We update and transform homes in line with our clients’ needs and preferences, offering everything from handyman services to bespoke kitchen and bathroom installations.
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Domestic Builders in Barnet
Building, Installation and Handyman Services

Located in Finchley and covering all surrounding North London areas, including Barnet, Cobalt Contractors is an established company of domestic builders and tradespersons with an incredible 120 years of combined experience. We offer a full range of building, construction, installation and handyman services, incorporating project management into all aspects of our work for a faster, well-organised and affordable outcome.

We have experience in all areas of property refurbishment and renovation, using our skills to provide kitchen installation, bathroom installation and fencing installation to domestic customers, commercial clients and property developers.

The Cobalt Contractors team invites clients to read our blog for more inspiration and advice.

Our domestic builders and tradespeople are equally at home working for estate agents, letting agents and care homes.

We take pride in our work, applying meticulous attention to every detail so we fulfil your needs in the most professional manner. With an exemplary track record and qualified staff who work to all current standards, including the UK Building Regulations, Cobalt Contractors is confident in meeting and exceeding expectations on your next project.

From planning to completion, we take projects in the Finchley, Barnet and North London areas to a successful completion.





Practical, stylish bathrooms to help unwind and de-stress.



Tailored cooking, baking and dining spaces to suit unique needs.



We can add privacy, security, safety and attractive boundaries.


Handyman Services

We undertake most general maintenance and repair work.


Building Services

A wide range of services to improve your home or other property.


Areas We Cover

Covering all of North London into Essex and Hertfordshire.

Our Company Credentials

Cobalt Contractors is a member of the Federation of Master Builders, Trustmark, My Builder and Rated People. All builders and trades on our team carry CSCS cards and we have the appropriate levels of employer and public liability insurance. We offer simple quotations, the best finishes with our workmanship, and exceptional standards of aftercare. 

Our company has multiple five-star ratings on customer review websites thanks to feedback from our previous jobs.

If you have had building work, refurbishments, renovations or maintenance undertaken by other domestic builders and feel unhappy with the results, we will respond quickly with an immediate plan of action and promise to have staff on the job at the very first opportunity. Cobalt Contractors has an excellent supplier network in the Finchley and Barnet areas, which gives us access to quality materials at a competitive price.

This makes us the area’s trusted choice for kitchen installation, bathroom installation, fencing installation and much more.

Should you need our team for emergency building or handyman services, we can oblige with 24-hour callouts. If you need a job completing to a tight timescale, we promise to help you finish work on time by working over evenings and weekends.

Cobalt Contractors can offer you a one-year workmanship guarantee and, for high-value projects, will work nationwide.

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What We Do

Our service range includes:
Cobalt Contractors invites enquiries from all sectors in Finchley, Barnet and the surrounding areas. Call us today for a responsive service built on the core principles of quality, professionalism and the very best in customer care.
For building, construction and handyman services in Finchley, Barnet and North London, call our domestic builders on 07434 505864.
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