Custom Fabrication
Steel structures, brackets, gates, railings, and frames built to your exact specifications.
(207) 752-7870Learn more
What We Do
Three core services. One standard of quality.
Heavy Equipment Repair
Cracked boom arms, broken buckets, and worn-out attachments repaired and reinforced to last.
(207) 752-7870Learn moreAutomotive Welding
Roll cages, exhaust systems, frame repair, and custom builds for trucks, cars, and off-road rigs.
(207) 752-7870Learn moreWhy McMahons
We don't cut corners. We weld them. When your equipment goes down or your project needs precision metalwork, you want a shop that shows up, delivers quality, and stands behind every bead.
Call (207) 752-7870- Locally owned in Lyman, Maine
- Certified, skilled fabrication
- Reliable turnaround you can count on
- High-strength welds that last
- Honest pricing, no surprises
Our Work
Real projects from our shop and out in the field.
About Us
McMahons Welding Services handles custom metal fabrication and heavy-duty repairs out of Lyman, Maine. We work with contractors, equipment owners, and automotive clients who need welds that hold up under real conditions.
Broken excavator arm, custom gate, or a full roll cage build? We've got the skills, the equipment, and the work ethic to get it done right the first time.
Lyman, Maine
(207) 752-7870Frequently Asked Questions
Straight answers about the work we do.
Yes, mobile and field welding is part of what we do, so equipment that can't be moved gets repaired where it sits.
Yes, automotive and truck frame welding is one of our core services, from pickups to Kenworth and Peterbilt frames.
Often, yes. It depends on how much solid steel is left around the damage, so call (207) 752-7870 and describe it or send photos and we'll tell you honestly whether it's worth repairing.
Yes, we rebuild worn excavator buckets and repair loaders, forklifts, brakes and axles, in the shop or on site.
Yes, including stainless exhaust fabrication and precision bead work.
Yes, we build custom handrails, metal signs and custom smokers, including one built from a reclaimed tank.
We're in Lyman, Maine, off Route 111, and serve Lyman, Sanford, Springvale and southern York County.
Call (207) 752-7870 and describe the job.
Monday through Friday, 7 AM to 5 PM. Call (207) 752-7870 to schedule.
Ready to Start?
Give us a call. We'll talk through your project and give you a straight answer.
(207) 752-7870Lyman, Maine
Mon-Fri 7am-5pm