The firm employs 138 staff providing a full electrical substation design, construction and commissioning service up to 275kV. Last year it reported revenue of £20m generating a £1.1m pre-tax profit.

The addition of IDEC’s capabilities accelerates Keltbray’s growth plans in power network enhancement, renewable energy, energy storage and transport decarbonisation.

Darren James, chief executive officer at Keltbray, said: “The acquisition of IDEC is a further demonstration of the strategic focus of the Keltbray Group to develop its services in critical infrastructure markets.”

Phil Price, managing director of Infrastructure at Keltbray, added: “Our strategy to provide existing and new customers with a more integrated energy services platform has today taken a major step forwards.

“The acquisition of IDEC provides a significant enhancement to our power network, renewable energy, energy storage, water, industrial and transport decarbonisation capability.”