Utility Warehouse is owned by Telecom Plus, which was founded in 1996 to offer consumers calling alternatives to save money on landline phone calls.
It acts as a single supplier for households' energy, broadband, mobile and insurance services with the idea being that the more services you switch, the more money you'll save.
Utility Warehouse also offers a UW cashback card which gives customers the chance to earn 10% cashback on purchases from retailers like Sainsbury's and Marks & Spencer.
In the 2023 Uswitch Energy Awards, Utility Warehouse was voted as the supplier with the best value for money on the energy service its customers receive. It also came second in the Best Overall Customer Service category.
In previous years, it has also won in categories including Most Likely to Recommend and Best Rewards.
As of July 2023, Utility Warehouse has a TrustPilot score of 4.2, with most reviews focusing on excellent customer service.
Utility Warehouse does have a mobile app to help customers manage their account.
Customers with Utility Warehouse can get a free upgrade to a smart meter if they don't already have one. There may be a wait until engineers are free in their area, but customers are encouraged to take the first step by registering their interest on the supplier's website.
Utility Warehouse doesn't offer an extensive suite of energy efficiency products, but customers can get a discount on a new boiler provided and installed by one of the supplier's partners.
The energy market is challenging and unpredictable at the moment and there is a certain level of risk to some suppliers - find out why in our energy market Q&A guide.
Find out which suppliers have increased or decreased their energy prices and how that affects your energy bills in 2023.Learn more