Residential & Commercial


Grand Alliance are best positioned to oversee each stage of your project because we have an all-trade service, from routine repairs to full-scale renovations, we can guarantee that all work done on client sites will be completed to incredibly high standards because we only hire the best and most skilled tradespeople in the industry

Domestic Building Services

All Aspects of Building Work Undertaken

With many years of experience in all aspects of building work, we support residential clients with new builds, home additions and extensions, conversions and groundwork alongside repairs and maintenance work. We can offer a solution from initial design and planning through to the end product including plumbing electrical and heating work.

We can help you with:

  • Large or Small Home Improvements and Makeovers
  • Extensive Building and Renovation Projects
  • Full Property Refurbishments
  • Refurbishment of Your Rental Property If you are a landlord
  • Expert Help, Advice and Guidance – Start to Finish.

All types of Domestic Building projects including:

  • Extensions
  • Renovations
  • Alterations
  • Bathroom Fitting
  • Kitchen Fitting
  • Roof Renewals and Repairs
  • Windows, doors and conservatories
  • Fascias, Soffits
  • Groundworks
  • Brickwork

We cover all Domestic Building trades including:

  • Plastering and Rendering
  • Painting and Decorating
  • Carpentry and Joinery
  • Plumbing
  • Heating (including Gas safe registered works)
  • Roofing
  • Electrics
  • Wall and Floor Tiling

Commercial Building Services London

We cover every aspect of a commercial building project with the convenience of a single company. From design, site surveys, architectural plans to the physical build, our clients only ever have one point of contact for the duration of their work. Our commercial contracting in London aims to assist in New Builds and refurbishment projects, offering full project management services.

We are committed to providing excellent workmanship and customer service to our individual and commercial clients alike.

We offer a complete range of commercial building services such as:

  • New Build Construction Design and Build
  • Complete Renovations and Refurbishments
  • Demolition Work
  • Structural Alterations and Engineering
  • Groundworks

We use the best products, techniques, procedures, and staff for the project to ensure on-time and on-budget delivery, often providing high-quality results. Every aspect of the construction is overseen by our in-house team.