Leaders in Renewable Energy & Solar Power Solutions

Serving Industry, Business, Public Sector, Agri & Residential

Working Northern Ireland and Ireland wide, TRE Energy are a long-established fully accredited renewable energy and solar panel solutions company that serve blue chip organisations as well as SMEs, agricultural and domestic clients. Established in 2007 as TC Renewables and rebranded to TRE Energy in 2021 when new investors joined the company, we have installed thousands of domestic solar solutions and commercial solar panels for leading businesses and public sector organisations, including NHS, Santander, Henderson Group, Macrete Ireland and Enterprise NI. Experts in renewable technologies and solar power, TRE Energy specialise in the design, supply, installation and maintenance of Solar PV, Wind Power, Battery Storage Systems  and Micro Grid Solutions. Our expertise is unparalleled and the TRE Energy team have whole-project capability, taking projects from initial feasibility, through consenting and design and on to construction and commissioning.

As one of the first companies to design and deliver pioneering renewable energy solutions in Ireland, TRE Energy’s level of expertise and experience is market leading and we have earned a strong reputation for our trusted advice and world-class solutions and delivery. TRE Energy continually raise and set standards for installations across the industry and our focus on quality and performance, ensures every project complete operates reliably and efficiently into the future. Customers can have peace of mind that they are working with a reputable and accredited partner who is financially strong and an expert in the field. Strong partnerships with the biggest global renewable technology brands, coupled with many years experience in sustainable solution design and delivery has enabled TRE Energy to consistently deliver strong financial savings and high performing renewable energy solutions to customers Ireland and UK wide. Speak with us today and plug into great savings. Let us help turn your project in to an asset that delivers financial savings and energy independence for many years to come.


A History of Excellence in the Renewable Energy Industry

Trusted by Thousands of Customers Ireland and UK Wide

Environment Commitment

Committed to fighting climate change, TRE Energy solutions make a positive environmental & cost reducing impact.

Industry Experts

Operating since 2007, serving thousands of clients, TRE Energy has a wealth of knowledge only experience can bring.

Fully Certified

All TRE Energy services are completed to the highest standard by fully accredited & highly experienced solution engineers.

Great Reputation

With over 6,000 clients, a high rate of repeat custom & impressive customer feedback clients are in safe hands.

All-In-One Solution

From initial survey through to project completion, TRE Energy have the experience, contacts, and experts to manage it all.

Honest Advice

Constant honestly and integrity, our advice is based on bottom-line experience & hard facts, not sales hype.

Realistic Forecasts

Inhouse solution architects enable TRE Energy to provide accurate saving quotes making the investment decision easier.

Cross Sector Expertise

TRE Energy are renewable solution experts and can design bespoke energy systems that deliver results in any sector.

Industry Standards

Leading the way, TRE Energy adhere to the strictest standards, giving the highest quality results and an excellent service.

Global Partnerships

Strong long-established partnerships with leading best in class technology brands, ensure world-class solutions.

Adaptable Solutions

Customer centred, TRE Energy adapts to client needs and goals always delivering first-class solutions on-time and on-budget.

Local Provider

A local privately owned company, TRE Energy passionately cares about all our customers and the world we live in.

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Work with a resilient, reliable and experienced partner with an established track record.


A Winning Approach to Renewable Energy Solutions

Research & Design

Our expert solution design team will audit the client situation and design a bespoke suitable best-in-class solution to meet client needs & deliver significant results.


Our accredited & industry leading solution engineering team will install for the client a bespoke customer specific solution that is built using only best-in-class technology.


Our relationship with customers doesn’t end after installation, we offer a comprehensive O&M service to ensure systems continue to perform for the duration of their lifetime.

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Work with a resilient, reliable and experienced partner with an established track record.

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We are trusted by our clients.