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EnergyCore is an Essex-based team that combines professional customer service, quick lead times, and competitive trade prices for supply and fitting of Windows, Doors, Bi-folds, Sliding Patios and Roofs from industry leading Aluminium and uPVC suppliers Cortizo, Schüco and Smart Architectural Aluminium. Our goal is to give our partners a real competitive advantage over rivals, with windows and doors that always perform exceptionally and come fully tailored to your needs.

BiFold Doors

Slim and sleek with configurable threshold heights, aluminium bifolds from EnergyCore come expertly fabricated using Smarts’ flexible Visofold series of systems.

A popular design amongst installers and contractors operating in both the domestic and commercial sectors, EnergyCore bifold doors come engineered using attractive yet strong aluminium or low maintenance uPVC frames.

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Contemporary Doors

Contemporary doors facilitate great style, with various dual colour and specialist glazing options to offer clients a higher level of creativity with their entrance.

Much more than your typical front entrance option, contemporary doors from EnergyCore act as the premium solution, giving every building in which they are installed the ability to enjoy a true sense of modernity.

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French Doors

Ideal for any domestic and light commercial application, our range of single and French doors retain heat while letting in light due to ultra-slim sightlines.

Simple in style but innovative by design, at EnergyCore we treat our range of aluminium and uPVC French & single doors with just as much time and care as the more complex options, rendering them wholly energy efficient and aesthetically pleasing.

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Sliding Doors

Slim-line, high performance, and fitted on a readily secure triple track, all patio doors from EnergyCore operate effortlessly to give the impression of an extended space.

More than capable of gracing any domestic or light commercial application with generously wide opening apertures, aluminium sliding patio doors from EnergyCore prioritise energy efficiency while still delivering seamless function.

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Aluminium Windows

Highly configurable in various sought-after window styles, our aluminium windows are durable, robust, and thermally-insulating to meet a range of residential and commercial needs.

Inspired by the modern performance of contemporary materials and inherent strength of timber, we can configure a range of attractive aluminium windows tailored for residential and light commercial applications.

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Lantern Roofs

Making the most of large glass surface areas and minimal frames, both Maxilite and Korniche lantern roofs from EnergyCore are easy-fit and flexible.

A sure-fire method of introducing lashings of natural light into any new or redeveloped space, we at EnergyCore fabricate and supply two distinct aluminium lantern roof systems in Maxilite and Korniche.

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Guaranteed complicance to any residential and commercial application

With aluminium and uPVC products from EnergyCore, high performance meets modern design, letting all reliable trade installers and commercial builders easily exceed project expectations every time. With prompt supply services anywhere in and around Greater London and the South East and a team with 15+ years of industry experience, we at EnergyCore deliver unparalleled quality using the industry’s most innovative market-leading systems.

From sleek aluminium bifold and contemporary entrance doors to specialist window styles, EnergyCore boast a wide range of products suitable for any budget and application. All products are covered by an extensive guarantee, meaning you’ll be able to buy with complete confidence when opting for our bespoke fabrication and supply services.


Though a newly established company, the minds behind EnergyCore have an extensive knowledge of the architectural and construction industries, with almost two decades of specialist experience in the sector. Such knowledge allows us to place emphasis on supplying aluminium products of an exceptional quality to the trade, recognising its continued growth and popularity amongst consumers.

Our dedication to delivering a professional customer service, quick lead times, and competitive trade prices means giving you the edge over local competitors, with every product being fabricated on a project-by-project basis to meet your project’s specific requirements first time, every time.

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Our Home Owners Say

“No man but feels more of a man in the world if he have but a bit of ground that he can call his own. However small it is on the surface, it is four thousand miles deep; and that is a very handsome property.”


“Many novice real estate investors soon quit the profession and invest. When you invest in real estate, you often see a side of humanity that stocks, bonds, mutual funds, and saving money shelter you from.”


Trusted Partners


Choosing EnergyCore as your dedicated window and door supplier means opting into a reliable trade installer network with an established reputation for delivering the best products and services possible. All partners will benefit from our team’s extensive technical knowledge relating to our product range should you need it, along with dedicated support services that can help aid you from initial supply to on-site installation.


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