| Business | Phone |
| Clopay Building Products Co 8585 Duke Blvd, Mason 45040 | (513) 770-4800 |
| Reliance Medical Products Inc 3535 Kings Mills Rd, Mason 45040 | (513) 398-3937 |
| Respiratory Care Resources 4824 Socialville Foster Rd, Mason 45040 | (513) 459-9200 |
| Tekmar Co 4736 Socialville Foster Rd, Mason 45040 | (513) 229-7000 |