Sunay Gupta

Sunay is an energy engineer and climate investor with over a decade of experience deploying capital across the energy and climate value chain. His work spans venture, growth and infrastructure - through equity, debt, and fund structures - across Europe, India, Southeast Asia and Africa.

Previously, Sunay led global climate investments at Sagana, a Swiss multi-family office. Prior to that, he invested in clean energy at Swedfund, the Swedish development finance institution.

Sunay holds dual master's degrees — an MS in Renewable Energy Science & Technology from École Polytechnique, Paris, and an MS in Energy Innovation from KTH Royal Institute of Technology, Stockholm — alongside a B.Tech. in Mechanical Engineering from IIT Delhi.

Three Cairns Group LLC is a mission-driven investment and philanthropic firm focused on the climate crisis and does not provide investment advisory services to third parties. Any investment advisory services performed by any person associated with Three Cairns Group LLC in respect of any client of Allied Climate Partners, Inc. are provided by such persons acting at the direction and on behalf of Allied Climate Partners, Inc. and not Three Cairns Group LLC.​​