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51 Roysun Rd, Unit 9, Vaughan, ON, L4L 8P9 | 24-Hour Emergency Welding Line: 416-742-9180

Fax: 416-742-6897 | nelsonwelding@bellnet.ca

Nelson Welding Ltd – GTA’s Welding & Boiler Services Company

Nelson Welding Ltd is a full-service boiler and welding company located in Vaughan, Ontario. For over 60 years, we have provided mobile welding and complete boiler room services throughout the Greater Toronto Area.

Emergency welding services are available 24 hours a day — call our emergency and afterhours support line at 416-742-9180.

Dedicated Welding Services for the GTA

One thing that surprises many of our customers in the Greater Toronto Area is the dedication we bring to every job. We know it’s not enough to have the expertise and extensive service background; you have to deliver on your customer promise with each and every project. When you call Nelson Welding Ltd for boiler or welding service, you can expect our team to show up on-time, be professional, and deliver some of the best service in the industry.

A History of Excellence

Nelson Welding was founded in the early part of the 1950s by Nels Nelson. The current owners purchased the company in 1987 after being employed in the mechanical field since 1980. Their extensive experience has allowed them to carry on with the professionalism and knowledge base for which Nelson Welding has become known.

Professional Affiliations

All welders are TSSA-certified and members of the Plumbing, Steamfitting & Welding Professionals Local 46.


Our Projects

Check out examples of recently completed boiler projects

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Complete boiler room services for the Greater Toronto Area

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See why Nelson Welding is right for your welding project

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