Alternate Concepts

Alternate Concepts, Inc.
Founded1989; 35 years ago (1989)
HeadquartersOne Liberty Square,
Boston, Massachusetts
,
United States
Websiteacitransportation.com

Alternate Concepts, Inc. (ACI) is a transit management company within the United States. It is currently headquartered in Boston, Massachusetts and provides services to four rail authorities.[1] Between 2003 and 2014, ACI also operated the Massachusetts Bay Transportation Authority's commuter rail system.[2] Additionally, Alternate Concepts is planned to operate MTA Maryland's Purple Line.[3]

  1. ^ "History | Alternate Concepts, Inc - Transit Management Systems". www.acitransportation.com. Retrieved 2021-04-02.
  2. ^ Reporter, Christian M. Wade Statehouse. "Guilty plea revives questions about Keolis' bid for commuter rail". Salem News. Retrieved 2021-04-02.
  3. ^ "Maryland reaches resolution for Purple Line project". International Railway Journal. 2020-11-30. Retrieved 2021-04-02.