Company Overview
Founded in 1885, Harris Thermal Transfer Products is an ASME-certified industrial fabricator serving clients worldwide. We design, manufacture, and repair custom thermal process equipment in industries including power and renewable energy, water treatment, chemical, oil & gas, food & beverage, mining & minerals, pulp & paper, and more.
Our Heritage
For more than 140 years, Harris Thermal has proudly manufactured equipment in the United States. Originally founded as Harris Ice Machine Works, the company initially built ammonia-refrigeration equipment and transitioned during the world war era into custom thermal process equipment that initially supported the United States’ war efforts and ultimately the rapid expansion of American manufacturing industry.
That spirit of innovation and resilience carries forward today. We build some of the largest custom vessels in the industry—over 500,000 pounds—and ship equipment to clients around the globe. This unmatched heritage proves our ability to adapt, endure, and deliver value for generations of customers.
What We Build
We specialize in Shell & Tube Heat Exchangers and ASME Code Pressure Vessels, including:
- Evaporators
- Ozone Generators
- Fry Oil Heaters
- Condensers
- Converters
- Separators
- Vapor Bodies
- Storage Tanks
- Columns and Towers
We also manufacture custom engineered equipment designed for unique applications. With experience in a wide range of materials, sizes, and operating conditions, our portfolio reflects the depth and diversity of our capabilities.
Why Clients Choose Harris Thermal
We know that our customers have many options worldwide when selecting an ASME fabrication partner. However, few of those companies provide the unique benefits that you’ll receive when partnering with Harris Thermal. We offer superior service and unparalleled innovation in our manufacturing solutions by capitalizing on nearly 14 decades of fabrication experience. Our comprehensive list of capabilities allows us to expertly handle projects of all sizes and shapes, with a collaborative, personalized process that addresses your every need.
- Partnership — We work closely with each client to meet their application requirements and specifications, budget, and timeline requirements.
- Expertise — Decades of knowledge combined with advanced engineering and fabrication practices lead to equipment that is cost-effective and will operate in even the most difficult conditions for many years.
- Reliability — On-time delivery and proven service that makes us our customers’ most trusted fabrication partner.
At the heart of Harris Thermal is a skilled team equipped with the latest design and fabrication technologies. Our 50,000+ sq. ft. facility houses advanced manufacturing equipment, enabling us to handle complex, large-scale projects entirely in-house. This integrated approach delivers short lead times, competitive pricing, and best-in-class quality.
👉 Contact us today for new equipment fabrication, replacement parts or field service support.
Our Vision
Our vision is to remain the most trusted fabricator for industries worldwide—known not only for our technical capabilities, but for our quality, expertise and long-term relationships we build. We measure success by the confidence our customers place in us to handle their most critical and challenging projects.
Our Core Values
Our values guide every decision and define how we work with our customers, partners, and team members:
- Family — Every person is integral to our success and we look out for each other.
- Integrity — We are honest, transparent, and trustworthy.
- Excellence — Good isn’t the finish line—we strive to be the best.
- Tenacity — When the going gets tough, we get it done, no matter what.
- Collaboration — We empower people, value opinions, and win as a team.
- Fun — We celebrate wins, keep a sense of humor, and create a workplace people enjoy
Certified Quality You Can Trust
Harris Thermal is committed to delivering equipment that meets the highest industry standards. Our ASME “U,” “R,” and “PP” stamps, international certifications, and rigorous in-house testing ensure every product is built for safety, compliance, and long-term reliability.
We are proud members of the following associations/certifications:
Learn more about our Certifications & Standards and how they ensure your project’s success.
