Built exclusively to serve interior designers.
We founded Harris & Williams after witnessing the chronic friction between ambitious interior designers and traditional building contractors.
A fundamental imbalance in the construction industry.
For decades, high-end residential construction has operated on an outdated contractor model. Builders were designed to construct raw shells, manage groundworks, or build generic housing blocks. They were never organized to interpret the subtle poetry of luxury interior architecture.
When an interior design studio took on a prime project, they were forced into an impossible trade-off: either spend their days arguing with site foremen about 3mm shadow gaps and concealed HVAC grilles, or watch their carefully conceived design intent get diluted by on-site compromises.
Harris & Williams was created to eliminate this compromise permanently. We built a construction company from the ground up that speaks the language of design, respects architectural drawing sets, and operates with white-label discretion.
The standards that govern our practice.
Design Primacy
We treat drawing sets as sacred specifications, not negotiable suggestions. Our engineering exists solely to realize the creative vision faithfully.
Micro-Tolerances
Prime interiors are defined by junctions: where stone meets timber, where millwork meets plaster. We hold all finishes to half-millimetre standards.
Discreet Execution
We operate strictly behind your brand. Uniforms, site protection, signage, and documentation are designed to make us an invisible, polished partner.
Single-Point Accountability
No fragmented subcontracting blame games. One Project Director, one contract, and total ownership of programme, quality, and statutory sign-offs.
Directed by engineers, driven by design.
Pierre Williams
Commercial Director MCIOB
Over 25 years’ experience in UK construction, property, and development. Specialist in complex and listed buildings, with deep expertise in Building Safety Regulator (BSR) compliance and high-risk projects.
George Harris
Build Director
Brings his knowledge from the tech industry to give Harris & Williams its edge. Co-founded the firm with Pierre after collaborating on industry BSR compliance tools.
Standards of Site Conduct
The atmosphere of a construction site directly impacts the quality of the finished interior. We run quiet, immaculate, structured sites.
Museum-Grade Protection
Finished timber, imported stone, and bespoke joinery are sealed under multi-layer breathable Armour-board and impact foam until formal handover.
Acoustic & Dust Curfews
HEPA filtration air scrubbers operate continuously on site. High-decibel cutting is restricted to designated acoustic enclosures.
Uniformed Site Teams
All 200+ network craftsmen adhere to standardized Harris & Williams site uniforms, strict non-smoking policies, and designated welfare facilities.
Daily Photo Reporting
Design studios receive daily photographic logs, MEP elevation scans, and weekly critical-path lookahead reports via our client portal.
Meet with our partners.
We welcome introductory conversations with studio founders and design directors.
Arrange a Studio Meeting