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US retail energy supplier

Greenlight Energy US

A dual-fuel ESCO supplying 100% renewable electricity and carbon-neutral natural gas to households in Maryland, New Jersey, New York and Pennsylvania. Greenlight Energy also offers no-cost solar installation referrals and LED-lighting upgrades for residential customers.

3 states served

About

Who is Greenlight Energy?

Registered as Greenlight Energy, Inc., Greenlight Energy uses this legal name for state public-utility-commission filings and customer contracts. The trading name on bills is the shorter, more recognisable form.

Greenlight Energy operates independently — it is not part of a larger corporate group. This typically means faster decision-making but less wholesale-market scale.

Service area

Where Greenlight Energy operates

Electricity

3 states

  • MD
  • NJ
  • NY

Natural gas

3 states

  • MD
  • NJ
  • NY

Service availability varies by zip code within each state. Eligibility depends on your local utility's deregulation status — check on Greenlight Energy's website with your zip code before enrolling.

Plan structure

What plan types does Greenlight Energy offer?

100% renewable fixed

Fixed unit rate for the contract term, matched 100% with Renewable Energy Certificates (RECs). No extra monthly fees.

Carbon-neutral natural gas

Natural-gas supply with carbon offsets applied to neutralise the emissions footprint. Available alongside the renewable electricity plan as a dual-fuel bundle.

Renewable content: Greenlight Energy's electricity plans are 100% renewable, matched with Renewable Energy Certificates (RECs). Natural gas is offered as a carbon-neutral product, offset with verified carbon credits.

Timeline

Greenlight Energy — key moments

  1. 2014

    Greenlight Energy launched as an independent ESCO focused on 100% renewable electricity in the Mid-Atlantic deregulated markets.

  2. 2017

    Added carbon-neutral natural gas to the product line, becoming a dual-fuel green-energy supplier.

  3. 2020

    Introduced no-cost solar installation referrals and residential LED-lighting upgrades as value-added services for fixed-rate customers.

Contact

Reach Greenlight Energy customer service

Greenlight Energy's customer service handles enrollment questions, billing, switching and complaints. Have your account number from a recent bill ready to speed up the call.

  • Have your Greenlight Energy account number from a recent bill ready to speed up the call.
  • For service outages or downed wires, call your local utility — not Greenlight Energy.
  • No-commitment quotes are available to residential customers via the website or phone.

Customer service

1-888-453-4427

Mon-Fri 9 a.m. - 6 p.m. ET

Greenlight Energy online account

Frequently asked

Greenlight Energy — answers to common questions

Greenlight Energy is regulated by the public utility commission in each state where it operates. Reliability is best judged against your own usage profile: read recent reviews, confirm the customer-service hours match when you actually need to call, and compare the unit rate against the utility's price-to-compare for your zip code.

Plans can typically be enrolled directly on Greenlight Energy's website or by calling 1-888-453-4427. Before signing up, always compare the unit rate (¢/kWh for electricity, $/therm for gas) against your utility's price-to-compare for your zip code.

You can switch your retail supplier at any time, though early termination fees (typically $50-$200) may apply if you are on a fixed-rate plan and within the contract term. Check your enrollment letter or Terms of Service for the exact figure. Switching back to your default utility supply is always free.