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Crane setting a structural steel frame on a Central Coast job site

Structural steel and miscellaneous metals for Central Coast GCs — cut, welded, and craned by J&M.

AWS-qualified Division 05 steel for general contractors across San Luis Obispo, Santa Barbara, and Monterey counties. We fabricate it in-house, set it with our own cranes, and build it to code.
Welder working with sparks flying during field welding

WHY GCs CHOOSE J&M

Built to code, AWS-qualified.

Our welds meet AWS D1.1 and D1.8, verified by an independent Certified Welding Inspector. CSLB-licensed, DIR-registered for prevailing-wage work. Your inspector gets a clean, documented job.

One shop, cut to installed.

We fabricate and set our own steel with our own cranes. You coordinate with one team — not a fabricator, a hauler, and an erector.

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Field-accurate.

We verify real site conditions before any steel is cut, so what shows up fits the first time. Fewer surprises in the field, no waiting on rework.

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The honest bid.

We price the plans the way they should be built — not the lowest number we make back later in change orders. You get a real number up front.

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Map of the Central California counties J&M Welding serves
We fabricate and install for general contractors across San Luis Obispo, Santa Barbara, and Monterey counties — Paso Robles, San Luis Obispo, Atascadero, Templeton, Santa Maria, Arroyo Grande, Pismo Beach, and the wider Central Coast. For the right commercial project, we'll travel.

Areas We Serve

  • San Luis Obispo County
  • Monterey County
  • Santa Barbara County
  • Kern County
  • Fresno County

FEATURED PROJECTS

Commercial structural steel, residential structural, custom stairs and handrails, and heavy equipment repair across the Central Coast.

Galvanized guardrail and grab rail fabricated by J&M Welding for Atascadero High School

Atascadero High School — Guardrail & Grab Rail Fabrication

Commercial / Structural

Roughly 1,400 linear feet of galvanized guardrail fabricated around concrete as it was poured.

Structural steel frame erected by J&M Welding for a city storage facility in Guadalupe, California

Structural Steel Erection — City Storage Facility, Guadalupe

Commercial / Structural

A public-works steel package fabricated and craned into place, including an evening set to hold the schedule.

Custom exterior steel staircase with handrail at a winery in Paso Robles, California

Custom Metal Staircase for Local Winery — Paso Robles

Custom Stairs & Handrails

An exterior steel staircase and handrail detailed to suit a Paso Robles winery.

GENERAL CONTRACTORS WHO BUILD WITH US

Abbott Reed logo
Specialty Construction, Inc. (SCI) logo
Edwards Construction Group logo
J&M Welding cranes and lifts in the Paso Robles yard

OUR CAPABILITIES

In-house boom-truck crane, spider cranes, scissor lifts, and rigging — we self-perform the lifts other shops rent or sub out.

We handle and fabricate structural beams up to 60 ft, with special-order lengths as a job needs them.

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CNC plasma cutting and full fabrication in-house — the complete scope, from cut steel to erected frame, with no outside dependency.

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Around $2M in shop and field equipment across our yards.

CERTIFICATIONS & ASSOCIATIONS

Cal Poly logo
SkillsUSA logo
Cuesta College logo
San Luis Obispo High School Tigers logo
American Welding Society logo

WHAT OUR CUSTOMERS SAY

Put real steel on your next bid.

Send us your plans and we’ll get you an accurate number.

J&M Welding, Inc. logo

J&M Welding, Inc.

​2755 Concrete Court, Unit A
Paso Robles, CA 93446

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(805) 440-3161

info@jandmweldinginc.com

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CSLB #1046894 and DIR #1000391312.

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PROUDLY SERVING

  • Paso Robles

  • San Luis Obispo

  • Atascadero

  • Templeton

  • Morro Bay

  • Cayucos

  • Santa Maria

  • Arroyo Grande

  • Nipomo

  • San Miguel

  • Pismo Beach

  • Grover Beach

© 2026 J&M Welding, Inc. - Website by Real Connection Media

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