1st Source Corporation is a bank holding company headquartered in South Bend, Indiana that provides a broad array of financial products and services through its subsidiaries. Its banking subsidiary, 1st Source Bank, operates 78 banking centers across 19 counties in Indiana and Michigan and in Sarasota County, Florida, delivering commercial and consumer banking, trust and wealth advisory, insurance, and specialized financing services. The Specialty Finance Group maintains 15 locations nationwide and focuses on financing for construction equipment, aircraft, and various vehicle types for fleet customers. 1st Source Insurance, Inc. runs thirteen offices that place property and casualty, individual and group health, and life insurance for individuals and businesses. As of December 31, 2025 the company reported consolidated total assets of $9.06 billion, total loans and leases of $7.05 billion, total deposits of $7.23 billion and total shareholders equity of $1.27 billion.

The company generates revenue primarily from interest earned on its loan and lease portfolio, which includes commercial loans, consumer loans, and specialty finance loans. Interest income is complemented by service charges on deposit accounts, treasury management fees, and payment processing revenues. Wealth management and trust activities produce fee based income from investment advisory, custodial services and retirement plan administration. Insurance operations generate commissions from property and casualty, health and life policies sold through 1st Source Insurance offices and bank branches. Additional contributions come from lease financing fees, equipment financing spreads and other ancillary banking services.

1st Source Corporation competes with regional banks, national bank holding companies, credit unions, and non bank financial service providers in its Midwest and Florida markets. The company differentiates itself through a strong local reputation built over decades, personalized client service and a full suite of banking, wealth management and insurance products. Its convenience is supported by a broad branch network, a robust digital banking platform and a specialized finance division that serves equipment and transportation niches. These strengths allow 1st Source to attract and retain customers who value relationship based banking and tailored financial solutions.

The company serves individual consumers who use checking and savings accounts, mortgages, credit cards and personal loans through its retail banking channels. Small and medium sized businesses rely on 1st Source for commercial loans, lines of credit, treasury management, merchant services and equipment financing. Agricultural clients obtain financing for farm operations, land purchases and equipment through the bank’s agribusiness lending desk. Corporate entities access larger scale commercial real estate loans, syndicated financing and structured capital solutions. The trust and wealth advisory division works with individual, estate and trust, corporate and not for profit clients, including employee benefit plans and charitable foundations. Insurance policies are sold to individuals, families and businesses seeking property, casualty, health and life coverage.