Xcel Energy
- Posted 3 years ago
- 1 (800) 895-4999

Complaint via Phone number: 1-800-892-2345
The Complaint via Email: customerservice@nationalgrid.com
Complaint via Support Form: National Grid Support Form
National Grid complaint website: www.nationalgrid.com
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Corporate Head Office address
170 Data Dr, Waltham, MA 02451
Call the National Grid on their complaint number in the first instance on 1-800-892-2345. If this does not resolve the issue for you, then you should write to the National Grid Improvement via the online form on their website or by letter and proceed through their complaints handling process. If corresponding by letter, writing to your branch is recommended.
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Our business areas play a vital role in connecting millions of people to the energy they use, while continually seeking ways to make the energy system cleaner. National Grid Ventures and National Grid Partners also enable innovations to help revolutionise and decarbonise the future of energy.
National Grid Ventures is the competitive division of National Grid plc, one of the largest investor-owned energy companies in the world. It operates outside of National Grid’s core regulated businesses in the UK and US where it develops, operates and invests in energy projects, technologies and partnerships to accelerate the development of our clean energy future.
National Grid Ventures’ diverse portfolio of flexible, low carbon and renewable energy businesses across the UK, Europe and US includes sub-sea electricity interconnectors, liquefied natural gas, battery storage, wind and solar power.
170 Data Dr, Waltham, MA 02451
Customers can contact National Grid via this customer service number 1-800-892-2345.
National Grid head office Number is +17819071000.
John Pettigrew is the ceo of National Grid.
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Use below complaint form to discuss problems you have had with National Grid, or how they have handled your complaints. Initial complaints should be directed to National Grid directly. You can find complaint contact details for National Grid above.
Jaelynn
I don’t have any issues, although I do receive bills even though I live in an apartment complex. I haven’t needed to give them a call. I haven’t done it in many years, but everything worked out.