Builders Harrow

Builders in Harrow experts on House extension and Renovation

We are professional building contractors North London, offering complete renovation and house extension solutions for homeowners in Harrow. From classic to contemporary, our team of builders in Harrow area are experts at creating bespoke spaces that match your needs and personality.​ If you need more space or want to refresh your house exterior including brickwork and plaster or feel like changing the interiors, our builders in Harrow can turn your vision into reality by extending or renovating your home.  

Our building packages include the following options:

design and build house extension services Harrow

Design and Build home extension and loft conversion service, where our architect prepares the architectural and structural designs and submits them to your local authority for approval. Our team extension builders Harrow complete the construction from start to finish.

 Bedroom remodelling by renovation experts North West London

If you already have the architectural and structural drawings and a planning application in place and are looking for reliable and recommended builders in Harrow, we can complete your house extension, loft conversion or home renovation following your existing plans.

Two storey extension in Barnet area London

Regardless of which option you choose, we will complete the build to the highest finish. Upon finishing the interiors, we issue all the important documents, including building completion certificate and gas safety certificate and a ten-year structural warranty.

Trusted Builder Harrow

If you are looking for a trusted local builder in Harrow, you have come to the right place. Having years of experience with home improvement and building house extensions in North London, we can advise you on the best type of home extension or loft conversion for you and your property. All our work is supervised by an on-site manager, who will regularly update you on the building progress and will be happy to answer all your questions.

Our Harrow Building Services

large rear house extension built using traditional mansonry

Kitchen and Home extension Harrow 

A house or kitchen extension project will meet your need for extra space or a larger kitchen while enhancing the appearance of your property. Our team of expert home extension builders will deliver a seamless transition from your Harrow house as it is currently, to a brighter and more spacious home that you have always envisioned. 

roof light loft conversion with Velux roof windows

Loft conversions Harrow

Are you planning to create extra space under your roof? Maybe you want to turn your unused attic into a peaceful home office, bedroom for the guests, or even a small studio that you could rent out to make some extra money. With the help of our Harrow loft conversion team, you can have an additional loft room built in just a couple of months.

house remodelling services in Harrow, living room decorated in bright colours

House Renovations Harrow

We provide a complete and professional home renovation services in Harrow and surrounding areas. Having over fifteen years of experience in home refurbishment enables us to offer high-quality interior remodelling services regardless of the current condition of your property. Our house improvement services are second-to-none.

Why Choose our Harrow Home Improvement Team

Marriott Construction is one of the leading London renovations experts. We pride ourselves on high quality and our clients' reviews and recommendations vouch for this. Only experienced and highly skilled builders make it into our building team. We offer a free consultation so that you can benefit from our extensive knowledge and expertise in construction and home improvement in Harrow.

We also offer home improvement and building service in other local areas, including:

  • Harrow Weald
  • North Harrow
  • Harrow on the Hill
  • South Harrow

Enquire now
  • 183 Edgware Road
  • London
  • NW9 6LP
  • 2 Athenaeum Road
  • Whetstone
  • N20 9AE

Book a site visit - 0748 529 8186
Other enquiries - 0208 205 8173
Hours: Mon to Fri 09:00 - 17:00

We operate across North London, North West London and Hertfordshire. Including BarnetBushey, Camden, Edgware, Finchley, Hampstead, Hendon, IslingtonMill Hill, Potters BarStoke Newington and Watford