• Member, Indian Institute of Architects (IIA). 1971
• Member, International Solar Energy Society (ISES). 1985
• Member, ISES Working Group on Passive & Low Energy Architecture. 1988
• Member, Council of Architecture (CoA). 1988
• Member, Computer Society of India (CSI). 1989
• Fellow, Institution of Engineers ( INDIA ). 1990
• Member, UP Architects Association(UPAA). 1995
• Member, Indian Association for the Study of Conservation of cultural property (IASC) 1997
• Member, Indian Building Congress (IBC) 1999
• Member, Indian Science Congress Association (ISCA) 1999
• Member, Indian Society for Technical Education (ISTE) 2007
• Member, Society of Dyers and Colourists (SDC), 2015