Subordinate Offices


  1. INTRODUCTION. The Defence Exhibition Organisation (DEO) has been established in 1981 with the main charter to organize and coordinate Aerospace and Defence (A&D) exhibitions in India and aboard. DEO, through the Aerospace and Defence exhibitions in India and abroad promotes export potential of indigenous Aerospace and Defence sector. DEO office is located at Willow, 1st Floor, India Habitat Center, Lodhi Road, New Delhi-110003.
  2. Aero India. Aero India the biennial International show on Aerospace, Defence and Civil aviation was launched in 1996. 14th edition of Aero India-2023 was held from 13th to 17th February 2023 at Air Force Station, Yelahanka, Bengaluru. The theme of Aero India-2023 was “The Runway to a Billion Opportunities” for forging partnerships between Foreign and Indian firms as also Indian and Indian firms which translates to discovery of newer avenues in the global value chain through fast-tracking the indigenization process.
  3. DEFEXPO. DefExpo is India’s flagship biennial event showcase Land, Naval and Homeland Security System. The first edition of DefExpo was held in 1999. The 12th edition of DefExpo-2022 was organized from 18th to 22nd October 2022 at Gandhinagar, Gujarat. The exhibition have showcased India’s emergence in the shape of alliances and joint ventures for the defence industry. The theme of the DefExpo-22 was ‘Path to Pride’ and was in semblance with the Hon’ble Prime Minister’s vision to transform India into a strong nation by enhancing patriotic and civil consciousness of our citizens as also for making India Aatmanirbhar in Defence by supporting, showcasing and forging partnerships for the Indian Aerospace and Defence manufacturing sector with both Indian and Global customers.
  4. International Exhibition Abroad. With a view to provide visibility and an impetus to export potential of the Indian Aerospace & Defence Industry, DEO coordinates the setting-up of “India Pavilion” at major international Aerospace & Defence exhibitions abroad. India pavilion is an opportunity to develop market for defence products being manufactured by Indian industry. DEO aims to maximize the public and private sector participation at the Global Aerospace and Defence exhibitions with the aim to showcase the indigenous capabilities and expanse of the Indian opportunity. In the year 2023 Hon’ble Raksha Mantri has approved 10 Foreign Exhibition, where India Pavilion is to be set-up.