London  ·  Europe  ·  Middle East

Precision
in every
build

Prime Residential Builders & Refurbishment Contractors in London & Hertfordshire

Bespoke architecture, interiors and construction — delivered with absolute control, for private clients, developers, and institutional partners.

Established 2013·50+ Projects Delivered·CHAS · NICEIC · DELTA Certified·5.0 Google Rating
United Kingdom
London
Crown Building · Crown Bespoke

Our founding base. Main contractor delivering new builds, luxury refurbishments, and specialist facilities across London and the Home Counties.

United Arab Emirates
Dubai
Hamzari Group

Our UAE platform. On-ground delivery to UK-led standards for private clients and institutional partners across the Middle East.

hamzarigroup.com
International
Europe
Crown Bespoke · Cross-Border

Our cross-border reach. Structured delivery for private clients and developers, applying UK discipline and design intelligence across European markets.

50 +
Projects Delivered

From bespoke residences to landmark commercial spaces — each project a standalone commission, never templated, never standardised.

30
Years of Experience

Three decades of precision craft and delivery — built on deep relationships, absolute accountability, and a refusal to operate at volume.

3
Global Markets

UK · Europe · Middle East — the same exacting standards, precision delivery, and absolute discretion wherever you choose to build.

Who We Are

We do not operate at volume. We compete on execution.

Every project is bespoke, considered, and delivered with absolute precision. Crown Building assumes full responsibility — design through handover.

From luxury apartment refurbishment in Mayfair to basement conversions across prime London and our bespoke joinery and interiors, our senior team shares what we have learned — including a candid guide to luxury refurbishment costs.

Our Story
Ultra-luxury penthouse living room with panoramic city skyline — Crown Building

What We Do

End-to-End Luxury Building Services in London

From architecturally distinctive new builds to the meticulous restoration of heritage properties — delivered with precision and an uncompromising commitment to excellence.

Luxury new build residential property London — Crown Building

Residential

New Build & Refurbishment

Architecturally distinctive new builds and luxury refurbishments for private homeowners across London and the Home Counties.

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Premium commercial office fit-out London — Crown Building

Commercial

Commercial & Corporate

Tailored commercial fit-outs, office refurbishments, and corporate workspace design for businesses of all scales.

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Healthcare facility construction London — Crown Building

Specialist

Healthcare & Specialist

Purpose-built healthcare facilities and specialist environments, delivered to the most exacting regulatory standards.

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Why Crown Building

Three Things We Never Compromise On

Design Leadership

We lead, not follow. Every project is shaped by our architectural vision and built with precision.

Delivery Certainty

Fixed contracts, locked programmes, transparent costs. No surprises. We finish what we start, when we say we will.

Technical Discipline

Structural integrity, material quality, and craft excellence in every detail. We sweat the small stuff.

Our Approach

A Structured Process.
Seamless Results.

Five stages. No surprises. Every project follows this framework — adapted precisely to your needs.

Stage 01 / 05

Discovery & Brief

A 30-minute discovery call to understand your vision, timeline, and budget. No charge, no commitment — just an honest conversation about whether Crown is the right fit for your project.

  • Project scoping and feasibility discussion
  • Architect and consultant introductions if needed
  • Initial programme and budget framework
  • Site visit arranged within 5 working days
Who's involved Crown Director You / Your Architect
Stage 02 / 05

Design & Tender

We work alongside your design team to develop a comprehensive tender package — a detailed, itemised contract sum with transparent pricing, not a ballpark figure.

  • Full review of architectural and structural drawings
  • Specialist subcontractor pre-qualification
  • Value engineering options presented where relevant
  • JCT or bespoke contract issued for review
Who's involved Estimating Team Design Manager Specialists
Stage 03 / 05

Pre-Construction

The most underestimated phase. Crown's pre-construction management resolves design conflicts, locks in supply chains, and ensures site is ready before a single wall is touched.

