Renovation in Harrow

GS Renovation provides the full range of home renovation and building services across Harrow, one of North West London's most sought-after areas. Known for mock-Tudor semis, 1930s suburban houses and large detached homes, Harrow covers HA1, HA2, HA3, HA5 and HA7 and includes Pinner and Stanmore. With over 30 years of hands-on experience we handle everything from kitchens and bathrooms to structural alterations and extensions, all to building control standard.

Whether you live near Harrow on the Hill, Pinner Village and Stanmore Common or elsewhere in the borough, our local team delivers high-quality workmanship with one point of contact, transparent pricing and full insurance. Choose a service below to learn more about what we offer in Harrow.

Harrow is Metroland at its most complete. Pinner, Stanmore, Rayners Lane and the streets across HA1, HA2, HA3, HA5 and HA7 were built out between the wars along the railway, and the housing reflects it: mock-Tudor semis with applied timbering, gabled fronts, tile hanging, leaded lights and rendered upper storeys. It is a recognisable style, and how you handle it is what separates a sympathetic extension from one that makes a whole street look wrong.

Working with Mock Tudor Detailing

The decorative elements on these houses are not structural, but they are what the street looks like. Applied timber boards on a rendered background, plain clay tile hanging to the first floor, leaded casement windows and a projecting front gable. When an extension or a loft goes in, matching those materials matters more than on a plain brick terrace.

In practice that means sourcing tiles that weather in alongside the originals, reproducing timber and render detail on new gables, and keeping window proportions consistent even where the glazing itself is upgraded. Harrow Council has designated conservation areas including parts of Pinner and Harrow on the Hill, and inside those the permitted development route closes and materials come under direct scrutiny.

Popular starting points in Harrow: full home renovations in Harrow, House extensions across Harrow, how to vet a London builder and how to plan a renovation.