First Financial Bancorp. operates as a mid-sized regional bank holding company, delivering a comprehensive suite of financial services through its principal subsidiary, First Financial Bank. The company's business model is centered on traditional community and commercial banking, generating revenue primarily through net interest income from its loan and lease portfolios, alongside non-interest income from service fees and wealth management. Its core business lines include Commercial Banking, Retail Banking, Investment Commercial Real Estate, Mortgage Banking, Commercial Finance, and Wealth Management. Geographically, First Financial maintains a strong Midwest footprint with over 130 full-service banking centers concentrated in Ohio, Indiana, Kentucky, and Illinois, while its commercial finance division lends to targeted industry verticals on a nationwide basis. The bank has consistently expanded its market presence and asset base through strategic acquisitions, including the recent purchases of BankFinancial Corporation in Chicago and Westfield Bank in Northeast Ohio. Competitively, First Financial leverages its long-standing community ties and robust capital position to compete effectively against both large national banks and smaller community institutions in the Midwest region.