Colorado Department of Military and Veterans Affairs

St Mark Coptic Orthodox Church (Coptic: // transliteration: ti.eklyseya en.remenkimi en.orthodoxos ente fi.ethowab Markos) is one of the oldest Coptic Orthodox parishes to be established in North America. It is one of over 200 Coptic Orthodox Churches in the US.

Hindu Temple and Cultural Center of the Rockies in Centennial, Colorado is the major Hindu Temple in the Denver, Colorado region. The Hindu Society of Colorado was incorporated in 1984. During 1996-2015 the temple was located in a former church building in Littleton. The formally designed temple opened on July 3, 2015. with Prana Pratishtha on June 5–7, 2015. The temple membership grew to include 1,500 families in 2011. The temple is non-regional and non-sectarian.

Arapahoe Library District is a public library located in Arapahoe County, Colorado with branches in Centennial, Sheridan, Deer Trail, Byers, and unincorporated Arapahoe County. Outreach services and services to the Arapahoe County Detention Facility are also provided. It was established in April 1966 by action of the Arapahoe County Board of Commissioners and the Board of School District 26J, Deer Trail, to meet the needs of Arapahoe County residents in the unincorporated areas and the smaller towns and communities that did not receive library service. At that time, only the cities of Littleton, Englewood and Aurora provided library service to their residents.

The American Institute of Mining, Metallurgical, and Petroleum Engineers (AIME) is a professional association for mining and metallurgy, with over 145,000 members. The association was founded in 1871 by 22 mining engineers in Wilkes-Barre, Pennsylvania, and was one of the first national engineering societies in the country. The association's charter is to "advance and disseminate, through the programs of the Member Societies, knowledge of engineering and the arts and sciences involved in the production and use of minerals, metals, energy sources and materials for the benefit of humankind." It is the parent organization of four Member Societies, the Society for Mining, Metallurgy, and Exploration (SME), The Minerals, Metals & Materials Society (TMS), the Association for Iron and Steel Technology (AIST), and the Society of Petroleum Engineers (SPE). The organization is currently based in San Ramon, California.

Key Lime Air is a United States airline with corporate headquarters at Denver International Airport in Denver, Colorado, within the Denver metropolitan area. Established in 1997, Key Lime Air operates scheduled air service, various types of public and private charter (under its Denver Air Connection brand), and United Parcel Service cargo feeder operations.

Dove Valley is an unincorporated community and a census-designated place (CDP) located in and governed by Arapahoe County, Colorado, United States. The CDP is a part of the Denver–Aurora–Lakewood, CO Metropolitan Statistical Area. The population of the Dove Valley CDP was 5,640 at the United States Census 2020. The Dove Valley Metropolitan District provides services to the area, which lies in ZIP code 80112.

Centennial Airport (IATA: APA, ICAO: KAPA, FAA LID: APA) is a public use airport owned by the Arapahoe County Public Airport Authority in the Denver-Aurora metropolitan area, 15 nautical miles (17 mi, 28 km) southeast of downtown Denver, Colorado, United States. Located in Dove Valley, a census designated place in Arapahoe County, the airport's runways extend into Douglas County.

Downslope Distilling is a craft beverage distillery in Centennial, Colorado, United States.

Centennial is a home rule municipality located in Arapahoe County, Colorado, United States. The city population was 108,418 at the 2020 United States Census, making Centennial the 11th most populous municipality in Colorado. Centennial is a part of the Denver–Aurora–Lakewood, CO Metropolitan Statistical Area and the Front Range Urban Corridor.

Arrow Electronics is an American Fortune 500 company headquartered in Centennial, Colorado. The company specializes in distribution and value added services relating to electronic components and computer products. The company was ranked No. 109 in the 2023 FORTUNE 500 list of the largest United States corporations by total revenue. The company has also been recognized for 10 consecutive years at the top of its industry ranking on FORTUNE's “World’s Most Admired Companies” list.

Inverness is an unincorporated community and a census-designated place (CDP) located in and governed by Arapahoe County, Colorado, United States. The CDP is a part of the Denver–Aurora–Lakewood, CO Metropolitan Statistical Area. The population of the Inverness CDP was 2,226 at the United States Census 2020. The Inverness Metropolitan Improvement District and the Inverness Water & Sanitation District provide services to the area, which lies in ZIP code 80112.

Cherry Creek is an unincorporated community and a census-designated place (CDP) located in and governed by Arapahoe County, Colorado, United States. The CDP is a part of the Denver–Aurora–Lakewood, CO Metropolitan Statistical Area. The population of the Cherry Creek CDP was 11,488 at the United States Census 2020. The ZIP code 80111 serves the area.