Customer Support

Sigma Thermal offers a wide range of aftermarket support services for your process heating needs. Our team is available to help you find solutions to your operation, maintenance, safety, and regulatory requirements. We value your business and want to help you succeed.

How Can We Help?

NOTE: We offer full service and support for GTS Energy & Flaretec equipment too. These brands are a part of the Sigma Thermal family

Need Assistance?
You can fill out the customer service contact form on this page or call us at one of our regional office locations. If you have an issue that you believe to be warranty related, please click here.

Thank you for being a valued customer!

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Inside Sigma Thermal

Watch our corporate video. Get an inside look at our manufacturing facility and meet the team behind our products and services. Whether you need new equipment, service, technical support, training, parts, or retrofits, Sigma Thermal has you covered.

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Our Blog

Understanding Thermal Fluids & Thermal Fluid Systems

Thermal Fluid Management • Advantages of Thermal Oil Heating Systems Types of Thermal Fluid Heaters • Work With Sigma Thermal The demand for process...

Industrial Process Heating Methods

Process heating systems deliver heat to liquid, gas, and solid materials in various industrial settings. Depending on the application, multiple types of heating methods...