About Us

As a next generation, technology enabled energy partner we are supporting businesses with their evolving energy needs, while fostering creativity and innovation in the US deregulated power markets.

Having launched our US retail business in 2019, we are agile and quick to respond to industry changes. We are committed to creating customized energy products to meet your needs. Our experienced team makes it easy to understand purchasing retail energy.


20th Anniversary

2021 marks SmartestEnergy’s 20th Anniversary. The company was first established in the UK as an aggregator of independent generation projects in 2001. Marking its 20th Anniversary this year, SmartestEnergy reaffirms its commitment to driving a smarter transition to net-zero globally.


United Kingdom

SmartestEnergy Limited is our parent company in the UK. It entered the UK industrial and commercial supply market in 2008 and provides electricity to over 2,000 large scale businesses. Notably, they have been awarded ‘Energy Supplier of the Year’ twice, including most recently in 2018. Last year, it expanded into the small and medium enterprise (SME) supply market with the acquisition of Dual Energy.



Following on from the launch of SmartestEnergy in the US, the company went on to open a new office in Sydney Australia. SmartestEnergy Australia Pty Ltd has recently launched its new retail venture, serving businesses across New South Wales and beyond.

Marubeni Corporation


We’re a wholly owned subsidiary of the Marubeni Corporation of Japan, making us uniquely positioned to leverage global systems and financial support. Marubeni is a large multinational conglomerate with expertise across a number of industries. Marubeni has 45,635 employees located in 60+ countries and is ranked 173rd in the Fortune Global 500 Companies List.

Across our global footprint SmartestEnergy believes our greatest asset is our people, which collectively make our ambition to be a next generation energy company possible. We celebrate diversity among our team and actively encourage collaborative and agile working practices. Our Core Values are important to how we engage with each other and also with our customers day-to-day.