The charity 's Citizens pricing network has warned consumers to use caution when considering low energy prices . The charity said 13 firms offering attractive prices had gone bust since November 2018 , warning that there was a dramatic gap in customer service prices between different suppliers . Nabuh Energy , Utilita and Toto were listed as the three worst energy companies in the charity 's latest quarterly report .
The UK's Citizens Advice network has warned consumers to use caution when considering low energy tariffs. The charity said 13 firms offering attractive prices had gone bust since November 2018, warning that there was a dramatic gap in customer service standards between different suppliers. Nabuh Energy, Utilita and Toto were listed as the three worst energy companies in the organisation's latest quarterly rankings.