Energy Suppliers - Full A-Z list

Energy suppliers play a critical role in delivering electricity and gas to consumers. Understanding the landscape of energy suppliers is essential when making informed decisions about your energy provider.

Active Energy Supplier's in the UK

In total there are 22 'Active' energy supplier's operating in the UK today. Here is a full list of them:

Energy Supplier Status No. of Customers
British Gas Active 8,000,000
Co-Operative Energy Active 300,000
E Active 300,000
E.ON Active 5,600,000
EBICo Active 60,000
Ecotricity Active 200,000
EDF Energy Active 5,500,000
Fuse Energy Active New Supplier
Good Energy Active 184,000
100Green Active New Supplier
Home Energy Active New Supplier
Octopus Energy Active 7,700,000
Outfox the Market Active 100,000
Ovo Energy Active 4,000,000
Sainsbury's Energy Active -
Scottish Power Active 2,700,000
So Energy Active 300,000
Telecom Utility Warehouse Active 1,000,000
Tomato Energy Active 12,000
Tulo Energy Active New Supplier
Utilita Energy Active 800,000
Compare energy suppliers and switch to a cheaper deal today!
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Energy Supplier's who have ceased trading

During the energy crisis, a number of energy companies went bust. In the table below, we detail which companies went bust, how many customers were affected, where applicable, and which energy supplier those customers were ultimately moved to. Here is a full list of energy supplier's that are no longer trading.

Energy Supplier Status New Supplier No. of Customers
Affect Energy Ceased Trading Octopus Energy 22,000
Atlantic Ceased Trading - -
Avro Energy Ceased Trading Octopus Energy 580,000
Better Energy Ceased Trading PFP Energy -
Bluegreen Energy Ceased Trading British Gas 5,900
Breeze Energy Ceased Trading British Gas 18,000
Brilliant Energy Ceased Trading SSE -
Bristol Energy Ceased Trading British Gas 176,000
Boost Energy Ceased Trading OVO Energy 350,000
Bulb Energy Ceased Trading Octopus Energy 1,500,000
Colorado Energy Ceased Trading Shell Energy 15,000
Daligas Ceased Trading Shell Energy 9,000
Economy Energy Ceased Trading OVO Energy -
Engie Ceased Trading Octopus Energy 70,000
Enstroga Ceased Trading E.ON Next 6,000
Entice Energy Ceased Trading Scottish Power 5,400
ESB Energy Ceased Trading SO Energy -
Eversmart Energy Ceased Trading Utilita 29,000
Extra Energy Ceased Trading Scottish Power 108,000
first:utility Ceased Trading Shell Energy -
Flow Energy Ceased Trading Octopus Energy 230,000
Future Energy Ceased Trading Green Star Energy -
GB Energy Supply Ceased Trading Co-operative energy -
Gen4U Ceased Trading Octopus Energy 500
GnErgy Ceased Trading Bulb Energy 9,000
Go Effortless Energy Ceased Trading Octopus Energy 2,500
GoTo Energy Ceased Trading Shell Energy 22,000
Green Ceased Trading Shell Energy 255,000
Green Network Energy Ceased Trading EDF Energy 360,000
Green Star Energy Ceased Trading Shell Energy 200,000
Hub Energy Ceased Trading E.ON Next 6,000
Igloo Energy Ceased Trading E.ON Next 179,000
IRESA Limited Ceased Trading Octopus Energy 95,000
iSupply Ceased Trading EDF Energy 190,000
M&S Energy Ceased Trading Octopus Energy 60,000
Neo Energy Ceased Trading Octopus Energy 3,000
Neon Reef Ceased Trading British Gas 30,000
npower Ceased Trading E.ON Next 6,500,000
npower Select Ceased Trading E.ON Next 2,000,000
Oink Energy Ceased Trading Green Energy UK -
Omni Energy Ceased Trading Utilita 6,000
One Select Ceased Trading Together Energy 36,000
Orbit Energy Ceased Trading Scottish Power 65,000
Our Power Ceased Trading Utilita 31,000
People's Energy Ceased Trading British Gas 350,000
PFP Energy Ceased Trading British Gas 82,000
Powershop Ceased Trading E.ON Next -
Pure Planet Ceased Trading Shell Energy 235,000
Robin Hood Energy Ceased Trading British Gas 112,000
Simplicity Ceased Trading British Gas 50,000
Solarplicity Ceased Trading EDF Energy 7,500
Spark Energy Ceased Trading OVO Energy 290,000
SSE Ceased Trading OVO Energy 3,510,000
Southern Electric Ceased Trading OVO Energy -
Scottish Hydro Ceased Trading OVO Energy -
Shell Energy Ceased Trading Octopus Energy 1,300,000
Swalec Ceased Trading OVO Energy -
Symbio Energy Ceased Trading E.ON Next 48,000
Together Energy Ceased Trading British Gas 176,000
Tonik Ceased Trading Scottish Power 130,000
Toto Ceased Trading EDF Energy 134,000
Usio Energy Ceased Trading First Utility 7,000
Utility Point Ceased Trading EDF Energy 220,000
Yorkshire Energy Ceased Trading Scottish Power 74,000
Zebra Power Ceased Trading British Gas 14,800
Zog Energy Ceased Trading EDF Energy 11,700

Independent Energy Suppliers

Independent suppliers, also known as challenger brands, are smaller companies that have entered the market to provide alternative options for consumers. These suppliers offer competitive pricing, innovative tariffs, and often specialise in renewable energy.

