| Company | Headquarters / Registered Office | Nature of Business | Rank | Map |
| METRON ELEDYNE LIMITED |
ST PETERS CHAMBERS, 2 BATH STREET, GRANTHAM LINCOLNSHIRE NG31 6EG |
3120 - Manufacture electricity distribution etc. |
0.0381 | |
| GARY MASON TECHNOLOGIES LIMITED |
28 DUDLEY STREET GRIMSBY NORTH EAST LINCOLNSHIRE DN31 2AB |
0.037 |
| Level 1 |
Manufacturing |
| Level 2 |
Manufacture of electrical equipment |
| Level 3 |
Manufacture of electric motors, generators, transformers and electricity distribution and control apparatus Manufacture of wiring and wiring devices Manufacture of electric lighting equipment Manufacture of domestic appliances |
| Level 5 |
Manufacture of electricity distribution and control apparatus |