Which Business Energy Suppliers Have Gone Bust in the UK?

What Business Owners Need to Know

Over the past few years, the UK energy market has seen a wave of supplier collapses—many of which served both domestic and business customers. While most media coverage focuses on households, the impact on UK businesses has been just as significant, if not more so.

In this blog, Scalex Technology explains:

  • Which business energy suppliers have gone bust
  • Why it’s happening
  • What to do if your supplier fails
  • How to protect your business in a volatile market

Why Are Energy Suppliers Going Bust?

Several factors have caused over 30 UK energy suppliers to go bust since 2021:

  • 📈 Rising wholesale gas prices
  • Price cap restrictions (mainly affecting domestic tariffs)
  • 🔁 Poor financial resilience or mismanagement
  • 💼 Small suppliers overexposed to price volatility
  • 💸 Lack of hedging strategies to manage market swings

While some failed suppliers only served residential customers, many also supplied small and medium-sized businesses.

List of UK Energy Suppliers That Have Gone Bust (Including Business Providers)

Here are some notable UK energy suppliers that served business customers and have ceased trading since 2025:

Supplier NameDate Ceased TradingNotes
CNG EnergyNovember 2025Major B2B supplier; caused widespread impact on SMEs
Axis EnergyDecember 2025Business-focused, ceased trading silently
Bluegreen EnergyNovember 2025Supplied both domestic and commercial users
PFP EnergySeptember 2025Supplied small businesses and homes
Utility PointSeptember 2025Offered competitive SME rates
Green Network EnergyJanuary 2025Supplied both homes and businesses
Ampower UKNovember 2025Had commercial clients across UK regions
MA EnergyNovember 2025Focused solely on business energy supply
Go Effortless EnergyJanuary 2025Supplied some small businesses

This is not an exhaustive list—many smaller providers exited the market quietly, and Ofgem reassigned their customers.

What Happens If Your Business Energy Supplier Goes Bust?

If your energy supplier collapses:

  1. Don’t panic – your gas and electricity supply will not be interrupted.
  2. Ofgem will appoint a new supplier under its Supplier of Last Resort (SoLR) scheme.
  3. The new supplier may not honour your old contract or rates—especially if you had a fixed deal.
  4. You’ll be placed on a “deemed” or variable tariff, which could be more expensive.
  5. You are free to switch suppliers once your account is transferred.

What You Should Do if Your Supplier Has Gone Bust

Take a meter reading immediately
Download old bills or account statements
Wait for your new supplier to contact you
Compare new tariff offers—you’re not obligated to stay
Contact Scalex Technology to help you switch quickly and avoid overpaying

How to Protect Your Business from Future Collapses

To minimise disruption and cost, follow these steps:

1. Use Trusted Suppliers

Work with energy providers that have a strong financial rating and a history of supporting business clients.

2. Avoid Overly Cheap Tariffs

If a deal looks too good to be true, it probably is. Many collapsed suppliers underpriced their contracts unsustainably.

3. Work with an Energy Consultant

Scalex Technology monitors market risks and only works with vetted suppliers. We negotiate on your behalf and provide switching support in the event of a supplier failure.

How Scalex Technology Can Help

At Scalex Technology, we provide:

  • Independent supplier comparisons
  • Contract protection strategies
  • Help with switching after a collapse
  • Smart metering and usage monitoring tools
  • Emergency support for disrupted businesses

Whether you’re renewing, switching, or simply seeking advice—we’re here to ensure your energy supply is stable and your costs stay controlled.

⚡ Has Your Energy Supplier Gone Bust?

Contact Scalex Technology for free support and alternative tariff options. We’ll help you navigate the transition smoothly and make sure your business doesn’t pay more than it should.

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