Equipment that performs reliably under extreme pressures, high temperatures, and highly corrosive environments — engineered and fabricated since 1885 for the most challenging energy applications.
We design and fabricate to industry-specific codes such as ASME Section VIII, TEMA, API 620, API 650, and API 660 — ensuring full compliance and peace of mind for EPCs, project managers, and facility operators across North America.
With extensive experience delivering large-scale process equipment, Harris Thermal has supported projects from Gulf Coast refineries to the Canadian oil sands. Lethal Service and Cyclic Service designs are available per ASME Section VIII, including fatigue life and weld integrity considerations for refinery and petrochemical duty.
More than a century of experience delivering custom engineered equipment for energy applications.
Strategically positioned to serve oil and gas hubs with responsive support.
NDE, hydrotesting, and stringent weld procedures for critical applications.
From single vessels to large multi-unit projects, we adapt to your project scope.
Supporting some of the most recognized names in energy and refining.
Thermal design, mechanical design, and project management from concept to completion.
Whether you need a single ASME vessel, a field of API tanks, or complex heat exchangers to TEMA and API 660 standards, our team has the expertise and capacity to deliver.