Instrumentation Services in Stockton-on-Tees, Cleveland
| Name & Address | Phone # | Website |
| Hydrasun Ltd 61h Lord Avenue, Stockton-on-Tees, Cleveland TS17 9JX | 01642 750405 |  |
| John Hemy (Systems) Ltd BT Unit 50 Dukesway, Stockton-on-Tees, Cleveland TS17 9LT | 01642 769440 | |
| Spenart Controls 21 Yarm Road, Stockton-on-Tees, Cleveland TS18 3NJ | 01642 615505 |  |
| UK Instruments & Controls Unit 3B, Stockton-on-Tees, Cleveland TS21 4AJ | 01740 629329 | |
