Insights

Expansion Opportunity Firmus Energy is actively expanding its natural gas network within Northern Ireland and recently opened refurbished headquarters in Mallusk, signaling a growth-focused footprint. Sales outreach can target industrial parks, commercial developers, and local businesses in newly serviced areas to offer gas-related energy efficiency, utility integration, and long-term supply contracts.

Dual Fuel Advantage As an early adopter of dual fuel contracts and a supplier of both natural gas and electricity, firmus energy can be positioned to customers seeking simplified energy management, bundled pricing, and single-point invoicing. target large industrial clients and multi-site operations that benefit from integrated energy procurement.

Large Customer Base With over 111,000 homes and businesses already served and approximately 60,000 Belfast-area customers, there is a sizable installed base for cross-sell opportunities such as energy efficiency programs, smart metering, and demand-management services to reduce bills and carbon footprint.

Investment Signals Recent £120m Ten Towns network development plan and ongoing expansion indicate a commitment to long-term infrastructure growth. This presents a sales opening for engineering services, project partnerships, and equipment upgrades, including grid modernization support and integration with renewable-ready gas infrastructure.

Strategic Partnerships Collaborations with universities (Ulster University scholarship program) and external fit-out partners suggest openness to co-branded programs, training, and joint ventures. Opportunities exist to offer workforce training, apprenticeships, and industry-facing events to build relationships with key decision-makers in energy procurement and infrastructure development.

Similar companies to firmus energy

firmus energy Tech Stack

firmus energy uses 8 technology products and services including Google Ads, Hotjar, iCIMS, and more. Explore firmus energy's tech stack below.

Media & News

firmus energy's Email Address Formats

firmus energy uses at least 4 email formats:
firmus energy Email FormatsExamplePercentage
FLast@firmusenergy.co.ukJDoe@firmusenergy.co.uk
94%
FiLast@firmusenergy.co.ukJoDoe@firmusenergy.co.uk
3%
First.Last@firmusenergy.co.ukJohn.Doe@firmusenergy.co.uk
2%
First-L@firmusenergy.co.ukJohn-D@firmusenergy.co.uk
1%

Frequently Asked Questions

What is firmus energy's phone number?

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You can contact firmus energy's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is firmus energy's official website and social media links?

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firmus energy's official website is firmusenergy.co.uk and has social profiles on LinkedIn and Crunchbase.

How much revenue does firmus energy generate?

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As of October 2026, firmus energy's annual revenue is estimated to be $10M - $25M.

What is firmus energy's NAICS code?

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firmus energy's NAICS code is 211 - Oil and Gas Extraction.

How many employees does firmus energy have currently?

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As of October 2026, firmus energy has approximately 68 employees across 2 continents, including Europe and Asia. Key team members include Head Of Finance: K. L., Head Of Engineering: K. M. S. and Proprietor: M. P. Explore firmus energy's employee directory with LeadIQ.

What industry does firmus energy belong to?

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firmus energy operates in the Oil and Gas industry.

What technology does firmus energy use?

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firmus energy's tech stack includes Google Ads, Hotjar, iCIMS, Amazon Web Services, Mailchimp, Microsoft 365, Sage and Piwik PRO Core.

What is firmus energy's email format?

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firmus energy's email format typically follows the pattern of FLast@firmusenergy.co.uk. Find more firmus energy email formats with LeadIQ.

When was firmus energy founded?

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firmus energy was founded in 2005.
firmus energy logo

firmus energy

Oil and GasNorthern Ireland, United Kingdom51-200 Employees

Firmus energy, based in Antrim, Northern Ireland, operates as a gas supplier and distributor within the oil and gas sector. It secured supply and distribution licenses in 2005 to develop a natural gas network outside greater Belfast. The network has since extended to a broad set of towns across Northern Ireland, expanding access to natural gas beyond the Belfast area.

It serves approximately 60,000 customers in Greater Belfast and more than 111,000 homes and businesses across Northern Ireland with natural gas, and it was licensed to supply electricity in 2009, becoming the first to offer dual-fuel contracts for large industrial customers. In 2025, the company expanded its Mallusk headquarters and was reported to be acquired by Yuno Group.

Section iconCompany Overview

Phone number
NAICS Code
211 - Oil and Gas Extraction
Founded
2005
Employees
51-200

Section iconFunding & Financials

  • $10M - $25M

    firmus energy's revenue is estimated to be in the range of $10M - $25M

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