> Source: https://fixiz.co.uk/ Since 2020 # Transform Your Home With *Expert Building* Services Loft Conversions β€’ House Extensions β€’ Garage Conversions πŸ›‘ Fully Insured πŸ— [FMB Member](https://www.fmb.org.uk/builder/fixiz-ltd.html) βœ… TrustMark Registered [Get a Free Quote β†’](#contact) [Our Services](#services) **200+**Projects Completed **β˜…β˜…β˜…β˜…β˜…**5.0 Rating Our Services ## Expert Building Services in London From loft conversions to house extensions, we deliver high-quality building services that transform your home and add value to your property. ![Loft Conversions](https://fixiz.co.uk/wp-content/uploads/2026/03/blob.avif) ### Loft Conversions Transform your unused attic space into a beautiful living area. - Dormer Conversions - Velux Conversions - Mansard Conversions [Learn More](https://fixiz.co.uk/loft-conversion-london/) ![House Extensions](https://fixiz.co.uk/wp-content/uploads/2026/03/House-Extension-25.avif) ### House Extensions Add valuable space to your home with our expert extension services. - Rear Extensions - Side Extensions - Wrap-around Extensions [Learn More](https://fixiz.co.uk/house-extension-london/) ![Garage Conversions](https://fixiz.co.uk/wp-content/uploads/2026/03/Garage-Conversion-25.avif) ### Garage Conversions Convert your garage into functional living space. - Full Conversions - Partial Conversions - Home Offices [Learn More](https://fixiz.co.uk/garage-conversion-london/) Why Choose Us ## The Fixiz Difference We pride ourselves on delivering exceptional quality and service on every project. πŸ• #### Since 2020 Delivering quality building projects across London since 2020. πŸ›‘ #### Fully Insured Complete peace of mind with comprehensive insurance coverage on all projects. πŸ’° #### Fixed Price Quotes Transparent pricing with no hidden costs. Know exactly what you are paying for. πŸ“ #### Local Experts London and M25 coverage with expert knowledge of local planning regulations. Our Process ## How It Works From initial consultation to project completion, we guide you through every step. 01 #### Consultation Free site visit and detailed quote. We discuss your vision and assess your property. 02 #### Design Architectural plans and approvals. We handle all planning permission requirements. 03 #### Build Expert construction by our skilled team. Quality workmanship at every stage. 04 #### Complete Final handover and aftercare support. Your dream space is ready to enjoy. Our Work ## Recent Projects Browse our portfolio of completed loft conversions, house extensions, and garage conversions. ![Dormer Loft Conversion](https://fixiz.co.uk/wp-content/uploads/2026/03/blob.avif) ##### Dormer Loft Conversion North London ![Kitchen Extension](https://fixiz.co.uk/wp-content/uploads/2026/03/Kitchen-Extension-25.avif) ##### Kitchen Extension South London ![Home Office Conversion](https://fixiz.co.uk/wp-content/uploads/2026/03/Garage-Conversion-25.avif) ##### Home Office Conversion East London ![Master Bedroom Suite](https://fixiz.co.uk/wp-content/uploads/2026/03/Loft-Conversion-27.avif) ##### Master Bedroom Suite West London ![Luxury Bathroom](https://fixiz.co.uk/wp-content/uploads/2026/03/Luxury-Bathroom.avif) ##### Luxury Bathroom Central London ![Double Storey Extension](https://fixiz.co.uk/wp-content/uploads/2026/03/DRear-double-Extension.avif) ##### Double Storey Extension Surrey ### Our Day to Day Real projects, straight from our team’s phones β€” no filters, no stock photos. ![Fixiz tradesman preparing a London living room for redecoration with dust sheets](https://fixiz.co.uk/wp-content/uploads/2026/06/20230408_155922-scaled.avif)![Fixiz builder carrying out interior renovation work in a London property](https://fixiz.co.uk/wp-content/uploads/2026/06/20230408_155742-scaled.avif)![Fixiz decorator masking up a London room before painting](https://fixiz.co.uk/wp-content/uploads/2026/06/20230408_155720-scaled.avif)![New copper pipework from a Fixiz bathroom plumbing first-fix in London](https://fixiz.co.uk/wp-content/uploads/2026/06/20230323_105059-scaled.avif)![Fixiz plasterer repairing a ceiling during a London home renovation](https://fixiz.co.uk/wp-content/uploads/2026/06/20230113_135338-scaled.avif)![Fixiz team refurbishing a staircase and hallway in a London home](https://fixiz.co.uk/wp-content/uploads/2026/06/20220721_120018-scaled.avif)![Fixiz worker clearing an overgrown London garden during landscaping](https://fixiz.co.uk/wp-content/uploads/2026/06/20220509_120954-scaled.avif)![Fixiz painters rolling fresh paint onto walls in a London home](https://fixiz.co.uk/wp-content/uploads/2026/06/Fixiz-Painting.avif)![Fixiz decorating team renovating a bright bay-window room in London](https://fixiz.co.uk/wp-content/uploads/2026/06/Fixiz-Decorating-London.avif)![Fixiz builders constructing a rear conservatory extension in London](https://fixiz.co.uk/wp-content/uploads/2026/06/Fixiz-Handyman-Services.avif)![Fixiz tradesman stripping out a London kitchen ahead of refurbishment](https://fixiz.co.uk/wp-content/uploads/2026/06/IMG_20230206_223639_034.avif)![Fixiz installer fitting a large glazed panel