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House Refurbishment Hampstead NW3
House Refurbishment Hampstead  NW3

This Hampstead loft apartment refurbishment completed by Sigma Construction UK was a conversion of a loft space within a single family dwelling. Prior to the conversion, the attic space consisted of a series run-down of rooms with a very dark and steep access via a private secondary staircase, making it impractical and visually unappealing. more info >

Flat Renovation Hackney E8
Flat Renovation Hackney E8

Sigma Construction UK was appointed to renovate and add a contemporary feel to this two-bedroom flat, within a three storey maisonette bought by a couple of professionals. Built at the beginning of the twentieth century, the property is located in the fashionable district of Hackney, London E8. more info >

Side Return Kitchen Extension Chiswick W4
Side Return Kitchen Extension Chiswick W4

Sigma Construction UK was appointed by a private client to renovate their west London terrace home. To provide greater kitchen/living space with the increased quality of light and connectivity with the garden. The architects proposed a new side return kitchen extension. more info >

Home Renovation Maida Vale W9
Home Renovation Maida Vale W9

Sigma Construction UK was appointed to undertake a complete internal home design and refurbishment. This particular apartment was located in residential five-bedroom, terrace house in Maida Vale district of London W9 more info >

St John's Wood Townhouse Renovation NW8
St John's Wood Townhouse Renovation NW8

The renovation of this four-bedroom, three-story house St John’s Wood was undertaken by Sigma, a construction company based in London, for an international investor. The project necessitated a complete overhaul of this London NW8 property. The client’s vision was of a contemporary, yet luxurious, look with high-quality finishes that would meet the requirements of guests visiting the UK more info >

Sigma Construction UK

Sigma Construction UK Sigma Construction UK
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House Refurbishment  

Sigma Construction UK provide a full house refurbishment package

Perhaps you’ve bought an old house or flat that needs modernizing, or maybe you just want to smarten up your own home to increase its value. Whatever the reason, there are times when simple redecoration isn’t quite enough—which is where we come in.          


We are able to provide a full building service to our clients, having, over the years, formed strong alliances with architects, structural engineers, surveyors and trade specialists like air conditioning and audio-visual experts. Our dedicated in-house project management service guarantees continued control of all aspects of building and contracts from inception through to project delivery


refurbishment contractors


We have experience and technical expertise to carry out interior and exterior house refurbishment, plumbing and heating, kitchen and bathroom fitting, electrical and lighting installations, plastering and decorating, roofing, carpentry and joinery, and tiling, paving and wooden floor installations.


We can offer guidance about changing the layout and/or usage of rooms—for example, to create an additional bathroom, an open plan kitchen or build a kitchen extension. 


Our team have all the required experienced and know-how in structural works,:we can remove load-bearing walls, create temporary support with acro props to the the floors above, and install heavy, long-span steel beams. We always carefully follow the structural engineer's step-by-step operation instructions. It's paramount for us to ensure that all the works are carried out safely, and that building is not damaged in the process.


All our plumbers & central heating installers are Gas Safety Registered (formerly known as CORGI). We can install new combi-boilers or mega flows with cylinders depending on the size of the property, the number of bathrooms, or your personal preferences.  For heating your home we recommend traditional radiators or water under-floor heating.  If you require a new gas supply pipe, or connecting and commissioning a gas cooker, we can help. Our plumbers also fit bathroom suites, wet rooms and kitchens.


house refurbishment


All our electricians are NICEIC registered. We offer all types of electrical services, from design to on-site installation, testing and commissioning, including: complete re-wiring and update of the current electrical installation; replacing old fuse boxes with new metal RCDs protected; new, power points, switches, spotlights; electrical under floor heating; fault finding and diagnosis; cable upgrades; hard wired & interlinked smoke and heat detection; data cabling, showers and extractors; installation of electrical appliances; external security lighting; and installation of gas and water bonding. We also install design feature lighting in new build and old properties. 


Almost every house refurbishment project will need experienced carpenters. Our carpentry services include: fittings doors, skirting boards, building stairs, making custom-built wardrobes and cabinetry, fitting kitchens, alcove cabinets and bookcases, wooden windows frame repairs, laying engineering wood and parquet flooring, floor restoration and sanding,  installing floating shelving, and building storage cabinets, stud works and decking.  


home renovation


We offer free estimates and quotes which of course include labour and building material costs, but other fixtures and fittings, such as wallpaper, tiles or flooring have to be costed separately, based on the client’s choices and budget.


We can also offer advice and suggestions about interior design, from the overall look and feel of your home, to its individual fixtures and fittings. 


If you are considering our house refurbishment services for home or residential investment properties in Nothing Hill, Maida Vale, Kensington, Highgate, Islington, Camden, Swiss Cottage, Chiswick, Hampstead Heath, Golders Green, St John's Wood, Primrose Hill,  Brandesbury, Kilburn, Queens Park,  Kentish Town, Kilburn, Tufnell Park,  Fitzrovia,  Dartmouth Park, East Finchley, North Finchley, the Hampstead Garden Suburb or similarly positioned areas of London, please feel free to contact us for a free, no-obligation consultation. 


0203 515 0074

Plumbing and Heating

Plumbing and Heating

Plumbing and Heating services provided by experienced Gas Safety registered plumbers and service engineers. We guarantee the highest standards of workmanship. Whether it is leaking tap, full bathroom installation or boiler replacing, our plumbers will leave you feeling fully satisfied with the neat and efficient work that has been carried in your home. ...more info >

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