Montgomery Village, Maryland

The 220th Military Police Brigade is a former military police brigade of the United States Army, which was headquartered in Gaithersburg, Maryland. It was Reserve Component formation of the U.S. Army Reserve. First activated in 1959, the brigade was a part of the reserves for the first 40 years of its existence, and never participated in any conflicts or wars of the 20th century. Its headquarters moved around several places until coming to Gaithersburg in 1970, where it remained until its inactivation. The brigade was activated into the active duty force for one year from early 2003 until early 2004 to participate in the initial invasion and occupation of Iraq, Operation Iraqi Freedom. After this deployment, the brigade was again placed in reserve and commanded units in readiness exercises for other large U.S. combat formations preparing to deploy in support of U.S. operations worldwide. It was reorganized as the 200th Military Police Command on 1 March 2006.

The United States Army Reserve Legal Command (USARLC) is headquartered in Gaithersburg, Maryland, and was activated on 16 September 2009. It is part of United States Army Reserve Command.

Mother of God School (MOG) is a Catholic, coeducational private school located in Gaithersburg, Maryland. The school currently enrolls students in pre-kindergarten through 8th grade. It is affiliated with the Roman Catholic Archdiocese of Washington and the Mother of God Community, which was responsible for the school's founding. It is located across the street from the St. John Neumann Roman Catholic Church, but is not officially connected to the parish. The school recently celebrated its 35th anniversary.

Watkins Mill High School is located in Gaithersburg, an incorporated city in Montgomery County, Maryland. The school is named after the Watkins family, who owned a mill on the property. The school's colors are orange and blue. Watkins Mill is home to such programs as the International Baccalaureate Program, PLTW, and Academy of Finance. Watkins Mill is part of the Montgomery County Public Schools system. The principal is Carol Goddard. The school opened in 1989 at 269,706 ft² with a 28,140 ft² addition in 1994 and a 3,733 ft² in 1999 with 300 ft² of renovation. The school now encompasses 301,579 ft².

WMET (1160 AM) is a Gaithersburg, Maryland mediumwave (AM band) radio station serving the Washington, D.C. metropolitan area. Over several decades, it has gone through a number of radio formats, from progressive rock to all-comedy to a conservative talk-show format. Since May 3, 2010, it has been a Catholic religious radio station.WMET moved from 1150 kHz to 1160 kHz in 2003. Its transmitter is located in Gaithersburg, Maryland. WMET has a daytime transmitter power of 50,000 watts and a 1,500-watt directional signal at night.

Lakeforest Mall, formally the Lakeforest Regional Mall, also known as Lakeforest, is an abandoned enclosed shopping mall located in Gaithersburg, Maryland. The property is currently owned by WRS Inc. Real Estate Investments who is planning to redevelop the site. The mall closed to the public on March 31, 2023. The mall featured a food court, and until 2013, formerly a large children's play area at the center. Following the closure of three of its four anchor stores, JCPenney, Lord & Taylor, and Sears in 2019, Macy's remained as the mall's final remaining anchor store until 2023, with the rest of the mall closing shortly after. Following its closure, the mall is set to be demolished the following year at the soonest.

Flower Hill is a census-designated place in Montgomery County, Maryland, United States. It has a population of 14,108 as of its first recording in the 2020 census.

Montgomery County Airpark (IATA: GAI, ICAO: KGAI, FAA LID: GAI) is a U.S. public airport located three miles (5 km) northeast of the city of Gaithersburg, in Montgomery County, Maryland, United States.

The John A. Belt Building is a historic commercial building located at 227 East Diamond Avenue in Gaithersburg, Montgomery County, Maryland.

Gaithersburg station is a commuter rail station located on the Metropolitan Subdivision in downtown Gaithersburg, Maryland. It is served by the MARC Brunswick Line service; it was also served by Amtrak from 1971 to 1986. The former Baltimore and Ohio Railroad station building and freight shed, designed by Ephraim Francis Baldwin and built in 1884, are listed on the National Register of Historic Places as Gaithersburg B & O Railroad Station and Freight Shed. They are used as the Gaithersburg Community Museum.

The Thomas and Company Cannery is a historic building located at Gaithersburg, Montgomery County, Maryland. It is a one to two-story tall, free-standing, load-bearing brick rectangular structure composed of four discrete, structurally independent but contiguous elements, built between 1917 and 1918. An addition was constructed in 1956. It was the first and largest vegetable cannery in Montgomery County. The cannery was the primary employer in Gaithersburg, providing regular full and part-time employment for more than 200 people, and hundreds of additional jobs for migrant workers employed picking vegetables grown in the surrounding area. It closed in 1963, after fire damage.It was listed on the National Register of Historic Places in 1990.

GlobalStem, Inc. is a biotechnology company based in Rockville, Maryland. GlobalStem is a provider of laboratory products and services for the stem cell research community. The company is based in Rockville, Maryland and serves an international base of academic, private industry and government customers. The company was founded in 2006 by a team of stem cell researchers who desired to bring to market better quality and more standardized research tools. GlobalStem is engaged in collaborative and strategic partnerships with a number of major companies in the stem cell research field, and is a leading resource center to foster the advancement of human embryonic stem cell research. Globalstem, Inc. was acquired by Molecular Transfer, Inc. in 2009. In 2015, the newly organized company was rebranded as MTI-GlobalStem. MTI-GlobalStem was subsequently acquired by Thermo Fisher Scientific in late 2016.