Welcome to Alps Welding
Your Canadian Manufacturer of Custom Pressure Vessels & Heat Exchangers
For over 50 years, Alps Welding has been the fabricator of choice for EPCs, equipment designers, and end users across North America and beyond for their heat exchanger and pressure vessel equipment. Let us quote your next project!
About us
We are a globally competitive metal fabricator, specializing in custom industrial process equipment for a wide variety of industries.
With decades of experience, our team can deliver complete solutions from engineering support through fabrication and delivery. We bring technical expertise, industry compliance, and the capability to handle large, complex projects. While our core expertise lies in pressure vessels and heat exchangers, we also have extensive experience manufacturing a wide range of custom process equipment.
Our products are manufactured in Woodbridge, Ontario, and can be found worldwide.
Our Products

Heat Exchangers and Pressure Vessels
We design custom pressure vessels and heat exchangers that meet industry standards for demanding industrial environments.

Filtration and Purification Equipment
High-quality filter vessels for various industries, including precision-critical use cases.

Skid Packages and Modular Equipment Systems
Install-ready skid packages and modular systems assembled in-facility, including all fixtures (e.g., electrical and controls, piping, structural).

Other Custom Vessels and Process Equipment
We can fabricate project-specific products, including tube packages, flare stacks, storage tanks, vessel attachments, and more.
Recent Posts
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What Should a Custom Process Skid Quote Include?
A custom process skid quotation should define the equipment, fabrication and assembly work included in the price, along with engineering responsibilities, inspection, testing, documentation and delivery terms. It should also identify assumptions, exclusions and the drawings used to prepare the offer. For EPCs, equipment designers and industrial end users, a useful quote starts with a…
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Trusted Heat Recovery Unit Fabricator for Energy Projects
Alps Welding is fabricating a custom heat recovery unit for an energy industry application. As a heat recovery unit fabricator, we bring together aluminum fabrication and stainless steel pressure-retaining assemblies within one custom equipment build. Measuring 16 ft 8 in long × 6 ft 9 in wide × 5 ft 5 in high, this unit…
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Trusted Replacement Vessel Manufacturer for Amine Column Sections
Alps Welding is fabricating a 229-inch-long stainless steel replacement section for an amine column used in the oil and gas industry. Particularly, the project includes additional nondestructive examination (NDE), followed by chemical cleaning, pickling and passivation after fabrication is complete. As a replacement vessel manufacturer, we support industrial customers requiring complete custom vessels or replacement…
Need fabrication support for your next project? Let’s connect!
Connect with our team to request a quote, schedule a shop tour, or discuss your project requirements. We’ll work with you to deliver a tailored fabrication solution that meets your scope and timeline.









