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57 years leading the industrial cooling sector

Since our founding in 1968, Grupo IERSA has been a pillar in the Mexican cooling industry.

What began as a project focused on innovation and quality has become a leading company that has evolved alongside our customers' needs. Our mission is simple: to provide cutting-edge cooling solutions that guarantee maximum efficiency, reliability, and productivity in our business partners' operations.

More than 57 years of experience in each project.

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Authorized Service Center

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Our mission

To provide comprehensive and customized solutions to all types of cooling problems, ensuring we meet our customers' needs by guaranteeing efficiency and quality in the service provided.

To be our clients' main ally in reducing operating costs and achieving energy efficiency in the operation of cooling equipment; reducing operating costs and environmental impact.

Our vision

Our founder

Eng. Ángel Tenorio Sandoval (1930-2017)

With a solid background that combined mechanical engineering and aviation, in 1968 he founded Grupo IERSA, establishing a standard of excellence in the HVAC industry. Throughout his career, he was widely recognized for his dedication to the industrial refrigeration sector in Mexico. In 2010, his commitment was honored with the CRI's "Long-Term Achievement Award," solidifying his reputation as one of the great pioneers of the HVAC industry in the country.

Today, his vision and leadership continue to be the fundamental pillars that drive the growth and prestige of our company.

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Our 3 pillars

Innovation at every step

We stay at the forefront of technology, adopting tools like ARRA (Remote Consulting with Augmented Reality) to offer more efficient and modern solutions.

Quality in our service

Every service, from chiller maintenance to a retrofit project, is performed to the highest standards.

Trust and family

We consider our customers and partners part of the ATS HVAC family. We believe that long-term relationships, based on trust and respect, are the key to mutual success.

Our story

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