| Business | Phone |
| Building Wreckers Local 1421 623 Main St, Woburn 1801 | (781) 933-1401 |
| Communications Workers-America 100 Tower Office Park # C, Woburn 1801 | (781) 937-9600 |
| Ibew 14 Montvale Ave, Woburn 1801 | (781) 935-3324 |
| Ibew 2 Rainin Rd, Woburn 1801 | (781) 937-9991 |