AT Engineering Group

Founded in 1985 by two visionary engineers—Anup Kanti Karmakar (IIT Kharagpur) and Ratanjyoti Bishnu (BE Mechanical, Jalpaiguri Engineering College)—AT Engineering has grown from a humble workshop into a globally trusted name in industrial valves, railway equipment, and defense products. With an unwavering commitment to precision engineering, quality, and innovation, we have built a legacy of excellence, serving critical sectors such as oil & gas, petrochemicals, and power generation. Over the years, our journey has been defined by significant milestones—expanding our product portfolio, earning the trust of prestigious global clients, and securing industry-leading certifications. At AT Engineering, we take pride in delivering world-class solutions that enhance safety, improve efficiency, and drive industrial progress. As we continue to push boundaries, our focus remains on innovation, sustainability, and building lasting partnerships with organizations that shape the future