| Business | Phone |
| Xenergy Inc 8978 Elsmere Dr, Cleveland 44130 | (440) 842-3454 |
| Usra Inc Cleveland 44113 | (216) 241-1828 |
| Vacuum Energy Inc 13125 Shaker Sq, Cleveland 44120 | (216) 991-7000 |
| Creative Resources 9449 Brookpark Rd, Cleveland 44129 | (216) 929-0095 |
| Diversified Resources 29425 Chagrin Blvd # 300, Cleveland 44122 | (216) 591-0061 |
| Employers Resource Council 6700 Beta Dr, Cleveland 44143 | (440) 684-9700 |
| Emprep Associates Inc 20800 Center Ridge Rd # 316, Cleveland 44116 | (440) 333-9855 |
| Flex-Tech Resources 7615 Bond St, Cleveland 44139 | (440) 439-1515 |
| Focused Resources Inc 42 Alpha Park, Cleveland 44143 | (440) 720-0762 |
| Resource One 24381 Aurora Rd, Cleveland 44146 | (440) 735-4925 |
| Great Lakes Resources 5620 Broadway Ave, Cleveland 44127 | (216) 641-2400 |
| H R Resources Inc 6000 Freedom Square Dr, Cleveland 44131 | (216) 901-6476 |
| Reduced Energy Specialist 3865 Russett Dr, Cleveland 44147 | (440) 526-9086 |
| Hudson Global Resources 6001 Royalton Rd, Cleveland 44133 | (440) 457-4700 |
| Innovative Resources Intl Corp 25201 Chagrin Blvd, Cleveland 44122 | (216) 856-4725 |
| International Resource Mgmt 23200 Chagrin Blvd, Cleveland 44122 | (440) 505-0333 |