Defence Research and Development Organisation

The Defence Research and Development Organisation (DRDO) (IAST: Raksā Anūsandhān Evam Vikās Sangaṭhan) (Hindi: रक्षा अनुसंधान एवं विकास संगठन) is the premier agency under the Department of Defence Research and Development in Ministry of Defence of the Government of India, charged with the military's research and development, headquartered in Delhi, India. It was formed in 1958 by the merger of the Technical Development Establishment and the Directorate of Technical Development and Production of the Indian Ordnance Factories with the Defence Science Organisation. Subsequently, Defence Research & Development Service (DRDS) was constituted in 1979 as a service of Group 'A' Officers / Scientists directly under the administrative control of Ministry of Defence.

Defence Research and Development Organisation of India
रक्षा अनुसंधान एवं विकास संगठन
Agency overview
Formed1958; 63 years ago (1958)
HeadquartersDRDO Bhavan, New Delhi
MottoSanskrit: बलस्य मूलं विज्ञानम्
"Strength's Origin is in Science"[1]
Employees30,000 (5,000 scientists)[2]
Annual budget 11,375.50 crore (US$1.6 billion)(2021–22)[3]
Minister responsible
Agency executive
Parent agencyMinistry of Defence
DRDO Bhawan, New Delhi, The Headquarters of DRDO
A view of DRDO Bhavan

With a network of 52 laboratories, which are engaged in developing defence technologies covering various fields, like aeronautics, armaments, electronics, land combat engineering, life sciences, materials, missiles, and naval systems, DRDO is India's largest and most diverse research organisation. The organisation includes around 5,000 scientists belonging to the DRDS and about 25,000 other subordinate scientific, technical and supporting personnel.[5][6]