Alternate Concepts, Inc. (ACI) is a transit management company within the

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 U.S. state, states, a Washington, D.C., federal district, five ma ...

. It is currently headquartered in

Boston Boston (), officially the City of Boston, is the capital city, state capital and List of municipalities in Massachusetts, most populous city of the Commonwealth (U.S. state), Commonwealth of Massachusetts, as well as the cultural and financ ...

Massachusetts Massachusetts (Massachusett language, Massachusett: ''Muhsachuweesut assachusett writing systems, məhswatʃəwiːsət'' English: , ), officially the Commonwealth of Massachusetts, is the most populous U.S. state, state in the New England ...

and provides services to four rail authorities. Between 2003 and 2014, ACI also operated the

Massachusetts Bay Transportation Authority The Massachusetts Bay Transportation Authority (abbreviated MBTA and known colloquially as "the T") is the public agency responsible for operating most public transportation services in Greater Boston, Massachusetts. The MBTA transit network i ...

's commuter rail system. Additionally, Alternate Concepts is planned to operate

MTA Maryland The Maryland Transit Administration (MTA) is a state-operated mass transit administration in Maryland, and is part of the Maryland Department of Transportation. The MTA operates a comprehensive transit system throughout the Baltimore-Washin ...

's Purple Line.

History

Alternate Concepts was founded in 1989 by three former employees of the Massachusetts Bay Transportation Authority, James F. O’Leary, Richard Brown and Jane Daly.

Operations

Alternate Concepts currently manages and operates the following rail services: * Current ** CTrail Hartford Line (a joint venture between ACI and TransitAmerica Services) ** RTD Commuter Rail **

Tren Urbano The ''Tren Urbano'' ( English: Urban Train) is a fully-automated rapid transit system that serves the municipalities of San Juan, Guaynabo, and Bayamón, in Puerto Rico. The Tren Urbano consists of 16 stations operating on of track along ...

Valley Metro Rail Valley Metro Rail (styled as METRO) is a light rail line serving the cities of Phoenix, Tempe, and Mesa in Arizona, USA. The network, which is part of the Valley Metro public transit system, began operations on December 27, 2008. In , the ...

* Former **

MBTA Commuter Rail The MBTA Commuter Rail system serves as the commuter rail arm of the Massachusetts Bay Transportation Authority's transportation coverage of Greater Boston in the United States. Trains run over of track to 141 different stations, with 58 statio ...

* Future ** MTA Maryland Purple Line

References

{{US-rail-company-stub Railway companies of the United States Massachusetts railroads Railway companies established in 1989 1989 establishments in Massachusetts