45. firmus energy*
- Chief executive: Michael Scott
- Pre-tax profit: £10.73m
- Employment: 103
- Pay bill: £4.2m
Deka Energy Associates is the natural gas, supply and distribution, parent company which owns firmus energy (distribution) and firmus energy (supply).
The purchase of firmus energy was completed at the end of June 2014 at a cost of £78.4m.