BEL - Bharat Electronics Limited is an arms manufacturer company. It manufactures arms and defense equipments for Indian armed forces. It is one of the Navratan companies of Government of India.

BHEL - Bharat Heavy Electricals Limited is a manufacturing company. It is India’s largest manufacturer of power plant equipments. It has been given a Maharatan status by government of India for its outstanding performance.

HAL - Hindustan Aeronautics Limited is an aerospace and defense company. It manufactures equipments for aerospace industry and also defense equipment for forces.

NAL - National Aerospace Laboratories is second largest aerospace firm in India. It produces civilian aircrafts and also works for development of aerospace technologies.

DRDO - Defense Research and Development Organization is responsible for military’s research and development. DRDO is India’s largest research organization.

ISRO - Indian Space Research Organization is the space agency of India. It undertakes space based research and explorations, launches satellites into space and monitors its data.

ITI - Industrial Training Institute works to provide industrial and technical training to youth to make them employable. It provides diploma courses in various technical fields.

IISc - Indian Institute of Science is a public university for higher education. It is ranked as India’s best university for science education by several organizations.

NCBS - National Center for Biological Science specializes in high end research in the field of biology. Its interest areas vary from study of single molecules to system biology.

UAS - University of Agricultural Sciences provides higher education and research degrees in the field of agricultural sciences. It is often regarded as best agricultural university in India.