National Thermal Processing
Specialized Heat Treating in Southern California
National Thermal Processing
Specialized Heat Treating in Southern California
All Electric Facility
25+ Years of Combined Experience
Highly Trained Personnel
Our Southern California facility is powered by solar technology, limiting emissions and our carbon footprint.
Our management team as over 25 years of combined experience in Heat Treating Facilities.
Each team member goes through an extensive training process focused on quality and precision.
All Electric Facility
25+ Years of Combined Experience
Highly Trained Personnel
Industries
Industries

Aerospace
We specialize in the heat treatment of aerospace components, working with the manufacturers of top aerospace companies.

Automotive Racing
Heat treating improves the strength and durability of important automotive parts, such as engine, powertrain, drivetrain, and suspension components.
Working With





Testimonials
Industries
"Working with National Thermal has been a game changer for us. Their team provides exceptional service backed by deep product knowledge. I would highly recommend them to anyone looking for quick turn around times and quality work."
"We have been a customer of National Thermal Processing, Inc. for many years and can always count on them for quality, excellent service and pricing. Their team consistently goes above and beyond to make sure we know that their customers are the priority."
"National Thermal has been a great resource for my heat treating needs. Quick lead times, great pricing, & excellent customer service. The quality of their work is consistent & their team is highly experienced. Always a pleasure doing business with them."
"National Thermal Processing has been great to work with! Their team is professional, fast and always delivers high-quality results. Brendon Welsh, the general manager, is especially helpful. Easy to talk to and always makes sure things go smoothly. Highly recommend!"
"I highly recommend this business. The product quality is consistently outstanding, exceeding my expectations every time. Efficiency and punctuality are hallmarks of their service. Pricing is fair and transparent - definitely value for your money. Their staff is not only friendly but also highly skilled. We have been a customer for 10 + years."
"I have nothing negative to say about National Thermal Processing. Their staff is quick to respond to requests/ questions. Their turn around time is outstanding. Brendon and Russ are always willing and open to working with PDI to support our business needs. National Thermal is a great partner to have for your Heat Treating needs."
Accreditations
Accreditations


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Aerospace
We specialize in the heat treatment of aerospace components, working with the manufacturers of top top aerospace companies.
Automotive Racing
We specialize in the heat treatment of aerospace components, working with the manufacturers of top top aerospace companies.
Working With
