| Business | Phone |
| Entech Engineering Inc 500 N Centre St # 101a, Pottsville 17901 | (570) 628-5655 |
| I & I Engineering Inc 1262 Laurel Blvd, Pottsville 17901 | (570) 622-1602 |
| Lehigh Engineering Llc 200 Mahantongo St, Pottsville 17901 | (570) 628-2300 |
| Stackhouse Seitz & Bensinger Pottsville 17901 | (570) 628-4049 |
| Rettew Associates Inc 101 E Union St, Pottsville 17901 | (570) 622-8222 |