Bank First Corporation Signs Definitive Agreement To Acquire Centre 1 Bancorp, Inc.

Bank First Corp BFC:

• BANK FIRST CORPORATION SIGNS DEFINITIVE AGREEMENT TO ACQUIRE CENTRE 1 BANCORP, INC.

• BANK FIRST CORP - DEAL VALUED AT ABOUT $174.3 MILLION

• BANK FIRST CORP - CENTRE SHAREHOLDERS TO RECEIVE 0.9200 SHARES OF BANK FIRST STOCK

• BANK FIRST CORP - CEO OF CENTRE, STEVE ELDRED TO JOIN BANK FIRST BOARD POST-MERGER