Thirumalai Chemicals Limited is a leading chemical manufacturer, specializing in Phthalic Anhydride, Maleic Anhydride, and food acids. It serves diverse industries, including plastics, food, and pharmaceuticals.

The company ranks among the top three producers of Phthalic Anhydride globally and is the largest manufacturer of Fumaric Acid in Southeast Asia.

Recent strategic initiatives include a substantial expansion project in the U.S., anticipated to enhance the production of Maleic Anhydride by 40 KTPA, increasing access to North American markets.

Challenges faced include geopolitical factors and tariffs affecting exports, impacting Q1 FY26 performance, with a noted decrease in revenue and profit margins.