Pennsylvania
On-Site / Mobile Welding in Pennsylvania
Metal fabricators and welders working Pennsylvania. 2 shops and 4 mobile rigs listed, across 29 cities.
Welders by city in Pennsylvania
- Ambridge (1)
- Beach Lake (1)
- Bellevue (1)
- Bethel Park (4)
- Braddock (3)
- Carlisle (1)
- Carnegie (5)
- Columbia (1)
- Fairview (1)
- Homestead (1)
- Honey Brook (1)
- Irwin (2)
- Lancaster (2)
- McKees Rocks (4)
- McKeesport (1)
- Millvale (1)
- Muncy (1)
- New Castle (1)
- North Versailles Township (1)
- Oxford (1)
- Pittsburgh (21)
- Quakertown (1)
- Verona (2)
- Wall (1)
- West Chester (5)
- Wilmerding (1)
- Windber (1)
- York (3)
- York Haven (1)
Welding services in Pennsylvania
Showing on-site / mobile welding only. Clear filter → or see the On-Site / Mobile Welding guide →
Providers
- GIObothListing
GDS Inc. | Orbital Welding | Precision Welding | Fabrication | Mobile Site Installations
West Chester, PA
High purity orbital welding, OEM welding, and fabrication for pharmaceutical, semiconductor, medical, aerospace, vacuum, and instrumentation industries. Provides field installation services for water systems, bio-pharmaceutical distribution loops, storage tank tie-ins, and specialty gas and fluid delivery systems. Offers general fabrication, custom spools, engineering product development, and skidded systems with on-site installations by ASME certified technicians.
custom-fabon-sitesteel(610) 738-7893→ 
Iron City Welding & Fabrication LLC
Pittsburgh, PA
Metal fabrication and welding for residential, commercial, and industrial projects in steel, aluminum, and iron. Services include custom railings, staircases, fencing, gates, fire escapes, decks, ramps, vehicle frame repair, and metal restoration with powder coating. Specializes in MIG, TIG, and stick welding with over 20 years of experience.
aluminumsteel(412) 838-3271→
Liberty Welding Co
Pittsburgh, PA
On-site truck and trailer axle spindle replacement and repair using patented systems, plus frame rust repair, frame shortening and lengthening, and custom fabrication. Handles stick, MIG, TIG, and gas welding on all metals, and operates a machine shop for general repairs. Serves the trucking and heavy equipment industries.
on-siterepairsteel(877) 661-1776→
Mancini Mobile Welding, LLC
Irwin, PA
Mobile welding services available 24/7 throughout Western PA and the Tri-State area. Technicians hold certifications in TIG, MIG, and stick welding and work with aluminum, stainless steel, cast iron, and exotic metals. Services include structural steel fabrication, pipeline welding, equipment repair, and custom metal fabrication, with fully equipped mobile units that travel to customer job sites.
on-siterepairsteel(724) 708-0445→
Hiring a welder in Pennsylvania
How do I find a mobile welder in Pennsylvania?
Filter the providers below by "Mobile" or "Both" to see who travels. Mobile rigs in Pennsylvania cover service radiuses from 30 to 200 miles depending on the operator — radius is listed on each profile.
What's the difference between a shop and a mobile rig?
A shop is a fixed location with fab tables, lifts, and (usually) a crane. Better for structural work, larger fabs, or jobs that need controlled conditions. A mobile rig is a truck-mounted welder-generator combo that comes to your site — better for emergency repairs, ranch and farm work, and anything bolted down.
Do providers in Pennsylvania carry insurance?
Each provider sets their own. Look for the "Verified" badge — it means we've checked documentation. Always confirm current insurance directly with the provider before work begins.
What materials should I expect?
Most Pennsylvania shops handle steel and aluminum at minimum. Stainless, cast iron, and pipe are specialty — filter by material if you need them.
New welders across Pennsylvania?
Shops and mobile rigs join Pennsylvania as the directory grows. Leave your email and we'll tell you when a new welder that fits your job lists — no middleman, no fee.