Colonel Teo Chin Leong
Commanding Officer of 171 Squadron,
Republic of Singapore Navy

Colonel TEO CHIN LEONG joined the Republic of Singapore Navy (RSN) and was commissioned as a Naval Officer in 1997. Colonel Teo was awarded the Singapore Armed Forces (SAF) Local Study Award and graduated from Nanyang Technological University with a Bachelor of Business (Merit) in Actuarial Science in 1996.
Colonel Teo spent his early days aboard the Mine Countermeasure Vessels, holding appointments such as Navigating Officer and Operations Officer, before being selected as the pioneer crew of the RSN Submarine Force. After completion of his submarine training with the Royal Swedish Navy, Colonel Teo assumed his first appointment as the Operations Officer aboard RSS Centurion and as Executive Officer of RSS Conqueror. Colonel Teo assumed as Commanding Officer of RSS Conqueror after completion of the Joint Combined Staff Course at Norfolk, USA, in 2007.
Beyond sea-going appointments, Colonel Teo held various shore appointments such as Branch Head of Operations Planning Branch in the Naval Operations Department, Head Operations Branch of Submarine Squadron, Head Operations (Submarine Project Office) in Naval Plans Department, and Head of Naval Warfare Centre.
Colonel Teo’s awards and decorations include the SAF Long Service and Good Conduct (10, 12, and 20 Years) Medals with 15-Year clasp, SAF Long Service Award (10, 15, and 20 Years), and SAF Good Service Medal.
Colonel Teo assumed the appointment of Commander Submarine Squadron in May 2017.