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CBG: Powering Progress, Naturally

Drive Clean. Live Green

From farms to fuel tanks, CBG keeps the world moving sustainably

Cleaner cities, greener transport, stronger communities – that’s the power of CBG

CBG: The renewable energy that works for people and the planet.

Leadership
Dr. G.P.Subash M.E., PhD.
Founder & CEO

Dr. G. P. Subash is a distinguished Mechanical Engineer, technology leader, academician, and entrepreneur with over two decades of experience spanning research, industry, and innovation management. Guided by the philosophy “The best way to predict the future is to create it,” he has consistently worked at the intersection of sustainable technology, industrial application, and strategic collaboration.

Born in the small hamlet of Ponnai in Vellore District, Tamil Nadu, Dr. Subash’s professional journey reflects a strong foundation built through public education and academic excellence. He is a distinguished Mechanical Engineering graduate from the University of Madras and holds a Ph.D. from the Indian Institute of Technology Delhi (IIT Delhi), one of India’s foremost centers of technological research and innovation.

Dr. Subash specializes in the development, optimization, and commercialization of low-carbon and alternative fuel technologies. His expertise includes hydrogen fuel technology, Compressed Natural Gas (CNG), Compressed Bio Gas (CBG), biodiesel and ethanol with a strong focus on reducing carbon emissions and enabling the transition away from conventional fossil fuels. His work emphasizes scalable, industry-ready solutions that align with global sustainability goals and regulatory frameworks.

In his professional career, Dr. Subash has held key leadership and technical roles in prominent organizations such as Mahindra & Mahindra Ltd. and Mahindra Research Valley, where he contributed to strategic R&D initiatives, technology deployment, and innovation-led business growth. Earlier, as a Senior Scientist at the Industrial Research & Development unit of IIT Delhi, he played a pivotal role in managing high-impact research and development projects related to alternative fuels, bridging the gap between academic research and industrial implementation.

A strong advocate of global collaboration, Dr. Subash has led and facilitated technology partnerships with leading industries and research institutions in Germany, Denmark, and Sweden, focusing on advanced research, technology transfer, and commercialization pathways. His ability to work across international ecosystems has strengthened innovation outcomes and accelerated adoption of sustainable energy solutions.

Dr. Subash is a sought-after speaker at national and international conferences, industry forums, workshops, and policy discussions, where he shares insights on clean energy transitions, sustainable mobility, and future-ready fuel technologies. He is an active member of several professional and technical bodies and has been widely recognized for his contributions through prestigious awards and medals.

With a rare blend of technical depth, strategic vision, and entrepreneurial mindset, Dr. G. P. Subash continues to drive impactful innovations that support sustainable industrial growth and energy transformation at both national and global levels.

our mission

Asbri Energy and Enviro Technologies Pvt. Ltd. is dedicated to delivering scalable, clean, and reliable energy solutions through advanced Biogas technologies. Our mission is to enable efficient resource utilisation, minimise environmental impact, and provide high-performance systems that generate long-term value for communities, industries, and stakeholders.

our vision

To lead the renewable energy revolution by transforming the organic residues into clean, sustainable power—building a greener, smarter, and more energy-secure future for India and the world.

Our Values

At Asbri Energy and Enviro Technologies Pvt. Ltd., we are committed to conducting business with integrity, accountability, and a deep respect for people, communities, and the environment. Our decisions are guided by a strong principled value system that drives operational excellence, fosters innovation, and strengthens trust with our stakeholders. These values are the foundation of our strategic vision, enabling long-term growth, industry leadership, and meaningful contributions to a cleaner, greener future.

Let us Build a Cleaner, Greener Future Together

Looking for sustainable biogas solutions? Partner with us to convert organic residue into clean, renewable energy and contribute to a healthier environment