Structural Welding and Metalwork in Fremont, CA: Safe, Compliant, and Built to Last

Welding Services That Meet Code and Exceed Expectations
At Top Line Welding Services Inc., we understand the importance of safety, compliance, and reliability in every construction or property improvement project. Based in Fremont, California, we specialize in structural steel welding, handrail and guardrail installation, and metal stair fabrication and repair for commercial, residential, and industrial properties across the San Francisco Bay Area.

From reinforcing apartment complex stairwells to fabricating ADA-compliant guardrails for commercial facilities, we provide code-compliant solutions that are engineered to last. Our licensed welders (CSLB #1133874) deliver clean, precise work that passes inspection and stands up to heavy use.

 
Our Core Welding and Fabrication Services
Structural Welding:
We weld and install beams, columns, frames, and other structural components. Whether it’s a new build or a retrofit, we ensure every connection meets California Building Code standards.

Handrail and Guardrail Installation:
We fabricate and install custom steel handrails and guardrails for stairs, walkways, balconies, and ramps. All designs are tailored to your building’s needs and compliant with ADA accessibility requirements.

Metal Stair Repair and Fabrication:
From rusted treads to full stairway replacements, we provide strong, stable, and visually clean solutions. We work on commercial staircases, multi-family properties, and industrial sites.

Mobile Welding Across the Bay Area:
Our Fremont-based mobile welding team serves nearby cities including Hayward, Union City, Oakland, and San Jose — bringing skilled welders and equipment directly to your job site.

 
Why Property Managers and Contractors Choose Top Line Welding
Over 10 years of experience in commercial and structural metalwork
Fully licensed and insured
Fast estimates and responsive communication
Clean, job-ready workmanship that passes inspection
Locally based, with deep knowledge of Bay Area codes and conditions
Our goal is simple: to be the welding partner you trust when your project requires structural integrity, visual consistency, and full compliance.