The ISHRAE Kolkata Chapter is one of the active regional chapters of the Indian Society of Heating, Refrigerating and Air Conditioning Engineers (ISHRAE), dedicated to the advancement of the HVAC&R industry in Eastern India. The chapter regularly organizes technical seminars, exhibitions, workshops, training programs, and student activities to promote innovation, energy efficiency, sustainability, and professional development among engineers, consultants, manufacturers, and students. Through industry collaboration and knowledge-sharing initiatives, the Kolkata Chapter plays an important role in strengthening the HVAC&R community in the region.