| Business | Phone |
| Union Sheet Metal 4435 Lee Rd, Cleveland 44128 | (216) 475-8720 |
| Tri-C Sheet Metal Inc 3378 W 137th St, Cleveland 44111 | (216) 252-0673 |
| Custom Metal Fabricators Inc 3160 W 33rd St, Cleveland 44109 | (216) 651-3171 |
| Sheet Metal Fabricating 22053 Aurora Rd, Cleveland 44146 | (216) 587-2800 |
| Slm Inc 3148 W 32nd St, Cleveland 44109 | (216) 651-0666 |
| Smacna 6058 Royalton Rd, Cleveland 44133 | (440) 877-3500 |
| Franck & Fric Inc 7919 Old Rockside Rd, Cleveland 44131 | (216) 524-4451 |
| S & D Architectural Metals 12955 York Delta Dr, Cleveland 44133 | (440) 582-2560 |
| P & L Industries 9916 Broadway Ave, Cleveland 44125 | (440) 546-0664 |
| Miller Sheet Metal & Furnace 27056 Sprague Rd, Cleveland 44138 | (440) 235-4613 |