RUA Ecospaces provides sustainability consultancy services including ISO services, audit, design and planning in the fields of architecture, interiors, environment and energy across India and internationally.

Her research and grassroots work at the International Institute for Sustainable Future (IISF), Mumbai and New York (1998 - 2002) has formed the basis of her global approach to environment sustainability. Under IISF and the Global Futures Network, she organized a delegation of more than 100 to the World Summit on Sustainable Development (WSSD) in Johannesburg, South Africa in 2002.

Roshni Udyavar Yehuda is also Editor of Evergreen Rachana, the quarterly magazine of Rachana Sansad. She worked at the International Institute for Sustainable Future, a United Nations NGO DPI affiliated organization based in Mumbai and New York (1997-2003). She has lectured at universities including, the University of Vienna, Austria; New York University (NYU); the University of Hong Kong; and the Arizona State University, Flagstaff, AZ, USA, as well as presenting papers at national and international conferences.

She studied architecture at the Lachmandas Sewaram Raheja (LSR) School of Architecture in Mumbai (1997) and the Academy of Architecture (AoA) in Mumbai (2008).