An ISO 9001:2008 certified company, A. D. Electro Steel Company Private Limited, manufactures and exports a range of steel and iron castings. The company was established in 1981 in Kolkata, India and produces products like railway couplers, manhole covers, agricultural equipment, and tankers. The company's mentor, Mr. Vishnu Dhanuka, has helped them garner clients around the globe through his guidance.