The voice of the energy industry

About our members

Our members represent the truly diverse nature of the UK’s energy industry - from the UK’s largest energy firms to new, growing suppliers and generators, now making up over half of our membership.

Our members turn renewable energy sources as well as nuclear, gas and coal into electricity for over 27 million homes and every business in Britain.  Over 637,000 people in every corner of the country rely on the sector for their jobs with many of our members providing lifelong employment as well as quality apprenticeships and training for those starting their careers.

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Companies starting with O

Octopus Investments

Octopus Investments

The Octopus Group has 150,000 customers who have invested more than £7 billion. Our approach is simple – find out what’s broken and then work out the way it should be. We’re known for innovation, doing the simple things well and for customer service that goes the extra mile. This allows us to make a difference, both to our customers and to the world around us. Octopus Energy, Octopus Healthcare, Octopus Labs, Octopus Property, Octopus Investments and Octopus Ventures are all part of Octopus Group.

Optimum Energy

Opus Energy

Opus Energy

Opus Energy is the UK’s leading independent business energy supplier. Powering more than 230,000 business locations, the company also purchases power from over 1,750 renewable generators. Opus Energy prides itself on superior service, ranking first for SME customer service with Datamonitor and receiving the Customer First UK accreditation in 2014.

Osaka Gas

Osaka Gas

Osaka Gas is a vertically integrated energy utility in Japan and an experienced strategic investor with a strong international focus on all sectors of the oil and gas industry. Osaka Gas UK is the main hub in Europe, from which we manage current and potential investments in the gas and power sectors across Europe and the Middle East.

Ovo Energy

Ovo Energy

OVO is one of the UK’s fastest growing independent suppliers, with almost 700,000 domestic customers and over 1,000 staff. In January 2015 we became the first Which? Recommended Energy Provider, and in January 2017, we topped the Which? energy supplier customer satisfaction survey for the second year running, with a score of 78%.

From day one, we’ve wanted to build the UK’s most trusted energy company. Put simply that means offering fair prices, via competitive tariffs that reflect wholesale and supply costs – and designing an effortless customer experience

 

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