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View Coalition for Efficiency's top competitors like British Gas, EcoAct, and Energia.

British Gas
Taking care of things. At British Gas we’re always looking at new ways to save energy and money for our customers. Everything we do from our trusted engineers to helpful call centre agents, and innovative product owners to digital marketing specialists, is about providing affordable, hassle-free service to keep British homes and businesses running smoothly. That’s why over 10 million UK homes and half a million businesses trust British Gas.
Windsor, GB
Private
$18.9B Revenue
http://www.britishgas.co.uk
10.3K Employees
Greenpeace
Greenpeace is comprised of 25 independent national/regional organisations in over 55 countries across Europe, the Americas, Africa, Asia and the Pacific, as well as a co-ordinating body, Greenpeace International. We work directly with communities on the frontlines as they protect the environments they call home. Greenpeace is an equal opportunity employer with a longstanding commitment of providing a work environment that respects the dignity and worth of each individual. We recognise and value the benefits and strengths that diversity brings to our employees and the whole organisation and we thrive in an environment that encourages respect and trust. We do not discriminate in employment opportunities or practices on the basis of age, ancestry, citizenship, colour, disability, ethnicity, family or marital status, gender identity or expression, national origin, political affiliation, race, religion, sex, sexual orientation, veteran status, or any other legally protected characteristic and would like to invite you especially to apply.
Amsterdam, NL
Non profit
$26.9M Revenue
https://www.greenpeace.org
3K Employees
World Wildlife Fund
Our planet faces many big conservation challenges. No one person or organization can tackle these challenges alone, but together we can. WWF-US. For more than 50 years, WWF has been protecting the future of nature. The world’s leading conservation organization, WWF works in 100 countries and is supported by over 1 million members in the United States and six million globally. WWF’s unique way of working combines global reach with a foundation in science, and involves action and partnership at every level from local to global to ensure the delivery of innovative solutions that meet the needs of both people and nature.
Washington, District of Columbia, US
Non profit
$542M Revenue
http://www.worldwildlife.org
1.4K Employees
G2 Leader Summer 2026 G2 Best Est ROI Mid-Market Summer 2026 G2 Easiest Admin Mid-Market Summer 2026 G2 Most Implementable Summer 2026 G2 Best Results Mid-Market Summer 2026 G2 Lead Capture Mid-Market Summer 2026 Inc Fastest Growing Private Companies 2026 Inc Best Workplace 2026
g2crowd
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chromestore
300K+ Plugin Users