ADC was formed in November 1975, by Ahtna Inc. to pursue business opportunities that would enhance the economic well being of the Native shareholders of the region. From 1975 to 1994, ADC was active in numerous contracts and ventures providing services such as road maintenance, remote camp construction, security, hotel and remote camp catering, janitorial maintenance, housekeeping and real estate management.

ADC began to shift its course towards providing a wider base of services in November 1994, when the Small Business Administration certified it as a Tribal 8(a) company.

ADC's lead core business since 1975 has been Operations and Maintenance (O&M) with specialization in Department of Defense sites worldwide. The Information Technology and Records Management core businesses were added in 1997 forming the new growth aspect of the company. In addition, ADC continues to provide Civil and Environmental Construction Management Services. In 2000, ADC added the Artillery and Chemical Trainers - Life Cycle Contractor Support contract from the Program Executive Office - Simulation, Training, and Instrumentation headquartered in Orlando, Florida.

ADC is a highly respected services company that has been helping its clients achieve their goals for over 29 years. Financially strong and technologically confident, unmatched reputation for providing quality services has enabled ADC to grow and develop a solid network of talent partnership and technical infrastructure.

Buy Indian Act (FAR 52.226-1)

As an Indian-owned enterprise, ADC assists prime contractors in meeting the small, disadvantaged business enterprise (S/DBE) subcontracting goals on Department of Defense (DoD) contracts and on other public sector client contracts. (FAR 52.226-1) The Indian Incentive Program provides payment to the prime contractor of five (5%) percent on amounts subcontracted to a tribally owned organization or Indian-owned economics enterprise when authorized under the terms of the contract.