1934
                      Incorporated as a private company
                  
                  1960
                      Acquired by the GoI
                  
              
              
                  
1972
                      Delivered the 1st frigate, INS Nilgiri
                  
                  1984
                      Inauguration of undertaking submarine construction
                  
              
              
                  
1992
                      Commissioned 1st Indian built submarine, INS Shalki
                  
                  1997
                      Commissioned 1st destroyer, INS Delhi
                  
              
              
                  
1998
                      Accredited with ISO certification for shipbuilding
                  
                  2000
                      Upgraded to Schedule 'A' status from Schedule 'B'
                  
              
              
                  
2006
                      Awarded Mini Ratna Category - I Status
                  
                  2009
                      Implementation of enterprise resource planning and systems applications and
                          products
                  
              
              
                  
2014
                      Inauguration of the Mazdock Modernization project
                  
                  2015
                      Signed contract for construction and delivery of 4 frigates with the
                          MoD
                  
              
              
                  
2016
                      Inauguration of new submarine section assembly workshop at Alcock
                          yard
                  
                  2017
                      Delivery of 1st Scorpene class submarine in 2017
                  
              
              
                  
2019
                      Delivery of 2nd Scorpene class submarine in 2019
                  
                  2020
                      Listing of MDL in BSE & NSE in 2020
                  
              
              
                  
2021
                      Delivery of three platforms viz. 3rd & 4th Scorpene class submarine
                          & 1st missile destroyer in 2021
                  
                  2022
                      Historical Double Launching of a missile destroyer and a stealth frigate on
                          17 May 2022.Launching of 6th submarine on 20 Apr 2022.
                  
              
      
  
                  2023
                      
        
             - 4th Stealth Frigate Project P17A INS Mahendragiri Launched on 1st Sep 2023.
- Commissioned INS Imphal a Third Destroyer on 26th Dec 2023.
          
                  
                  2024
                      
                          
                             - Awarded Navratna Status by the Department of Public Enterprises.
- Delivery of Nilgiri (first stealth frigate of P17A) and Surat(fourth Destroyer of P15B).
                  
               
             
                  
2025
                      Delivery of Vaghsheer (sixth submarine of P75) on 09 Jan 2025.
                  
                  2026