The Founders

Rafael Navarro

Co-Founder & Director

MBA, Six Sigma Black Belt, PMP

Rafael is a proven and passionate energy-efficiency expert exceeding 20 years of on-field experience. His educational background includes Bachelor degree in Mechanical Engineering, Postgraduate degree in Energy Management and Master degree in Business Administration as well as certification in Six Sigma and Project Management.

He has achieved over 10 millions kWh per year of energy savings through multiple types of bespoke optimization projects, Rafael is a steadfast technological leader whose strategic thinking and social responsibility motivates and inspires teams, resulting in projects that lead to significant breakthroughs in Sustainable Development.

Rafael's professional accomplishments range across various industries from Green Buildings, Mining (minerals extraction and conversion), Steel production, Oil and Gas, Manufacturing, Pharmaceutical and IT. This trajectory has been enriched with multicultural experiences from large multinational companies across APAC (Singapore, China, Macau), USA and South America.

Due to several companies requesting Rafael's services for energy-efficiency, Rafael co-founded ηEXERGY.

Lekha Sree Patmanathan

Co-Founder & Business Director

BSc, Canada

MBA, United Kingdom

Lekha graduated with a Bachelor of Science degree from Saint Mary’s University in Canada. After six years in Biochemistry laboratory research and a career with Capital District Health Authority hospitals in the Organ and Tissue Transplant services division, she went on to pursue an MBA in Sustainability from the University of Wales, Cardiff UK. In Singapore, Lekha formulated her thesis around the local renewable energy landscape to uncover market perceptions and develop solutions to overcome obstacles preventing large scale deployment.

After six years in Singapore working in consultancy and energy efficiency, Lekha saw the opportunity for effective, affordable and scalable solutions to address and improve one of the country's most energy intensive equipment - cooling and climate control. Passionate about empowering building owners and operators with data to make better business decisions, she co-founded ηEXERGY and supports the business development, operations and commercial aspects of the business.