Three firms investigated over government retrofit jobs in £44m fraud probe

By Tom Lowe2026-04-22T12:00:00

Serious Fraud Office has arrested four people in connection with alleged fraud on failed ECO 4 scheme

The Serious Fraud Office has launched an investigation into three businesses suspected of defrauding energy companies of at least £44m of public money through a failed government retrofit scheme.

Cannock-based Warmfront, Sheffield-based JJ Crump, and Fareham-based South Coast Insulation Services are all under investigation by the SFO in connection with projects on the ECO4 scheme between 2022 and 2024.

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