Arjun designed low-cost water purification systems with the Brown Water Group at Georgia Tech between 2014 and 2018. In 2016, he led a capacity-building exercise focused on the use of low-cost water tests for UNICEF and the Government of Bolivia at UNICEF’s national headquarters in La Paz. Since then, he has spearheaded the design of the Oasis test, and the establishment of the company’s facility in his hometown of Bangalore, India. Arjun has received the 2018 MIT Water Innovation Prize, Rotary Youth Icon Award, and Georgia Tech Dean’s Impact Award for his work.

Arjun’s work in the water sector stems from his efforts to broaden access to education in his hometown through India Forward, and his subsequent travels across the country. His vision is to grow Oasis into living demonstration of a company that is profitable, responsible and inclusive.

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Joe Brown is an Assistant Professor in Environmental Engineering at Georgia Tech, and the founder of the Brown Water Group. He is a former lecturer at the London School of Hygiene and Tropical Medicine, and author of over 80 academic publications.

He has been a consultant with UNICEF, the World Health Organization, the World Bank, and numerous other organizations on topics related to global water and sanitation. Dr. Brown’s work currently spans four continents including active research projects in Cambodia, Zambia, Tanzania, Malawi, Pakistan, India, the United Kingdom, and the United States.

Drawing on his wealth of practical experience and theoretical knowledge, Dr. Brown has guided the development of the Oasis test and its validation in a scientifically credible manner.




Punith is the backbone of the company’s operations. Drawing on his background in mechanical engineering, he spearheaded the establishment of our manufacturing process and oversees its day-to-day operations. His experience with supply chain management, coupled with his keen understanding of import and export procedures, enables him to ensure seamless and timely fulfillment of local and international orders. His expertise in manufacturing of water quality tests makes him our go to man when tests need to be custom designed and produced for a client. Punith also enforces stringent quality control protocols at our facility. He has led extensive R&D on the Oasis test, including a UNICEF backed trial which involved the testing of water from 300 sites with 6000 individual low-cost kits.

Originally from Bagalkot in Karnataka, Punith has strong ties to India’s agricultural community and rural life. He leads our efforts to integrate individuals in positions of economic or social disadvantage into the company’s daily operations.