About JJ Mobile Welding LLC
JJ Mobile Welding LLC
is a certified mobile welding and on-site fabrication contractor serving Pittsburgh and the surrounding region.
We deliver inspection-ready work directly to the jobsite—minimizing downtime and keeping projects moving.
Built for Field Work
We specialize in real-world welding—not shop-only fabrication. From structural steel and pipe welding
to heavy equipment repair and custom fabrication, our work is designed to perform in demanding
industrial environments.
- Fully equipped mobile service trucks
- Code-compliant welds to AWS, ASME, and API standards
- Commercial, industrial, oilfield & heavy equipment focus
Experience & Certifications
Founded by John Pawlish, JJ Mobile Welding brings over 14 years of hands-on field experience.
John is a Dean’s List graduate of CCAC’s Welding Technology program and a former welding instructor for
CCAC and U.S. Steel.
Certifications are continuously maintained through AWS, ASME Section IX,
and API 1104—ensuring our work meets inspection and code requirements across industries.