100Green, operating as Green Energy (UK) Ltd, is a British independent-energy company based in

Ware Ware may refer to: People * Ware (surname) * William of Ware (), English Franciscan theologian Places Canada *Fort Ware, British Columbia United Kingdom *Ware, Devon *Ware, Hertfordshire *Ware, Kent United States * Ware, Elmore County, Al ...

Hertfordshire Hertfordshire ( or ; often abbreviated Herts) is one of the home counties in southern England. It borders Bedfordshire and Cambridgeshire to the north, Essex to the east, Greater London to the south, and Buckinghamshire to the west. For govern ...

. It was established in 2001 by CEO Douglas Stewart. 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. 100Green is distinct from Green Supplier Limited and Green Network Energy, which ceased trading in 2021.

About

100Green offers 100% green gas to both domestic and business customers. It has a special exemption from Ofgem's

price cap A price ceiling is a government- or group-imposed price control, or limit, on how high a price is charged for a product, commodity, or service. Governments use price ceilings ostensibly to protect consumers from conditions that could make com ...

due to its commitment to renewable energy, which incurs higher operational costs. 100Green was the first private UK company to distribute free

shares In financial markets, a share is a unit of equity ownership in the capital stock of a corporation, and can refer to units of mutual funds, limited partnerships, and real estate investment trusts. Share capital refers to all of the shares of an ...

to its customers, a program that has since ended, but some customers remain as shareholders.

Fuel mix

The EKO Tariff offered by 100Green has received independent

certification Certification is the provision by an independent body of written assurance (a certificate) that the product, service or system in question meets specific requirements. It is the formal attestation or confirmation of certain characteristics of a ...

from

EKOenergy EKOenergy is an ecolabel for electricity. It is a not-for-profit initiative of the EKOenergy Network, a group of more than 40 environmental organizations from 30 countries. EKOenergy started in 2013 in Europe. Its secretariat is based in Helsinki. ...

, a global non-profit

ecolabel Ecolabels (also "Eco-Labels") and Green Stickers are labeling systems for food and consumer products. The use of ecolabels is voluntary, whereas green stickers are mandated by law; for example, in North America major appliances and automobiles us ...

focused on

renewable energy Renewable energy is energy that is collected from renewable resources that are naturally replenished on a human timescale. It includes sources such as sunlight, wind, the movement of water, and geothermal heat. Although most renewable energy ...

. This ecolabel signifies that the consumed energy meets extra

sustainability Specific definitions of sustainability are difficult to agree on and have varied in the literature and over time. The concept of sustainability can be used to guide decisions at the global, national, and individual levels (e.g. sustainable livi ...

and quality standards set by a network of environmental NGOs. In January 2017, 100Green introduced the UK's first

time-of-use Dynamic pricing, also referred to as surge pricing, demand pricing, or time-based pricing, is a pricing strategy in which businesses set flexible prices for products or services based on current market demands. Businesses are able to change prices ...

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 A smart meter is an Electronics, electronic device that records information such as consumption of electric energy, voltage levels, current, and power factor. Smart meters Telemetering, communicate the information to the consumer for greater c ...

for electricity consumption.

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 Biomass is plant-based material used as a fuel for heat or electricity production. It can be in the form of wood, wood residues, energy crops, agricultural residues, and waste from industry, farms, and households. Some people use the terms bi ...

, solar, small hydro, wind,

combined heat and power Cogeneration or combined heat and power (CHP) is the use of a heat engine or power station to generate electricity and useful heat at the same time. Cogeneration is a more efficient use of fuel or heat, because otherwise- wasted heat from elect ...

(CHP), and anaerobic digestion. 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, excluding

brown energy Brown energy or brown power are terms that have been coined to describe energy produced from polluting sources as a contrast to green energy from renewable, non-polluting sources. The term "grey energy" or "gray energy" has been used instead, inclu ...

and nuclear from its offerings.

Awards

* 100Green was awarded the Which? Eco Provider badge in 2021, 2022, and 2023. * 100Green was ranked No.1 'Best Buy' by Ethical Consumer Magazine, 2021 and continues to be ranked a top 'Best Buy' in 2023–2024. * 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 2023. * 100Green was crowned 'Winner of Winners' in the Cisco Customer Kings competition, 2010

References

External links

*
Green Energy UK Crowned Customer Kings, Winner of Winners 2010
{{DEFAULTSORT:Green Energy (Uk) Plc Electric power companies of the United Kingdom Renewable energy companies of the United Kingdom Energy companies established in 2001 Renewable resource companies established in 2001 British companies established in 2001 Companies based in East Hertfordshire District 2001 establishments in England