| Business | Phone |
| Adho Portable Toilets Llc 301 Saddler Rd, Grasonville 21638 | (410) 827-5050 |
| Kent Sanitation 307 Saddler Rd, Grasonville 21638 | (410) 758-1901 |
| Map Portable Toilets Llc 105 Oak Dr, Grasonville 21638 | (410) 827-7047 |
| Mat Portable Toilets 105 Oak Dr, Grasonville 21638 | (410) 827-8243 |