- twitter.com MassConventionmassconvention.com. Joined March 2009.
- twitter.com massblackexpo/status/…(MCCA) as our John Putnam Trailblazer Sponsor for the Mass Black Expo! Learn more about them by visiting https://massconvention.com.
- twitter.com BCGParkingmassconvention.com/about-us/bosto… Joined July 2010.
- twitter.com artfullyliving. @MassConvention. is looking for artwork by South Boston artists to be displayed from November - February as part of its series of neighborhood art exhibitions.
- twitter.com CurryKitchen1We're thankful for partners like @MassConvention who put so much into making this holiday week special for others!https...
- twitter.com fortpointer?lang=no@MassConvention. (MCCA) as our John Putnam Trailblazer Sponsor for the Mass Black Expo!