| Business | Phone |
| Earle W Bauer 703 Andover Rd, Linthicum Hts 21090 | (410) 761-1540 |
| Colt Commercial Contracting 2 Colonial Dr, Linthicum Hts 21090 | (410) 789-1895 |
| E I Kane Construction Inc 821 Oregon Ave # J, Linthicum Hts 21090 | (410) 837-6200 |
| H & R Contractors Inc 502 Southwell Rd, Linthicum Hts 21090 | (410) 789-2436 |
| Heffner & Weber 856 Elkridge Landing Rd, Linthicum Hts 21090 | (410) 691-5151 |
| Klj Contracting Linthicum Hts 21090 | (410) 636-4620 |
| Martin Construction 509 Cleveland Rd, Linthicum Hts 21090 | (410) 694-0214 |
| Mid'Atlantic Cable Instlltn 815 Central Ave, Linthicum Hts 21090 | (410) 789-4454 |
| Pantech Construction Bwi Airport, Linthicum Hts 21090 | (410) 694-0326 |
| Pdi-Sheetz Construction Corp 829 Central Ave, Linthicum Hts 21090 | (410) 789-1370 |
| Riparius Construction 1717 W Nursery Rd, Linthicum Hts 21090 | (410) 684-3367 |
| W & K Contractors Inc 626 N Hammonds Ferry Rd, Linthicum Hts 21090 | (410) 922-2979 |