Ashden Awards globally recognised as a mark of excellence in the field of green energy, rewards the most exciting sustainable energy pioneers in the UK and developing world every year.

SunBest was nominated for this prestigious award in 2015 and won £1000 for its path-breaking contribution to the green energy adoption.

Ministry of New & Renewable Energy awarded a certificate of appreciation for us at National workshop on Concentrating Solar Technologies & Solar Cookers in 2016


Pan India Recognitions


The Ministry of New and Renewable Energy (MNRE) is a governmental body in India responsible for the development and implementation of policies and programs aimed at promoting the use of renewable energy sources. Established in 1982, MNRE plays a crucial role in formulating and overseeing initiatives related to solar energy, wind energy, bioenergy, and other renewable resources.

Tamil Nadu Energy Development Agency is a state government owned agency in the Indian state of Tamil Nadu

SUN BEST is an empanelled vendor of TEDA.

Kerala State Coastal Area Development Corporation Limited (KSCADC) is committed to advancing coastal and fisheries infrastructure in Kerala, emphasizing sustainable development through financial mobilization, technology integration, and expert guidance.

National Dairy Development Board (NDDB), established in 1965, uplifts rural India through dairy empowerment. "Operation Flood," spanning 26 years and financed by the World Bank, made India the largest milk producer. NDDB pioneers India's dairy programs, emphasizing cooperative development with 16.9 million farmers benefiting


International Recognitions


UNDP has worked in India since 1951 in almost all areas of human development, from democratic governance to poverty eradication, to sustainable energy and environmental management.

UNDP has recognized PEN’s solar heating technology as a success story to be adopted for other parts of the world.

The Abdus Salam International Centre for Theoretical Physics (ICTP) in Trieste, Italy, founded in 1964, is a global hub for advancing research in physics and mathematics, particularly supporting scientists from developing countries. ICTP facilitates international collaboration, offers training programs, and promotes inclusivity in theoretical research.

REEEP is an international multilateral partnership that works to accelerate market-based deployment of renewable energy and energy efficient systems in low- and middle-income countries

REEEP invests in clean energy markets in low- and middle-income countries to reduce CO2 emissions and build prosperity. REEEP has partnered with PEN for deploying solar thermal applications

UNIDO emphasizes solar thermal applications as they provide an economically and environmentally friendly alternative to conventional fossil fuel technologies in industrial applications

UNIDO has supported several solar thermal (air & water) applications for the leather industry through SUN BEST. Dr. Palaniappan was invited by UNIDO to visit Bangladesh to explore adoption of solar driers for the fisheries segment

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