into a London rear extension](https://fixiz.co.uk/wp-content/uploads/2026/06/WhatsApp-Image-2024-01-11-at-21.14.35.avif)![Fixiz team laying a patio and groundworks in a London back garden](https://fixiz.co.uk/wp-content/uploads/2026/06/WhatsApp-Image-2024-01-11-at-20.13.04.avif)![Fixiz carpenter framing a stud wall during a London loft conversion](https://fixiz.co.uk/wp-content/uploads/2026/06/WhatsApp-Image-2024-01-11-at-20.13.03-1.avif)![Fixiz worker fitting plasterboard during a London home extension](https://fixiz.co.uk/wp-content/uploads/2026/06/WhatsApp-Image-2024-01-11-at-20.13.02.avif)![Fixiz joiner installing a door frame during a London renovation](https://fixiz.co.uk/wp-content/uploads/2026/06/WhatsApp-Image-2024-01-11-at-20.13.04-1.avif)![Fixiz team fitting new window frames in a London property](https://fixiz.co.uk/wp-content/uploads/2026/06/WhatsApp-Image-2024-01-11-at-20.13.03.avif)![Fixiz installer fixing EcoTherm insulation boards in a London loft conversion](https://fixiz.co.uk/wp-content/uploads/2026/06/WhatsApp-Image-2024-01-11-at-20.13.02-1.avif)![Fixiz worker insulating walls with rigid boards during a London extension](https://fixiz.co.uk/wp-content/uploads/2026/06/WhatsApp-Image-2024-01-11-at-20.13.01.avif)![Fixiz plasterer skimming a wall to a smooth finish in a London home](https://fixiz.co.uk/wp-content/uploads/2026/06/WhatsApp-Image-2024-01-11-at-20.13.00.avif)![Fixiz roofers working on a flat roof above London rooftops](https://fixiz.co.uk/wp-content/uploads/2026/06/WhatsApp-Image-2024-01-11-at-19.51.28.avif)![Fixiz plasterer skim-coating a wall in a newly floored London room](https://fixiz.co.uk/wp-content/uploads/2026/06/WhatsApp-Image-2024-01-11-at-19.58.00-2.avif)![Fixiz decorator painting around a window during a London refurbishment](https://fixiz.co.uk/wp-content/uploads/2026/06/WhatsApp-Image-2024-01-11-at-19.58.00.avif)![Fixiz tradesman at work during an interior renovation in London](https://fixiz.co.uk/wp-content/uploads/2026/06/WhatsApp-Image-2023-11-14-at-21.15.37-2.avif)![Fixiz tiler working on a tiled bathroom wall in a London property](https://fixiz.co.uk/wp-content/uploads/2026/06/WhatsApp-Image-2023-11-14-at-21.15.37-Copy.avif)![Fixiz team mixing concrete for a garden patio installation in London](https://fixiz.co.uk/wp-content/uploads/2026/06/unnamed-7.avif)![Fixiz tradesman carrying out maintenance work on a London balcony terrace](https://fixiz.co.uk/wp-content/uploads/2026/06/unnamed-5.avif)![Fixiz builder restoring a stone door surround on a period London property](https://fixiz.co.uk/wp-content/uploads/2026/06/unnamed-1.avif)![Freshly laid concrete screed completed by Fixiz on a London project](https://fixiz.co.uk/wp-content/uploads/2026/06/IMG-20230802-WA0060.avif)![Fixiz painter in a protective suit spray-painting a London interior](https://fixiz.co.uk/wp-content/uploads/2026/06/IMG-20230913-WA0037.avif)![Newly fitted modern kitchen with stone worktop installed by Fixiz in London](https://fixiz.co.uk/wp-content/uploads/2026/06/IMG-20231130-WA0003.avif)![Fixiz decorator painting beside sash windows in a London home](https://fixiz.co.uk/wp-content/uploads/2026/06/IMG-20230227-WA0016-1o.avif)![Fixiz worker finishing a bright loft conversion with skylights in London](https://fixiz.co.uk/wp-content/uploads/2026/06/IMG-20230205-WA0037.avif)![Fixiz team redecorating a London period room with sash windows](https://fixiz.co.uk/wp-content/uploads/2026/06/IMG-20230227-WA0018-1.avif)![Completed interior renovation with recessed lighting by Fixiz in London](https://fixiz.co.uk/wp-content/uploads/2026/06/IMG-20230406-WA0027.avif)![New resin-bound driveway and stepping stones laid by Fixiz in London](https://fixiz.co.uk/wp-content/uploads/2026/06/IMG-20230525-WA0011.avif)![Fixiz decorator finishing an alcove beside a fireplace in a London home](https://fixiz.co.uk/wp-content/uploads/2026/06/IMG_20230213_192900_193-scaled.avif) Testimonials ## What Our Clients Say SR β˜…β˜…β˜…β˜…β˜… > β€œJavier and his team completed a full-scale interior and exterior renovation of our four-bedroom home over 7 to 8 months, including complete bathroom and kitchen renovations and a rear extension. Professional throughout.” **Shalaka Ranadive***β€” Google review* LF β˜…β˜…β˜…β˜…β˜… > β€œJavier’s team have become a critical asset to our company. The building has 42 flats and incurs all sorts of issues night and day. The support has been second to none, professional, helpful and competitive.” **Lydia Foulkes***β€” Google review* DE β˜…β˜…β˜…β˜…β˜… > β€œJavier and his team did a great job converting the garage to council regulations. We were so happy we commissioned them for other renovation work too. Good value for money and would highly recommend.” **Diotima Eleftheria***β€” Google review* ## Ready to Transform Your Home? Get a free, no-obligation quote today. Let us discuss your project. [☎ 020 7971 3181](tel:02079713181) [πŸ’¬ WhatsApp Us](https://wa.me/447903122883) [Get a Free Quote β†’](https://fixiz.co.uk/contact-us-free/) Request your free fixed-price quote β˜… 5.0 Β· 40 Google reviews Β· Reply within 24 hours