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Onyx Builders

Experienced teams.
Carefully managed builds.

With more than 20 years of construction experience, Onyx Builders combines skilled trades, structured project management and clear client communication to deliver residential projects with care.

OUR BUILDING SERVICES

What we can help with

Reconfigure and renew an existing property through coordinated structural work, building services, finishes and final detailing.

Deliver individually designed homes from site preparation and structure through to interiors, testing and handover.

Create useful additional space through rear, side, wraparound and loft schemes planned around the existing property.

Coordinate surveys, concept development, planning drawings and the information required to move toward construction.

Manage programme, procurement, trades, site coordination, quality checks and client reporting throughout the build.

Bring together kitchens, bathrooms, joinery, lighting and finishes as part of a complete and consistent interior package.

Upgrade older homes while protecting their proportions, character and important original features.

Improve insulation, glazing and building performance, with suitable low-energy systems considered for each property.

Maintain clear standards through planned inspections, documented checks and accountable site management.

One Coordinated Route from Idea to Completion

Our teams bring design coordination, cost planning, construction and finishing together around one agreed brief, programme and point of responsibility.

1

Discovery

We begin with a structured conversation about the property, the desired outcome, likely budget, timing and any drawings or approvals already in place.

2

Feasibility & Design Coordination

The team reviews the proposed scope, identifies planning or technical requirements and coordinates the information needed for a buildable scheme.

3

Scope, Costing & Programme

Before construction, the work is broken into a defined scope with assumptions, exclusions, allowances and an indicative delivery programme.

4

Construction Delivery

A dedicated project team coordinates trades, materials, site progress, quality checks and regular client updates throughout the build.

How we work & what to expect

Every project is unique, but our approach remains consistent — thoughtful, organised, and carefully managed from start to finish. Here’s what you can expect when working with ONYX Builders.

RECENT PROJECTS

A selection of our recent work

Tell us what you are planning

Share your project type, postcode, planning status and preferred timing. Our team will review the information and explain the most practical next step.