Prior to its completion of a major corporate acquisition, Middlefield Banc Corp. operated as a growing regional financial institution with total assets exceeding $1.3 billion, managing over 20 full-service banking centers and specialized financial offices distributed across multiple strategic markets in Ohio. Following its subsequent merger integration into Farmers National Banc Corp., the combined entity expanded its total asset base to over $7.4 billion with dozens of branches across Ohio and Pennsylvania.