Insights

Acquisition Synergy Sigma Thermal merged with Flaretec in March 2019, creating potential cross-sell opportunities for larger scale industrial heating projects and expanded product capabilities across thermal oil systems, indirect heaters, and direct fired heaters.

Mid Market Potential With 51-200 employees and annual revenue in the $50M-$100M range, Sigma Thermal sits between smaller specialized providers and large incumbents, indicating opportunities to target mid-sized manufacturers seeking customized, engineer-led process heating solutions.

Industrial Focus Product portfolio covers thermal oil and thermal fluid heating, indirect process baths, electric process heaters, and direct fired heaters, suggesting upsell paths in plants modernizing process heating, energy recovery, or sourcing multi-technology solutions from a single supplier.

Engineering Differentiation Privately held with a strong emphasis on deep engineering expertise and customer service, leverage consultative selling and bespoke system design to win projects where customers require tailored performance, reliability, and long-term support.

Digital & Growth Signals Presence in multiple marketing tech stacks and a history of strategic growth imply readiness to engage via targeted digital campaigns, partner channels, and content-led demand generation to expand into new industrial sectors and geographies.

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Sigma Thermal, Inc. Tech Stack

Sigma Thermal, Inc. uses 8 technology products and services including Google Ads, HubSpot Analytics, Microsoft Clarity, and more. Explore Sigma Thermal, Inc.'s tech stack below.

Google Ads
Advertising
HubSpot Analytics
Analytics
Microsoft Clarity
Analytics
Visual Website Optimizer
Analytics
Amazon Web Services
Cloud Hosting
HubSpot Content Hub
Content Management System
WordPress
Content Management System
Piwik
System Analytics & Monitoring

Media & News

Sigma Thermal, Inc. merged with Haycock & Hague Pipework Systems Ltd on Mar 4th '19.
Sigma Thermal recently merged with Flaretec to further improve its ability to provide top-quality heating solutions for industrial applications.
Apr 04, 2019 | www.sigmathermal.com

Sigma Thermal, Inc.'s Email Address Formats

Sigma Thermal, Inc. uses at least 2 email formats:

Sigma Thermal, Inc. Email Formats	Example	Percentage
FLast@sigmathermal.com	JDoe@sigmathermal.com	98%
Last@sigmathermal.com	Doe@sigmathermal.com	2%

Frequently Asked Questions

What is Sigma Thermal, Inc.'s phone number?

You can contact Sigma Thermal, Inc.'s main corporate office by phone at

+1-770-427-****

. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Sigma Thermal, Inc.'s official website and social media links?

Sigma Thermal, Inc.'s official website is sigmathermal.com and has social profiles on LinkedIn.

How much revenue does Sigma Thermal, Inc. generate?

As of October 2026, Sigma Thermal, Inc.'s annual revenue is estimated to be $50M - $100M.

What is Sigma Thermal, Inc.'s NAICS code?

Sigma Thermal, Inc.'s NAICS code is 3332 - Industrial Machinery Manufacturing.

How many employees does Sigma Thermal, Inc. have currently?

As of October 2026, Sigma Thermal, Inc. has approximately 78 employees across 2 continents, including North America and Asia. Key team members include Chief Financial Officer: P. W., Regional Manager, Latin America: J. G. and Accounting Manager: S. B. Explore Sigma Thermal, Inc.'s employee directory with LeadIQ.

What industry does Sigma Thermal, Inc. belong to?

Sigma Thermal, Inc. operates in the Industrial Machinery Manufacturing industry.

What technology does Sigma Thermal, Inc. use?

Sigma Thermal, Inc.'s tech stack includes Google Ads, HubSpot Analytics, Microsoft Clarity, Visual Website Optimizer, Amazon Web Services, HubSpot Content Hub, WordPress and Piwik.

What is Sigma Thermal, Inc.'s email format?

Sigma Thermal, Inc.'s email format typically follows the pattern of FLast@sigmathermal.com. Find more Sigma Thermal, Inc. email formats with LeadIQ.

When was Sigma Thermal, Inc. founded?

Sigma Thermal, Inc. was founded in 2007.

Sigma Thermal, Inc.

Q: What is Sigma Thermal, Inc.'s official website and social media links?

Sigma Thermal, Inc.'s official website is sigmathermal.com. Sigma Thermal, Inc. has social profiles on LinkedIn.

Q: How many employees does Sigma Thermal, Inc. have currently?

Sigma Thermal, Inc. has approximately 78 employees.

Q: What technology does Sigma Thermal, Inc. use?

Sigma Thermal, Inc.'s tech stack includes Linkedin Insight Tag, Shopify, X-Content-Type-Options, WP Engine, Microsoft 365.

Q: What is Sigma Thermal, Inc.'s NAICS code?

Sigma Thermal, Inc.'s NAICS code is 3332 (Industrial Machinery Manufacturing).

Industrial Machinery ManufacturingGeorgia, United States51-200 Employees

Sigma Thermal designs and supplies process heating systems for industrial use, including thermal oil and thermal fluid heating, indirect process bath heaters, electric process heaters, and direct-fired heaters. The company provides engineering, equipment supply, and service to tailor solutions to specific applications, from standard package units to highly engineered systems and ongoing maintenance. Its engineering team works with customers to understand project requirements and deliver suitable heating solutions.

Based in Marietta, Georgia, Sigma Thermal operates as a privately held firm within the industrial machinery manufacturing sector. The company emphasizes engineering depth, hands-on field experience, and attentive service as core elements of its project execution. In March 2019, Sigma Thermal merged with Flaretec.