HDA Accounting Group is a regional accounting firm in the Denver Colorado area that provides a wide variety of accounting, tax and financial management services. Our clients are located in towns like Denver, Centennial, Littleton, Englewood, Cherry Hills, Highlands Ranch, Parker, Grand Junction, Montrose, Delta, and more. We service clients in Denver County, Jefferson County, Arapahoe County, Mesa County, Montrose County, Delta County, Douglas County.