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Isotex Corporation Pvt. Ltd.

Isotex is a single-source solution provider for boilers and boiler houses, with annual consolidated sales of over 500 Crores INR.

We are a globally recognized leader in the design, manufacturing, and installation of industrial boilers and thermal oil heaters. With a history spanning almost 50 years and over 8,000+ installations, Isotex has built a strong reputation for delivering innovative, reliable, and energy-efficient boiler solutions for a wide range of industries.

As a testimonial to our overseas capabilities, Isotex is repeatedly awarded as India's leading boiler and heater exporter by EEPC India, Isotex has demonstrated its excellence in both large turn-key projects and small-scale installations by showcasing its versatility and expertise.

Isotex, is one of the top source manufacturer, supplier and exporter from India for Industrial Steam boilers, Thermic fluid heater and hot water generator.

The company produces highly automated low emission heater/boiler plants and combustion systems. Our commitment to sustainability by offering high efficiency boilers contributes to reduction in fuel and carbon footprints resulting in millions saved and a cleaner environment.

Our production is located in India at two locations, i.e. Ahmedabad and Dahej. Efficient production with modern management methods and high-quality equipment has been created on an area of more than 70,000+ m². The plants employ more than 500 employees, and six production workshops carry out a full production cycle.

With more than 8,000 diverse industry references worldwide, Isotex owns unique engineering know-how. Isotex has experience with an extensive fuel spectrum, including biomass and waste materials, heat recovery, oil and gas, coal, and multi-fuels.

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Annual sales
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Our mission is to collaborate with industry to provide sustainable energy technology solutions for their transition to green energy. We support our customers to provide the best products and services and are dedicated to delivering systems with the lowest total cost of ownership.


Our vision is to become a global market leader by supporting our customers to thrive in their businesses through continuous innovation in R&D and a dedication to excellence.


We value long-term relationships with our customers and are committed to high standards of quality, performance, and technology to enhance energy efficiency and environmentally sustainable designs.

Management Team


ASME certification received for Dahej Plant.


International Subsidiary ISOTEX Global in Singapore.


Commencement of Dahej Subsidiary Manufacturing.


Technology tie-up with ERK EckrohrKessel Germany for boilers.


New production facility for large thermal oil heaters, new corporate house, "Energy Centre".


Development of new designs of high-efficiency thermal oil heaters.


New manufacturing facility at Naroda (Ahmedabad).


Development of new coal fired thermal oil heaters.


First generation entrepreneurs, Establish Isotex for manufacturing textile machinery and thermal oil heaters.



Isotex manufacturing facilities are spread over four plants at various locations in Ahmedabad and Dahej.

Measuring a total area of over 60,000 sq. mt, the facilities are ISO 9000 accredited. lsotex manufactures to international standards like ASME, BS, DIN, and GOST. The facilities are inspected by Lloyds, Bureau Veritas, SGS, and TUV. The plants are equipped with specialised machinery for light, medium, and heavy fabrication, assembly, and metallurgical testing for fired, unfired vessels, heat exchangers, boilers, heaters, and pressure vessels.

Ahmedabad Manufacturing
Dahej Manufacturing
Human Resources: over 200 employees and a skilled workforce of 500 individuals, complemented by a qualified and experienced management team.
Design & Engineering: In-house 3D modelling, CFD analysis, and structural design using software such as ANSYS, SOLIDWORK, and EPLAN.