Pipe Welders
Certified for 6G, B31.3, and X-ray quality on process piping. GTAW, SMAW, and FCAW capable. Refinery and petrochem ready.


Onfire deploys vetted pipe welders, pipe fitters, and structural fitters to refineries, petrochem plants, and oilfield projects across the Gulf Coast.
Certified for 6G, B31.3, and X-ray quality on process piping. GTAW, SMAW, and FCAW capable. Refinery and petrochem ready.

Skilled in spool fabrication, alignment, and installation on large-bore process systems. ASME B31 code-compliant.

Heavy structural steel fitting and tacking for modules, racks, and skids in industrial construction.

Onfire was built by people who've held a stinger. We know what a real welder looks like — and what a fake one looks like, too.
We staff projects from Corpus Christi to Beaumont. Our crews live here, work here, and stay here.
Every welder runs a coupon before they hit your job. Every fitter shows their work before they show up. No surprises on day one.
Tell us trade, location, scope, timeline.
We pull from our active roster of vetted Gulf Coast tradesmen.
Each candidate runs a qualification test against your spec.
Crew on site within 72 hours of approval.

Onfire's welders showed up qualified on day one. We didn't lose a single hour to retests. That's the standard.