Independent Bank Group, Inc. is a bank holding company. Through the Company's subsidiary, Independent Bank (the Bank), the Company provides a range of commercial banking products and services tailored to meet the needs of businesses, professionals and individuals. As of December 31, 2016, the Company operated 41 banking offices in the Dallas/North Texas area, the Austin/Central Texas area, and the Houston metropolitan area. The Company offers residential mortgages through its mortgage brokerage division. As a mortgage broker, the Company originates residential mortgages, which are sold into the secondary market shortly after closing. The Company also provides wealth management services to its customers, including investment advisory and other related services. The Company offers a range of commercial and retail lending products to businesses, professionals and individuals. Deposits are the Company's principal source of funds for use in lending and other general banking purposes.