| Business | Phone |
| A E Ehrke & Co 31100 Bainbridge Rd, Cleveland 44139 | (440) 248-9400 |
| Applied Automation Inc 501 Bradley Rd, Cleveland 44140 | (440) 892-4664 |
| Arthur L Yurek Inc 16945 Woodbury Ave, Cleveland 44135 | (216) 251-4905 |
| Bsk Industries 4807 Rockside Rd # 370, Cleveland 44131 | (216) 520-2021 |
| Veritas Industrial Control Llc 6818 Bramblewood Ln, Cleveland 44143 | (440) 720-0050 |
| Wadsworth Slawson Northeast 1792 E 40th St, Cleveland 44103 | (216) 391-7263 |
| Comfort Systems Usa 15828 Industrial Pkwy, Cleveland 44135 | (216) 362-0200 |
| Control Associates Inc 24381 Aurora Rd # B6, Cleveland 44146 | (440) 735-1293 |
| Control Master 4925 Galaxy Pkwy # M, Cleveland 44128 | (216) 595-6990 |
| Excel Automation 9471 Greystone Pkwy, Cleveland 44141 | (440) 526-7558 |
| Siemens Building Technologies 7680 Hub Pkwy, Cleveland 44125 | (216) 447-1343 |
| Simco Controls 4 Corporation Ctr, Cleveland 44147 | (440) 838-0893 |
| Hanmer Hanmer & Noyer 25870 Detroit Rd, Cleveland 44145 | (440) 835-2900 |
| Industrial Measurement-Control 9901 Beechwood Dr, Cleveland 44133 | (440) 877-1140 |
| Instrument Service & Equipment 10100 Royalton Rd, Cleveland 44133 | (440) 237-3200 |
| Integrated Mill Systems Inc 26291 Curtiss Wright Pkwy, Cleveland 44143 | (216) 731-0285 |
| Pay Teck 4900 Brookpark Rd, Cleveland 44134 | (216) 459-0353 |
| Karns Controls Inc 1382 W 9th St # 220, Cleveland 44113 | (216) 781-4977 |
| Northwest Controls Inc 305 Ken Mar Industrial Pkwy, Cleveland 44147 | (440) 838-1355 |
| Loy Instrument Inc 9532 Midwest Ave, Cleveland 44125 | (216) 581-5448 |
| Motion Control Components 2525 E Royalton Rd # 5, Cleveland 44147 | (440) 526-6511 |
| Makel Engineering Inc 15515 Neo Pkwy, Cleveland 44128 | (216) 587-4750 |