Control Systems & Regulators (Wholesale) in Sheffield, South Yorkshire
| Name & Address | Phone # | Website |
| Heeley Instruments Ltd 13 Croft Drive, Sheffield, South Yorkshire S36 9NE | 01226 764730 |  |
| Honeywell Unit 2/President Buildings, Sheffield, South Yorkshire S4 7UQ | 0114-286 0910 | |
| Riverside Automation Ltd 61 Wostenholm Road, Sheffield, South Yorkshire S7 1LE | 0114-255 5500 | |