By expanding the choices available, independent suppliers have brought increased competition to the energy market, giving customers more options to consider.

Renewable Energy Suppliers

Renewable energy suppliers focus on providing electricity generated from renewable sources such as wind, solar, hydro, or biomass. These suppliers prioritise sustainability and offer green energy tariffs for environmentally conscious consumers.

By choosing renewable energy suppliers, customers can actively contribute to reducing their carbon footprint and supporting the transition to a greener, more sustainable energy sector.

Understanding the different types of energy suppliers allows you to explore a range of options and consider factors such as pricing, customer service, and environmental impact when selecting the right supplier for your energy needs.


How to Compare Energy Suppliers

If you’re considering switching energy suppliers, it’s essential to understand the process and the potential benefits it can offer. Here’s a step-by-step guide to help you navigate the switch:

  1. Compare Options

Start by comparing different energy suppliers using the comprehensive table provided earlier in this guide. Consider factors such as pricing, customer reviews, renewable energy options, and additional services. Identify the suppliers that align with your preferences and requirements.

  1. Check Existing Contract Terms

Review your current energy contract to understand any terms, termination fees, or notice periods associated with switching suppliers. Make sure you are aware of any obligations or penalties before proceeding with the switch.

  1. Contact New Supplier

Once you’ve chosen a new energy supplier, get in touch with them to initiate the switching process. Provide them with the necessary details and discuss the desired start date for your new contract.

  1. Meter Readings

Provide meter readings to both your current and new supplier to ensure accurate billing during the transition. This will help avoid any discrepancies and ensure you are only charged for the energy consumed under each respective supplier.

  1. Finalise the Switch

Confirm the switch with your new supplier and ensure that all the necessary paperwork is completed. They will coordinate with your previous supplier to make the transition as smooth as possible.

  1. Review and Monitor

After the switch, carefully review your new contract terms, payment details, and any changes to your billing process. Monitor your energy usage and bills to ensure they align with your expectations, and address any discrepancies promptly.

Switching energy suppliers can potentially lead to cost savings, better customer service, and access to renewable energy options. However, it’s crucial to carefully assess your current contract and consider any fees or obligations associated with the switch. By following these steps and staying informed throughout the process, you can make a successful transition to a new energy supplier that better suits your needs.

Factors to Consider When Choosing an Energy Supplier

Choosing the right energy supplier is an important decision that can affect your energy costs, customer experience, and environmental impact. When evaluating energy suppliers, consider the following factors:

Pricing Structure

Review the pricing options offered by different suppliers. Assess whether they provide fixed-rate tariffs, which offer stable pricing over a set period, or variable tariffs, which may fluctuate with market conditions. Compare prices and consider any discounts or incentives available for new customers.

Customer Service and Support

Customer service plays a crucial role in your overall experience with an energy supplier. Research their reputation for responsiveness, availability, and helpfulness. Look for reviews or ratings that reflect their commitment to resolving customer queries and concerns promptly.

Renewable Energy Options

If sustainability is important to you, investigate the renewable energy options offered by each supplier. Some suppliers specialise in renewable energy and provide green energy tariffs sourced from renewable sources. Consider their commitment to reducing carbon emissions and supporting a cleaner energy future.

Contract Terms and Length

Examine the contract terms and length offered by different suppliers. Understand the duration of the contract and whether there are any exit fees or penalties for early termination. Ensure the contract aligns with your desired flexibility and long-term plans.

Supplier Reputation and Stability

Research the reputation and stability of energy suppliers. Look for established suppliers with a track record of reliable service and financial stability. Consider their market presence, customer reviews, and any industry recognition they have received.

By considering these factors, you can make a more informed decision when choosing an energy supplier that meets your specific needs and preferences. Remember to prioritise the factors that matter most to you and select a supplier that aligns with your energy goals and values.

Comparison of Energy Suppliers

When selecting an energy supplier, it’s important to compare and evaluate the different options available. Below is a detailed comparison of various energy suppliers, highlighting their key features, offerings, and customer benefits:

By examining this comparison, you can gain insights into the strengths and advantages of each energy supplier. Consider the following factors during your evaluation:

  • Pricing: Compare the tariffs and pricing structures offered by each supplier. Look for competitive rates, fixed or variable options, and any discounts or incentives available.
  • Customer Reviews: Read customer reviews and ratings to understand the level of customer satisfaction with each supplier's service, responsiveness, and support.
  • Renewable Energy Commitment: Evaluate the renewable energy options provided by suppliers that prioritise sustainable energy generation. Look for suppliers with a strong commitment to reducing carbon emissions.
  • Additional Services: Consider any extra services or benefits offered by energy suppliers, such as smart home solutions, energy-saving advice, or innovative technology integration.

Keep in mind that the right energy supplier for you depends on your individual needs, preferences, and priorities. Our energy comparison service serves as a guide to help you make an informed decision based on the factors that matter most to you.

Take the time to review and analyse the information provided in the comparison to find the energy supplier that aligns with your requirements. This will ensure you choose a supplier that offers competitive pricing, excellent customer service, and supports your energy goals.

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