  • Procurement of long-lead items — stone, joinery, fittings
  • Party wall awards and neighbour liaison
  • Construction phase plan and logistics schedule
  • Site establishment and temporary works design
Who's involved Project Manager Procurement Structural Engineer
Stage 04 / 05

Construction

Rigorous on-site management with weekly client updates, milestone photography, and direct access to your project team at all times. No surprises.

  • Dedicated site manager and contracts manager
  • Weekly progress reports with photography
  • Monthly valuation and cost reporting
  • Quality inspection at every milestone stage
Who's involved Site Manager Contracts Manager All Trades
Stage 05 / 05

Handover & Aftercare

Handover is not the end of the relationship. Crown provides a structured aftercare period with dedicated support — because how a contractor responds after completion defines everything.

  • Snagging inspection and resolution before keys are handed
  • O&M manuals and warranties compiled and issued
  • 12-month aftercare programme as standard
  • Ongoing relationship for future works
Who's involved Crown Director Aftercare Team
Luxury five-bedroom new build home in Mill Hill London — Crown Building

Featured Project

Luxury Five-Bedroom Home, Mill Hill

A complete ground-up build featuring marble flooring, bespoke joinery throughout, custom cabinetry, and the finest finishes sourced from premier suppliers across Britain and Europe.

Delivered on time and to the exacting standards our clients have come to expect from Crown Building.

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Mayfair  ·  Chelsea  ·  Hampstead  ·  Dubai  ·  Côte d'Azur  ·  Highgate  ·  Kensington

The craftsmanship is second to none — the finishes, the precision, the communication throughout. Crown Building transformed our Mayfair townhouse into a world-class home. We could not be more delighted.

Private Client  ·  Mayfair, London W1

“Seamless and exceptional from start to finish.” South Kensington “Delivered everything they promised — on time, within budget.” Mill Hill NW7 “Technically complex, beautifully executed. Extraordinary work.” Hampstead NW3 “UK standards, delivered without compromise in Dubai.” Dubai, UAE “Managed the international logistics seamlessly. Exceptional.” Côte d'Azur “A level of professionalism we had not encountered before.” Chelsea SW3 “Seamless and exceptional from start to finish.” South Kensington “Delivered everything they promised — on time, within budget.” Mill Hill NW7 “Technically complex, beautifully executed. Extraordinary work.” Hampstead NW3 “UK standards, delivered without compromise in Dubai.” Dubai, UAE “Managed the international logistics seamlessly. Exceptional.” Côte d'Azur “A level of professionalism we had not encountered before.” Chelsea SW3
★★★★★   5.0 · 14 Google Reviews
Internationally Certified & Accredited
Considerate Constructors Scheme member
CHAS accredited contractor
CITB registered building contractor
CSCS Health & Safety certified
Delta certified waterproofing contractor
Gas Safe registered contractor London
NICEIC approved electrical contractor
Positive Health & Safety accredited
Triton approved specialist systems contractor
Wykamol approved waterproofing contractor

Live Projects

Currently On Site

A real-time snapshot of where Crown Building is active right now — across London and beyond. Updated monthly.

Active
Luxury Refurbishment

Private Residence

Mayfair, London W1

Whole-house ultra-premium refurbishment. Bespoke kitchen, feature staircase, and full M&E upgrade. Completion due Q3 2026.

68% Complete
Basement & Subterranean

Subterranean Extension

Hampstead, London NW3

Two-level basement beneath a listed Victorian terrace. Structural waterproofing, cinema room, and gym. DELTA-certified works.

42% Complete
Commercial Fit-Out

Grade-A Office Refurbishment

Canary Wharf, London E14

Full strip-out and Category B fit-out across 14,000 sq ft. Feature reception, collaborative workspaces, and bespoke joinery throughout.

25% Complete

Project details shared with permission. Client names and sensitive information are not disclosed.

Free Tool

Not sure what your project demands?

Our Project Scope Assessor helps you understand the complexity, specialist requirements and realistic programme for your project — before you speak to anyone.

Start Assessment — Free

Takes 3 minutes · No costs · No commitment

Ready to Begin?

Let's Build Something Extraordinary

Have a project in mind? Speak to our team today and let's turn your vision into reality.

Contact Us