Completed kitchen and home refurbishment by Johnson Construction
Johnson Construction & Building Ltd

Trusted Builders in Dorking and Across Surrey

An experienced, family-run building company specialising in house extensions, loft and garage conversions, refurbishments, roofing and complete property improvements.

Established in 2010 Family-run Fully insured Workmanship guaranteed
2010

Established Company

Family-run builders based in Dorking.

40+

Years of Experience

Extensive combined construction experience.

Complete Service

Building work and supporting trades coordinated.

12M

Workmanship Guarantee

Additional confidence and peace of mind.

Completed modern gable house extension by Johnson Construction
Local. Experienced. Hands-On.

Building Better Homes Across Surrey

Johnson Construction & Building Ltd is a family-run building company based in Dorking. Since forming in 2010, we have helped homeowners across Surrey improve, extend and transform their properties.

From creating much-needed space with an extension or conversion to completely refurbishing an existing property, our experienced team can manage the different stages required to deliver a complete result.

  • Personal service from a local family-run company
  • One dependable point of contact throughout
  • Clear communication and experienced workmanship
What We Do

One Trusted Team for Your Entire Project

Practical building expertise covering major property transformations and the skilled work needed to complete them properly.

View All Services
Completed house extension by Johnson Construction
Extensions

House Extensions

Create valuable new living space with an extension designed to complement your existing home.

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Structural roof carpentry by Johnson Construction
Conversions

Loft Conversions

Turn unused roof space into a bright, comfortable and practical addition to your property.

Explore loft conversions →
Completed garage and outbuilding project
Conversions

Garage Conversions

Transform an underused garage into a home office, bedroom, gym, playroom or additional living area.

Explore garage conversions →
Bright completed property refurbishment
Refurbishments

Property Refurbishments

Modernise a dated property, improve its layout or undertake a complete multi-trade renovation.

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Timber roof construction during a residential project
Roofing

Roofing Services

Roofing construction, repairs and maintenance for pitched and flat roofs as part of standalone or wider projects.

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Bespoke oak double doors by Johnson Construction
Carpentry

Carpentry and Joinery

Skilled first-fix and second-fix carpentry for structural work, interiors and finishing details.

Explore carpentry →
Completed patio and hard landscaping by Johnson Construction
Landscaping

Hard Landscaping

Patios, pathways, paving and permanent outdoor improvements built to complement the property.

Explore landscaping →
Completed brick boundary wall by Johnson Construction
Brickwork

Brickwork

Professional bricklaying for extensions, walls, repairs and permanent garden features.

Explore brickwork →
Structural steel installation by Johnson Construction
Structural Work

Steel Installations

Experienced structural steel installation for openings, extensions and major property alterations.

Explore steel installations →
Experience That Matters

A Complete Building Service, Managed by One Team

Bringing the building work and supporting trades together creates clearer communication, a more coordinated project and one dependable point of contact.

Discuss Your Project
2010Established
40+Combined years
Our Work

Quality You Can See in Every Detail

A selection of completed extensions, refurbishments and property improvements delivered by Johnson Construction.

Why Homeowners Choose Us

Built Properly. Managed Personally.

Experienced workmanship, practical project management and a personal service from a local family-run company.

01

Family-Run and Local

Based in Dorking and proud of our reputation across Surrey.

02

Multi-Trade Service

Building work and supporting trades coordinated together.

03

Experienced Workmanship

More than 40 years of combined construction experience.

04

Clear Communication

Practical advice and updates throughout the project.

05

Specialist Equipment

Plant and machinery available for demanding structural work.

06

Guaranteed and Insured

Reassurance from appropriate insurance and guaranteed workmanship.

How It Works

From Your First Idea to the Finished Build

  1. 01

    Tell Us About It

    Explain your location, ideas and the work you are considering.

  2. 02

    Site Visit

    We review the property and discuss the most suitable approach.

  3. 03

    Construction

    Our team coordinates and manages the agreed stages of work.

  4. 04

    Completion

    We address the final details and complete the new space.

Local Builders in Surrey

Building and Property Services Near You

Based in Dorking and serving homeowners throughout Surrey and the surrounding areas.

Customer Feedback

Recommended by Homeowners Across Surrey

“Five star. Highly recommended.”

miket_29 Garage conversion, conservatory installation and landscaping

“The end price matched the quoted price exactly.”

ivcarr New doorway through an internal supporting wall
Common Questions

Planning Your Building Project

A few useful answers before you contact Tim or Harry about your property.

Which areas do you cover?

JCB is based in Dorking and regularly undertakes work in Bookham, Cobham, Esher, Reigate and other suitable locations across Surrey.

What building work do you undertake?

Services include extensions, loft and garage conversions, refurbishments, roofing, carpentry, landscaping, brickwork and steel installations.

Can you coordinate the different trades?

Yes. The building work and supporting trades can be coordinated through one main team and point of contact.

How do I request a quotation?

Complete the form below, telephone the office or speak directly to Tim or Harry with details of your property and proposed work.

Planning a Building Project?

Let’s Talk About Your Ideas

Tell us about your property, your location and what you would like to achieve. Tim or Harry will get back to you to discuss the next step.

Request a Quote

Provide as much information as possible about your proposed project.

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Ready to Improve Your Property?

Speak directly to Tim or Harry about your ideas.