Below is a partial list of the public officials and civic leaders from Massachusetts who have signed the 21st Century Transportation Principles to reform America’s transportation system for the needs and opportunities of the future.

Congressman John Olver State Representative Bill Bowles State Senator Sonia Chang-Diaz State Representative State Senator Patricia Jehlen State Representative Jason Lewis State Senator Michael O. Moore State Representative State Senator Anthony Petruccelli State Representative Carlo Basile State Senator James E. Timilty State Representative Timothy Toomey State Senator Cynthia Stone Creem State Representative Katherine Clark State Senator Bob Hedlund State Representative Jeffrey Sanchez State Senator Sal DiDomenico State Representative Mark Falzone State Representative William Brownsberger Mayor Mary Clare Higgins (Northampton) State Representative Carl Sciortino Mayor Joseph Curtatone (Somerville) State Representative Matt Patrick Mayor Michael J. Sullivan (Holyoke) State Representative Mayor Edward "Bud" Caulfield (Lowell) State Representative Jay Kaufman Mayor William F. Scanlon, Jr. (Beverly) State Representative John Keenan Mayor Thomas Ambrosino (Revere) State Representative Steven D'Amico Mayor Edward J. Gibson (West Springfield) State Representative Christine Canavan Mayor Michael A. Tautznik (Easthampton) State Representative Peter Kocot Mayor James M. Ruberto (Pittsfield) State Representative Barbara L'Italien Mayor Lisa A. Wong (Fitchburg) State Representative John Scibak Mayor Joe O’Brien (Worcester) State Representative Mary Grant Vice Mayor Henrietta Davis (Cambridge) State Representative Town Councilor Danielle Letourneau State Representative Alice Wolf (Greenfield - Precinct 6) State Representative Linda Dorcena Forry State Representative Martha M. Walz State Representative Lori A. Erlich State Representative Cory Atkins State Representative Frank Smizik

National Organizations Apollo Alliance Environmental Defense Free Congress Foundation Friends of the Earth National Resource Defense Council Reconnecting America Sierra Club Smart Growth America