| Business | Phone |
| B'Laster Chemical Cos Inc 8500 Sweet Valley Dr, Cleveland 44125 | (216) 901-5800 |
| Broco Products Inc 18624 Syracuse Ave, Cleveland 44110 | (216) 531-0880 |
| Taskem Inc 4639 Van Epps Rd, Cleveland 44131 | (216) 351-1500 |
| Du Pont De Nemours Ei & Co 9200 Midwest Ave, Cleveland 44125 | (216) 587-4154 |
| Sports Care Products Inc 4310 Cranwood Pkwy, Cleveland 44128 | (216) 663-8110 |
| Engelhard Corp 23800 Mercantile Rd, Cleveland 44122 | (216) 464-5710 |
| Ferro Corp 4150 E 56th St, Cleveland 44105 | (216) 641-8580 |
| Foseco Metallurgical Inc 20200 Sheldon Rd, Cleveland 44142 | (440) 826-4548 |
| Ge Lighting 1099 Ivanhoe Rd, Cleveland 44110 | (216) 266-4612 |
| Research Organics Inc 4353 E 49th St, Cleveland 44125 | (216) 883-8025 |
| Premier Chemicals 7251 Engle Rd # 415, Cleveland 44130 | (440) 234-4600 |
| Ques Industries Inc 5420 W 140th St, Cleveland 44142 | (216) 267-8989 |
| Ppg Industries Inc 23000 Saint Clair Ave, Cleveland 44117 | (216) 486-5300 |
| Pavco Inc 4450 Cranwood Pkwy, Cleveland 44128 | (216) 332-1000 |
| Om Group Inc 127 Public Sq # 1500, Cleveland 44114 | (216) 781-0083 |
| K & E Chemical Co 3960 E 93rd St, Cleveland 44105 | (216) 341-0500 |
| Northern Chemical Blending 360 Literary Rd, Cleveland 44113 | (216) 781-7799 |
| Noveon Inc 9911 Brecksville Rd, Cleveland 44141 | (216) 447-5000 |
| Kindt-Collins Co 12651 Elmwood Ave, Cleveland 44111 | (216) 252-4122 |
| Ldc Inc 3748 E 91st St, Cleveland 44105 | (216) 641-9366 |
| Nanofilm Limited 10111 Sweet Valley Dr, Cleveland 44125 | (216) 447-1199 |
| Mid-America Chemical Corp 4701 Spring Rd, Cleveland 44131 | (216) 749-0100 |
| Mineral Met Inc 7700 Bessemer Ave, Cleveland 44127 | (216) 641-3555 |
| Mc Gean Inc 2910 Harvard Ave, Cleveland 44105 | (216) 441-4900 |