| Business | Phone |
| All Metal Sales Inc 29260 Clemens Rd, Cleveland 44145 | (440) 617-9403 |
| Arc Drilling-Dynamic Inc 4800 Warner Rd, Cleveland 44125 | (216) 441-1448 |
| Research 2000 Inc 30047 Persimmon Dr, Cleveland 44145 | (440) 835-4610 |
| Orbital Research Co 11000 Cedar Ave, Cleveland 44106 | (216) 791-6749 |