What is Octopus Energy? Exploring the UK’s Largest Renewable Energy Supplier

Octopus Energy has quickly become one of the most important names in the global energy market. Founded in 2015, the London-based company now serves over 7 million households in the UK alone and has expanded operations to Europe, the US, Japan, and Australia.

What sets Octopus Energy apart is its strong focus on renewable energy, customer-first innovation, and advanced technology. With its proprietary Kraken platform, the company is shaping how households consume and manage energy in a smarter, greener, and more affordable way.

Octopus Energy: A Leader in Renewable Power

Octopus Energy is the UK’s largest household energy supplier as of 2024, holding more customers than any other provider. Its mission is clear: to make clean energy accessible and affordable while helping the world transition to net zero emissions.

The company invests heavily in renewable generation, with portfolios of solar and wind farms powering millions of homes. Partnerships with companies like Tesla support integrated green solutions such as energy storage, EV charging, and home optimization.

How Octopus Energy Works with the Kraken Platform

At the heart of Octopus Energy’s success is Kraken, its AI-powered technology platform. Kraken leverages data, automation, and machine learning to optimize energy supply and deliver seamless customer service.

This platform allows Octopus Energy to:

• Offer real-time, dynamic pricing linked to wholesale energy costs.
• Create specialized tariffs for electric vehicle (EV) owners.
• Manage millions of accounts efficiently while scaling internationally.

Kraken has been licensed to other utilities worldwide, making it one of the most valuable assets in the energy technology sector.

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Global Expansion of Octopus Energy

Beyond the UK, Octopus Energy has grown into multiple international markets, including:

• France, Germany, Italy, and Spain in Europe.
• The US, Australia, and New Zealand.
• Japan, through partnerships with local firms.

This global reach highlights Octopus Energy’s ability to replicate its customer-first, technology-driven model across diverse regulatory and energy markets.

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Acquisitions and Market Growth

Octopus Energy’s rise has also been powered by acquisitions. It has taken over millions of customers from former suppliers such as Avro Energy, Bulb Energy, and most recently, Shell’s household energy business.

These moves solidified its market leadership and allowed the company to achieve economies of scale while expanding its renewable portfolio.

Conclusion

Octopus Energy has redefined what a modern energy supplier looks like—cleaner, smarter, and customer-driven. With its innovative Kraken platform, global expansion, and focus on renewable generation, it is playing a pivotal role in reshaping the energy market. As the company continues to scale, Octopus Energy stands as a model for how technology and sustainability can come together to deliver affordable green power.

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FAQ

What is Octopus Energy known for?

Octopus Energy is best known for being the UK’s largest household energy supplier, its focus on renewable energy, and its Kraken technology platform.

How many customers does Octopus Energy have?

As of 2024, Octopus Energy serves around 7.3 million households in the UK, making it the largest domestic supplier.

What is Kraken in Octopus Energy?

Kraken is Octopus Energy’s proprietary AI platform that manages energy supply, tariffs, and customer service with advanced data and automation.

Does Octopus Energy only operate in the UK?

No, Octopus Energy has expanded globally, with operations in Europe, the US, Japan, Australia, and New Zealand.

Is Octopus Energy renewable?

Yes, Octopus Energy is heavily focused on renewable energy, owning and investing in solar and wind farms while supporting net zero initiatives.