Help & Advice Tip: My Pay-As-You-Go Top-Up meter is not working! I have no heating. My meter has error codes. Please Help!

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firmus energy is supporting our customers through these uncertain times. One way of reducing costs and better manage your budget is to Save Energy. Check out our videos below to discover some quick and effective ways to do this. Together Let’s Save Energy!

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Across Northern Ireland, businesses are enjoying very competitive fuel prices from firmus energy and benefitting from a secure, constant supply of natural gas and our excellent customer service. Discover the advantages connecting can bring you.

Advice From Our Experts

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NI Energy Forum 2024

Mark Stevenson, Director of Regulation at firmus energy, presented on “Decarbonising the Gas Network” at the Northern Ireland Energy Forum on September 17th.

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How do you pay for your natural gas?

By Credit

Do you receive a monthly bill for your energy usage?

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With a Pay as You Go card

Do you purchase a top-up card for your energy?

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What kind of business are you?

Small or Medium Business

Small businesses spend about £2,600 or less per bill. Medium businesses spend about £35,000 or less per bill.

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Large Business


Large businesses spend about £250,000 or less per bill

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Bank details

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SMP Number

This is the number usually at the top right of your bill or on your connection paperwork

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If your account requires 2 signatures, or you are not the bank account holder, please call us first on 0330 024 9000
If you don’t have this number, call our switch team on 0330 024 9000