QCR Holdings, Inc. is a multi-bank holding company. The Company serves the Quad Cities, Cedar Rapids, Waterloo/Cedar Falls, Des Moines/Ankeny and Springfield communities through four wholly owned banking subsidiaries (Banks), Quad City Bank & Trust (QCBT), Cedar Rapids Bank & Trust (CRBT), Community State Bank (CSB) and Guaranty Bank (GB), which provides full-service commercial and consumer banking and trust and asset management services. The Company's principal business consists of attracting deposits and investing those deposits in loans/leases and securities. The Company engages in direct financing lease contracts and equipment financing agreements through m2 Equipment Finance, LLC (m2), a wholly owned subsidiary of QCBT. The Company also engages in wealth management services through its banking subsidiaries. The Company provides a range of commercial and retail lending/leasing and investment services to corporations, partnerships, individuals, and government agencies.