The Marsh Bellofram Group of Oil & Gas Companies:

Comprehensive Solutions
For Every Role In Oil & Gas.

From the wellhead to final processing, the Marsh Bellofram Group of Oil & Gas Companies provides engineered solutions for every stage of oil and gas production. Whether you're managing upstream flow control, midstream storage, or downstream processing, there's a product designed for your exact needs.

This one-stop sourcing simplifies procurement, shortens lead times, and ensures every stage of the process works together seamlessly.

One Source.
Total Support.

The Marsh Bellofram Group of Oil & Gas Companies combines multiple product lines under one brand — giving you a single partner for control valves, regulators, level controllers, and flame management systems.

With BelGAS CP as your partner, you get:
  • One main contact for every product and application question
  • Simplified supply chain sourcing with a single partner
  • One partner from design to field support
Find Your Rep
Local Service.
Global Reach.

Our support philosophy is simple: answer every call, show up when it matters, and stand behind the product. Whether you're in the USA, South America, Caribbean Islands, Asia, Australia or Europe, we've got you covered. Reach out to your local partner for more information on inventory and support.

Contact Your Local Rep
Responsive
Service
Full Service
Applications
Education
& Field Trials

Certified Quality
You Can Trust.

BelGAS CP products are built to exacting standards and backed by certifications recognized across the oil and gas industry.

Every product is 100% function-tested at our Oklahoma City facility.
Material Test Reports (MTRs), Certificates of Conformance (CoC) and Traceable Material Certificates are available upon request.
ASME and NB certified production for safety relief valves.
ISO-certified manufacturing at Marsh Bellofram headquarters in West Virginia.
ENGINEERING
EXCELLENCE
SINCE 1865.

BelGAS CP operates under The Marsh Bellofram Group of Companies, a leading global manufacturer trusted across aerospace, medical, and industrial markets. Headquartered in Newell, West Virginia, Marsh Bellofram is AS9100D and ISO9001:2015 certified.

Dedicated engineering teams for design, testing, and rapid R&D innovation.
In-house diaphragm manufacturing for mission-critical aerospace and energy applications.
Integrated portfolio of companies that reduces risk and keeps your operations supported for the long run.
Every repair kit and component undergoes a full internal quality check before leaving our facility.

THE OIL & GAS DISTRIBUTION SYSTEM

Crude Oil
And Gas

Bulk Product
Storage

Compressor
Stations

Refinery And
Chemical Plants

Bulk Product
Storage

Compressor
Stations

Large Volume
End Users

Commercial Buildings And Institutions


Residential