About Us

The Team


The company's team of engineers & management foresaw the impending shortage of water & emphasised on the reuse of water. Improvising the existing techniques of treatment, innovating with technology and tackling problems of various other technologies, the team headed by Dr. D.N. Ravi Shankar developed a wastewater treatment technique called the BioHYBRID™.


This technology facilitates  high levels of precision engineering control on the treatment process. It is designed economically with least capital, small footprint & low operating costs and is best suitable for apartments, hospitals, hotels, airports, gated communities, industries, IT Parks etc. This was first installed at Sri Jayadeva Institute of Cardiovascular Sciences & Research Center, Bangalore. One of the most renowned hospitals in India.


The company also specializes in environmental consulting and 'Operations and Maintenance' contracts. The company is currently is operating & maintaining 10.14 MLD wastewater treatment plant for the municipality of Kolar which is located around 60 kms from Bengaluru.


Dr. D.N. Ravi Shankar


Renowned expert in environmental engineering sector, acquired his doctorate degree from Visvesvariah Technological University and is currently heading the water and wastewater management wing of Green Lantern Engineering.

He has over 30 years of immense experience in the field of water, wastewater and bio-medical waste management in both private and government sectors. His execution experience comprises of construction and commissioning of major wastewater treatment plants in Bangalore city. He was also formerly the technical advisor for Bangalore Water Supply and Sewerage Board, Karnataka.

He is also a trustee in “Bangalore Environment Trust” one of the most active NGO’s in Bangalore.



Managing Director

Is a qualified commercial pilot & an entrepreneur. He has founded and operated aviation companies in India and in Africa in the past. His aspiration to provide India with excellent environmental infrastructure has made him to be a part of Green Lantern.


His zeal and vision has helped Green Lantern expand business exponentially. With his international business exposure and his impeccable managerial expertise, he has been able to provide Green Lantern a great operation & execution standards.

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