Thermax Acquires Majority Stake in Exactspace, Bolstering AI Services

Thermax Limited will acquire an additional 35.83% stake in Exactspace Technologies Private Limited for ₹30.48 crore. This deal will raise Thermax's ownership to 51%, making Exactspace its subsidiary.

Reader Takeaway: AI integration boosts services; future stake exercise faces conditional terms.

What just happened (today’s filing)

Thermax Limited has signed agreements to acquire an additional 35.83% stake in Exactspace Technologies Private Limited. The transaction is valued at ₹30.48 crore, subject to adjustments.

Upon completion, Thermax's total shareholding will increase to 51%, transforming Exactspace into a subsidiary. The company currently holds 15.17% in Exactspace.

Why this matters

This acquisition marks a significant step for Thermax in bolstering its end-to-end asset support and service offerings. It integrates Exactspace's Artificial Intelligence (AI)-based solutions for predictive asset maintenance and analytics directly into Thermax's operations.

The move aligns with Thermax's strategy to enhance its service business and embrace digital transformation, offering advanced capabilities to its industrial clients.

The backstory (grounded)

Thermax Limited, a prominent engineering company in India, provides solutions for energy and the environment, encompassing sectors like cooling, heating, power, and waste management.

Exactspace Technologies Private Limited specialises in AI-driven predictive maintenance and data analytics for industrial assets.

Thermax has been strategically focused on expanding its services portfolio and incorporating digital solutions to improve customer engagement and operational performance.

What changes now

• Exactspace Technologies will officially become a subsidiary of Thermax Limited.
• Thermax gains advanced AI capabilities for predictive asset maintenance and analytics.
• The company can now offer enhanced, end-to-end asset support and integrated services.
• This acquisition strengthens Thermax's position in the digitally evolving industrial services market.

Risks to watch

Thermax holds an option to acquire the remaining 49% stake in Exactspace after three years, which is subject to 'terms and conditions mentioned therein.' This indicates potential future negotiations or market dependencies that could affect full ownership.

Peer comparison

Major competitors in the energy and environment solutions space, such as Bharat Heavy Electricals Limited (BHEL) and Siemens India, are also actively investing in digital transformation and AI. BHEL is integrating AI for smart grids, while Siemens India offers extensive AI and IoT solutions for industrial automation.

Context metrics (time-bound)

• Exactspace Technologies reported a turnover of ₹6.21 crore in March 2025 (Consolidated).
• The company's turnover stood at ₹5.51 crore in March 2024 (Consolidated).
• Turnover was ₹5.52 crore in March 2023 (Consolidated).

What to track next

• Completion of the conditions precedent required for the initial acquisition of the 51% stake.
• The future exercise of Thermax's option to acquire the remaining 49% stake after the stipulated three-year period.
• The integration roadmap and early wins from Exactspace's AI solutions within Thermax's service offerings.
• Any announcements regarding further collaborations or strategic initiatives leveraging AI technology.