The party delegates re-elected Sipilä unanimously on Saturday during the party council in Turku.
They also re-elected Timo Laaninen the party secretary. Laaninen is holding the position since 2010.
Former minister Anu Vehviläinen has been elected the vice-chairman in the new committee.
Incumbent Vice-Presidents Juha Rehula and Annika Saarikko are also included in the new committee by securing 1,304 and 1,237 votes respectively.