On 4 September 2012, the Pyidaungsu Hluttaw approved an expansion of the office from two ministries into six to improve efficiencies on ongoing peace processes, preparations for the 2013 Southeast Asian Games and Burma's hosting of the 2014 ASEAN Summit.

[5] On 9 January 2013 Thein Sein appointed deputy Minister of Information Ye Htut as his office's first official spokesperson.

She played a vital role in Myanmar's transition from military junta to partial democracy in the 2010s and won the 2020 elections but on 1 February 2021, she was detained by the military during the 2021 Myanmar coup d'état.

[3] Thein Sein has appointed several presidential advisory board during his term, including economics, legal, education, and religious affairs committees.

[8] On 18 June 2014, the team was expanded to include religious affairs advisors, led by Myint Maung and Sein Win Aung, a former ambassador who is the father-in-law of Thein Sein's daughter.