Corona Energy

Phone: 0800 804 8589
Email: [email protected]
https://www.coronaenergy.co.uk/contact-us//

SSE Business Energy

Phone: 0345 725 2526
https://www.ssebusinessenergy.co.uk/contact-us/

Dual Energy

Phone: 01903 703400
Email: [email protected]
http://www.dual-energy.co.uk/contact

EDF Business Energy

Phone: 0333 200 5103
https://www.edfenergy.com/sme-business/help-advice/faqs

EON Business Energy

Phone: 0333 202 4586
https://www.eonenergy.com/contact/phone-numbers.html

Haven Power

Phone: 1473 277556
https://www.havenpower.com/contact-us/

Opus Business Energy

Phone: 0843 227 2377
Email: [email protected]
https://www.opusenergy.com/contact-us/

Hudson Energy

Phone: 0330 088 2679
Email: [email protected]
https://www.hudsonenergy.co.uk/contact

Total Gas & Power

Phone: 0333 003 7874
https://www.gas-power.total.co.uk/help-support

Crown Gas & Power

Phone: 0161 762 7744
Email: [email protected]
https://www.crowngas.co.uk/

Xcel Energy

Phone: 0800 999 3315
https://www.xcelenergy.co.uk/contact.html

Orsted Energy

Phone: 0207 257 0100
https://orsted.co.uk/en

British Gas Business Energy

Phone: 0800 294 0015
https://www.britishgas.co.uk/business/help-and-support

EOn Business Energy

Phone: 0345 303 4060
https://www.eonenergy.com/business/help.html

NPower Business Energy

Phone Business Gas: 0845 166 3320
Phone Business Electricity: 0845 166 3360
https://www.npower.com/business/help-and-support/contact-us/how-to-make-a-complaint/

Scottish Power Business Energy

Phone: 0845 270 0700
Email: [email protected]
https://www.scottishpower.co.uk/small-business/customer-services/

Gazprom Business Energy

Phone: 0845 230 0011
Email: [email protected]
https://www.gazprom-energy.co.uk/help-and-support/

CNG Business Energy

Phone: 0142 350 2554
Email: [email protected]
https://www.cngltd.co.uk/contact/help-support