
Dormer Loft Conversion
North London
A dormer loft conversion project.

Fixiz Ltd · Company 14561967 · Trading heritage since 2020
Active, accounts up to date·main contractor & developer·Head office London
Fixiz was founded in 2020 by Javier Vazquez, a seasoned Construction Senior Project Manager with experience on iconic projects like Tottenham Hotspur Stadium and HS2. Starting as a maintenance and property services company, Fixiz built a trusted reputation before expanding into full construction projects, bringing landmark-quality craftsmanship to homeowners across North London. The company prides itself on exceptional quality, transparent fixed pricing, and on-time delivery, guided by deep local knowledge of London planning regulations.
Fixiz specialises in transforming homes through loft conversions, house extensions, and garage conversions, adding significant value and living space. Their process involves free consultations, expert design and planning, seamless handling of building regulations, and high-quality construction by a skilled team. They offer a fixed-price guarantee, ensuring no hidden costs for clients.
0-star rating from numerous client reviews.

North London
A dormer loft conversion project.

South London
A kitchen extension project.

East London
A garage converted into a home office.

West London
A master bedroom suite created through a conversion.

Central London
A luxury bathroom project.

Surrey
A double storey extension project.
London
Full-scale interior and exterior renovation of a four-bedroom home, including complete bathroom and kitchen renovations and a rear extension.
Client · Shalaka Ranadive

London
A rear extension on a four-bedroom home.
Client · Shalaka R.

Enfield, N21
Side return extension completed on time and on budget, handling planning permission, structural calculations, and Building Control.
Client · Robert K.

Haringey, N22
A fantastic wraparound extension creating a new open-plan living area.
Client · Helen D.

Finchley, N12
A dormer conversion that provided a spacious master bedroom with en-suite, completed on time with a superb finish.
Client · Karen W.

Barnet, EN5
A loft conversion that added an extra bedroom, with all party wall agreements and Building Regulations handled.
Client · Michael R.
This profile was compiled from public records. Claim it to add the things buyers ask for:
Fixiz delivers loft conversions, house extensions, garage conversions and property services across North London. Request a no-obligation project review. Their listed services include Loft conversions, Extensions, Refurbishment and Design & build.
Fixiz is registered at Chocolate Factory 2, 4 Coburg Road, London, N22 6UJ, in London.
Fixiz states that it works across North London and London.
Accounts filed for the year to 2025 report 2 employees, which places the company in the 1-9 employees band.
Fixiz does not disclose turnover: UK small-company accounts are not required to. Based on headcount and trade debtors in its filed accounts, turnover is likely to fall between £190k and £500k. This is an estimate, not a filed figure.
Companies House lists Fixiz as active, with accounts most recently made up to 2025-10-31.
Fixiz displays FMB and TrustMark on its website.
Fixiz works in Residential.
Fixiz was incorporated on 2022-12-29, though the company says it has traded since 2020.
Planyard keeps budgets, committed costs and variations live, so the figure in front of you is today's rather than last month's.