Technologies
LoneStar Sealing Technologies is the LoneStar Group’s specialist manufacturer of gaskets for oil and gas, power generation, petrochemical and other critical industries. We operate seamlessly with our clients, building long-term relationships and collaborating to achieve mission-critical outcomes.
Get in touch to begin the conversation. Contact us.