Windows and Doors, Conservatories & Extensions in Essex

widnows Essex


Our simple and functional window designs are ideal for every home. The traditional casement window is the most popular design in the UK coming complete with Police recommended locking system as standard. The Eurocell profile offers homeowners the highest level of energy efficiency achieving an A+ energy rating. All our windows are available in a variety of colours from wood effects to the more modern grey finishes. Call us today to discuss your requirements…

door Essex


Our Solidor and Composite doors come in a variety of colours and designs whilst still offering an unparalleled level of security. All our Composite doors are based on our proven 48mm design that is 10% thicker than our nearest competitors and offers incredible around-the-clock protection. The added thickness of a Solidor door is due to it being manufactured from a solid timber core. This helps to make it the most durable composite door on the market. Call us today to discuss your requirements…


Conservatories & Extensions

Every home extension is unique, this gives our design team and the customer, the freedom to design their dream extension. From Orangeries, Garage Conversion, Extensions to Conservatories Sovereign complete the whole process from start to finish for you with a full-time project management team in place to make the job run as smooth as possible. Our teams of builders with years of experience will ensure we achieve your dream room for your home. Call us today to discuss your requirements…


Our Promise

Our promise to all our customers is to offer an unparalleled level of service to all our customers. We offer a 24 hour a day communication with all the Sovereign Home Improvement team to help with any questions or queries they may have. As a family run business, we are very fortunate to spend a lot of time on site with all our customers to ensure they are happy from start to finish of all our projects. In addition, all our team have been trained to be both courteous and respectful of your home environment. Call us today to discuss your requirements…

NEWSFLASH: Now supplying Guardian Warm Roofs to Essex Homes from Sept 2018…

Why Choose Sovereign Home Improvements?

There are many reasons to choose Sovereign Home Improvements. However, the most compelling reason is the feedback we get from our existing customers. We take great pride in providing both a Professional, High-quality and courteous service.

All our team are trained to be both respectful and understanding in listening to the customers brief.

But don’t just take our word for it, here’s how our customers’ rate us…

Our Reviews (1 Reviews)
Google Reviews (1 Reviews)
Facebook Reviews (17 Reviews)
Which? Trusted Trader (7 Reviews)
95% (80 Reviews)
However, in addition, the Sovereign Home Improvements Team (see below) taking great pride in working closely with each customer to ensure they are satisfied with the investment they are making in their home.
Our team are both respectful and appreciative that we are only visitors in your home and as such, all our staff are trained in being both courteous, professional and tidy in our work.
This approach has allowed us to gain an excellent reputation in and around Essex, whether we be fitting double-glazing in Essex homes, doors, conservatories, or building an orangery or an extension.
We love our work, we love fitting double-glazed and Essex windows and we look forward to making many more homes better in 2019!

Who Are We?

Based in Essex, we are a family run business who supply and fit Windows, Doors and Conservatories efficiently and at cost-effective and competitive rates.

We have a wide variety of services and we only use the best, energy efficient profiles available.

Looking for a reliable and trusted building team?

We provide UPVC Windows, UPVC Doors, Composite Doors, Conservatories, Extensions, Garden Rooms, Bi-Folding Doors and much more to clients in Essex and the surrounding areas.

If you are looking for double-glazing in Essex, you’ve come to the right place! We supply windows & doors for properties in Grays, Brentwood, Romford, Basildon, Southend. In addition, our installers can fit double-glazing in Essex homes quickly and efficiently. Our Windows and doors are supplied and fitted at a fixed price meaning there are no hidden extras. Get a quote today for Brentwood windows and doors, Romford windows and doors, Grays windows and doors, Basildon windows and doors, Southend windows and doors and Essex windows and doors…

Meet The Team

Matthew Adair Managing Director

Matthew started Sovereign Home Improvements alongside Brother Lewis in 2016. They both had a vision to become the best builders and provider of Windows and Doors in Essex.

Lewis Adair Sales Director

Lewis started Sovereign Home Improvements alongside Brother Matthew in 2016. Together they have delivered over 300+ projects in and around Essex.

Abbie Harrison Office Manager

Abbie is the heartbeat of Sovereign Home Improvements, she knows the status of each project and is every customer’s personal liaison. Abbie is the force that keeps everyone at Sovereign on track.

Terry Mclean Building Director

Terry brings huge experience to his role as our Building Director. His ability to manage a project from start to finish, on time and on budget is second to none.

They are a multitude of windows and doors suppliers available on the market today. However, we only use a selected number of tried and tested partners for our customer renovations. We are also an accredited member of Certass. Certass is a government authorised to operate a Competent Person Scheme and is a UKAS accredited Certification Body). Member companies are assessed inline with the standards laid down in EN17065 and specific license requirements of MHCLG, TrustMark, PAS2030 or Certass. This means that Certass financially and technically assesses its members to ensure they meet required standards. In addition, to initially assessing every member each year, Certass will inspect a sample of work submitted by the member for scheme compliance. Where appropriate, Certass notifies the local authority and issues a Building Regulation Compliance Certificate to the homeowner.
  • We found the sovereign home improvement experience good. The work was finished on time and found Stuart /Martin tidy and helpful when on site. We will have more work as and when ready with this company and recommend sovereign to anybody!
    Kitchens - Windows & Doors, Orangeries, Roofs, Extentions, Sovereign Home, Essex (2545)

    Brenda & Keith Butcher, Essex - July 2018

  • EXTENSION DOUBLE GLAZED ROOF | PATIO DOORS | FITTED KITCHEN | PATIO - "From our first meeting through to the completion of our extension and kitchen fitting Matthew, Lewis and their team of builders, Bill and Harry, have strived to make our dream a reality. They have been punctual, reliable and have tidied the project as they progressed. It has been lovely to work with a team who have such a positive approach and ensure that the work is completed well!"
    Patio Doors, Orangeries, Roofs, Extentions, Sovereign Home, Essex (2090)

    Sue, Canvey Island - June 2018

  • UPVC SOFFITS | FASCIAS | GUTTERS - "Excellent, efficient service. No mess whatsoever and all old stuff was taken away. Excellent workmanship. Manager of the work visited and kept in contact throughout. Customer service letter in advance very welcoming in tone. A very professional family business.”
    Soffits & Fascias, Windows & Doors, Orangeries, Roofs, Extensions, Sovereign Home, Essex (3832)

    Mr & Mrs Jones, Maldon - February 2018