The Alewife Transportation Management Association (TMA) is a 501(c4) non-profit organization.

Alewife Transportation Management Association is a partnership between businesses, developers, and residential buildings who join together to reduce traffic congestion and air pollution, as well as improve transportation options in the Alewife area.

The TMA addresses a variety of needs including: traditional commuting from the suburbs into Cambridge, reverse commuting--from Cambridge to suburban areas, and non-commuting trips around the area.

Funding for the TMA comes from its members and other sources.


Membership in Alewife TMA is open to any public or private business, educational institution, or residential complex in the Alewife service area. Contact the Alewife TMA for more information on membership.

When you join the Alewife TMA you become part of an organization that is working to improve the quality of life in the region where your employees work or your tenants live. The TMA can serve your business by helping you to recruit and retain valuable employees. By providing commuter planning and transportation options that reduce reliance on driving alone, you can save your employees money while reducing their stress level. Developers can attract tenants by offering valuable commuter services. Everyone benefits when traffic congestion from automobiles on the roadway is reduced and air quality is improved with less-polluting travel options.

Founded in 1990, TransAction Associates has been providing consulting services to companies across the United States. We are a nationally certified Women Business Enterprise (WBE) and Disadvantaged Business Enterprise (DBE). Our mission is to deliver a standard of excellence to every project that conveys our core values of dedication, honesty and integrity. Using unique and innovative strategies, we build strong relationships with our clients and work collaboratively with them to achieve the best results.

The quality of our work and dedication of our staff have been the basis of our excellent reputation. We provide the latest skills and technology in surveying, data analysis, web-based ridematching ( and Emergency Ride Home programs, as well as expertise in Transportation Demand Management, marketing, shuttle services and transit planning.