Welcome Future Energy customers!


Welcome Future Energy customers!

Green Star Energy has been appointed as your new supplier. You’ll continue to get energy as we start to transfer your supply over to us.

We’ll be in touch with you soon to tell you what happens next and what you can expect, now that you are part of the Green Star Energy family. 

For now, please take meter readings and keep them safe until we ask for them.

For further advice and information, please click here for our FAQs.



Our Family

Launched in 2013, Green Star Energy provides a fresh approach to energy. Being independent, we are continually watching the market to keep our prices competitive. Renewable energy is not an afterthought and we are proud that our green energy tariff is 100% renewable, and affordable.

Just Energy Group

Green Star Energy is the residential trading name of Hudson Energy Supply UK Limited. Hudson Energy Supply UK supplies gas and electricity to commercial customers across the UK and is a subsidiary of Just Energy Group Inc., a publicly traded company consisting of eight brands and serving almost 2 million customers across North America. Just Energy's backing provides our customers with the stability of dealing with a global operation and our team with a wealth of experience from which to draw.

  • “Very refreshing to have an energy company who cares about their customers. Excellent customer service.”

    - Sharon, Hamilton

  • “Initially I switched to Green Star Energy to save money but I have been impressed with your customer service”

    - Barbara, Cheltenham

  • “ First class service

    - Ann, Lockerbie

  • “Most impressed with the service from Paula yesterday”.

    - Robert, Colchester

  • "Having had issues with my previous supplier we have been both surprised and relieved since becoming customers of Green Star."

    - Ian, Chorley

  • "Since joining Green Star Energy I have received excellent service. It has been a refreshing change after having to experience very poor customer service."

    - Steve, Cardiff

  • “I’ve never come across a company whose customer service is so good, and would recommend your company to anyone”

    - James, Doncaster

  • “Ive told several of my work colleagues about your rates and services and they are going to switch to you shortly – The way your company is run is a far nicer way to do business.”

    - Iain K

  • “Service I have had as a customer, has been first class”.

    - Mr Ward

Need a hand ?

We like to keep things as clear and simple as possible. Our friendly customer service teams in Milton Keynes and Cork are a knowledgeable lot. So if you have any questions, or need advice on the best tariff to suit you, pick up the phone. Call us on 0800 012 4510.

Our Address

Green Star Energy

Elder House 3rd Floor 

586-592 Elder Gate 

Central Milton Keynes




Green Star Energy is a business name for Hudson Energy Supply UK Limited, Company number: 07489042, Registered address: Elder House 3rd Floor, 586-592 Elder Gate, Milton Keynes MK9 1LR. Full company information can be found at Companies House.