| Business | Phone |
| Chemical Solutions Ltd 273 Mulberry Dr # 9, Mechanicsburg 17050 | (717) 697-7536 |
| Cocciardi & Assoc 4 Kacey Ct, Mechanicsburg 17055 | (717) 766-4500 |
| Groundwater Services Intl Inc 443 Mccormick Rd # 5, Mechanicsburg 17055 | (717) 691-9799 |
| Scholar Marketing Mechanicsburg 17055 | (717) 766-1449 |