100Green

British sustainable energy company July 2023 100Green 100 Green logo.svg Utility company Doug Stewart, CEO Sustainable energy GasElectricity 2001 Ware, Hertfordshire https://www.greenenergyuk.com/ Green Energy (UK) Ltd, operating as 100Green, is a British independent-energy company based in Ware,Stewart, Doug Sunday Times "How I Made it", Green Energy UK Hertfordshire. It was established in 2001 by CEO Douglas Stewart.April 2026 The company provides Ofgem-certified renewable electricity and green gas to domestic and business customers throughout Great Britain. It is currently the only energy supplier in the UK to offer 100% green gas.April 2026 100Green is distinct from Green Supplier Limited and Green Network Energy, which ceased trading in 2021.28 January 2021 Green Network Energy and Simplicity Energy go bust https://www.energylivenews.com/2021/01/28/green-network-energy-and-simplicity-energy-go-bust/ 2021-09-29 About 100Green offers 100% green gas to both domestic and business customers. It has a special exemption from Ofgem's price cap due to its commitment to renewable energy, which incurs higher operational costs.2023-05-04 Decision to grant Green Energy (UK) Limited a limited derogation from standard licence conditions 22B and 22D of the electricity and gas supply licences https://www.ofgem.gov.uk/publications/decision-grant-green-energy-uk-limited-limited-derogation-standard-licence-conditions-22b-and-22d-electricity-and-gas-supply-licences 2023-12-05 Ofgem en 100Green was the first private UK company to distribute free shares to its customers,Green energy firm gives free shares to reward customers https://www.telegraph.co.uk/finance/yourbusiness/7608066/Green-energy-firm-gives-free-shares-to-reward-customers.html 2023-06-28 www.telegraph.co.uk a program that has since ended, but some customers remain as shareholders. Fuel mix The EKO Tariff offered by 100Green has received independent certification from EKOenergy, a global non-profit ecolabel focused on renewable energy. This ecolabel signifies that the consumed energy meets extra sustainability and quality standards set by a network of environmental NGOs. In January 2017, 100Green introduced the UK's first time-of-use tariff, TIDE (Time-of-Use, Interval, Dynamic, and Environmental). TIDE encourages customers to optimize their electricity consumption by utilizing electricity during periods of reduced demand when prices are more cost-effective, facilitated by using smart meters for electricity consumption.https://www.ft.com/content/ac3b2788-d0eb-11e6-b06b-680c49b4b4c0 Households offered first time-of-use energy tariff Financial Times 2 January 2017 Ward Andrew Generators Before the formation of 100Green, a limited number of its 650 generators were active. These generators, approved by Ofgem, utilize diverse energy sources including waste, biomass, solar, small hydro, wind, combined heat and power (CHP), and anaerobic digestion.Ingrams Sarah 2023-10-25 Which? Eco Provider energy companies revealed for 2023 - Which? News https://www.which.co.uk/news/article/which-eco-provider-energy-companies-revealed-for-2023-a9TV10S2OHel 2023-12-05 Which? en The gas supplied by 100Green is certified under the Green Gas Certification Scheme. The company focuses on purchasing only UK-sourced renewable electricity and green gas,Welcome https://100green.com/ 2025-09-16 100Green en-GB excluding brown energy and nuclear from its offerings. Awards 100Green was awarded the Which? Eco Provider badge in 2021, 2022, and 2023,2021-10-21 Which? reveals new Eco Providers for energy https://www.which.co.uk/news/2021/10/which-reveals-new-eco-providers-for-energy/ 2022-01-12 Which? News en-GBIngrams Sarah 2023-10-25 Which? Eco Provider energy companies revealed for 2023 - Which? News https://www.which.co.uk/news/article/which-eco-provider-energy-companies-revealed-for-2023-a9TV10S2OHel 2024-03-26 Which? en though not in 2024.https://www.which.co.uk/policy-and-insight/article/which-reveals-the-best-and-worst-energy-suppliers-for-sustainability-agjSJ4r0Ck7t Which? reveals the best and worst energy suppliers for sustainability 17 October 2024 Which? 100Green was ranked No.1 'Best Buy' by Ethical Consumer Magazine, 2021 and continues to be ranked a top 'Best Buy' in 2023–2024.Ethical Consumer, Issue 189, March/April 2021 https://www.ethicalconsumer.org/sites/default/files/flipbook/Issue189/14/ 2021-04-16 www.ethicalconsumer.org 100Green tops the Good Shopping Guide ratings table of ethical energy suppliers as of 2023, being just one of two suppliers to achieve the full ethical accreditation in 2023January 2024. 100Green was crowned 'Winner of Winners' in the Cisco Customer Kings competition, 2010http://greenenergyuk.com/Files/Real_Business_Customer_Kings.pdf Cisco/Real Business magazine "Customer Kings Winner of Winners" Green Energy UK 2010-05-05 https://web.archive.org/web/20110711124540/http://greenenergyuk.com/Files/Real_Business_Customer_Kings.pdf 2011-07-11 dead References External links http://www.100green.com Green Energy UK Crowned Customer Kings, Winner of Winners 2010 companies Category:Electric power companies of the United Kingdom Category:Renewable energy companies of the United Kingdom Category:Energy companies established in 2001 Category:Renewable resource companies established in 2001 Category:British companies established in 2001 Category:Companies based in East Hertfordshire District Category:2001 establishments in England