| Business | Phone |
| Ses Enterprises 1930 Greenspring Dr, Timonium 21093 | (410) 560-9074 |
| Signsations Inc 1941 Greenspring Dr, Timonium 21093 | (410) 453-9003 |
| Century Sign Co Inc 101 Longridge Ct, Timonium 21093 | (410) 561-9141 |
| Fastsigns 1518 York Rd, Timonium 21093 | (410) 825-1212 |