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Business Details
23 Years
experience
Professional Building Contractors in London
Acorn Construction has been delivering professional building solutions since 2003, specialising in residential and commercial projects across London. Founded by Colin Forrest, a former senior executive in engineering and construction, our company was established to address the industry's need for reliable, high-quality service. With over two decades of combined experience, our team of qualified professionals and skilled tradespeople has built an unrivalled reputation for excellence in home extensions, refurbishments, and commercial fit-outs. We maintain full insurance coverage and industry accreditations, ensuring every project meets the highest standards of safety and craftsmanship.

Our commitment to transparency, client communication, and problem-solving has earned us endorsements from TrustMark and the Federation of Master Builders. We pride ourselves on managing complex projects with minimal disruption to occupants, offering tailored solutions from initial design to final completion. Our in-house expertise extends to temporary living arrangements during renovations, including fully functional kitchen setups. With a robust network of trusted suppliers and subcontractors, we deliver comprehensive building services while maintaining complete quality control throughout every project.
Services
Kitchen Extensions Loft Conversions House Refurbishments Commercial Fit-Outs Bathroom Renovations Rear Extensions Garage Conversions Driveway Installations Victorian Terrace Renovations Hotel Refurbishments
Details
  • Year established: 2003
Highlights and features
  • 20+ years combined experience in residential and commercial construction
  • Fully managed projects with minimal disruption to occupants
  • In-house team of qualified professionals and certified engineers
  • Endorsed by TrustMark and Federation of Master Builders
  • Comprehensive service including temporary living arrangements
Associations and certifications
  • TrustMark
  • Federation of Master Builders
What people say
Attention to detail Excellent communication Professional team On-time delivery High-quality finish
Services
Kitchen Extensions
We specialise in creating spacious kitchen extensions that enhance family living areas. Our expert team delivers bespoke designs tailored to your property's architecture and your lifestyle needs. With full project management from planning to completion, we ensure minimal disruption while maintaining the highest standards of craftsmanship and functionality.
Loft Conversions
Transforming unused loft spaces into functional rooms with ensuite facilities. Our conversions incorporate modern insulation, lighting, and ventilation systems while maintaining structural integrity. We handle all aspects including staircase installation and compliance with building regulations to create valuable additional living space.
House Refurbishments
Comprehensive home renovation services covering complete property makeovers and targeted upgrades. We modernise tired interiors while preserving architectural character, specialising in period properties and challenging layouts. Our approach combines traditional craftsmanship with contemporary design solutions for enhanced functionality and value.
Commercial Fit-Outs
Specialist refurbishment and maintenance for hospitality and commercial properties across London. We deliver high-end finishes in operational environments, working around business hours with minimal disruption. Our portfolio includes 5-star hotel renovations and restaurant fit-outs to exacting industry standards.
Bathroom Renovations
Complete bathroom transformations incorporating modern fixtures, efficient layouts, and premium finishes. We handle plumbing, tiling, and electrical work to create functional, stylish spaces. Our team specialises in both standalone renovations and integrated projects within larger refurbishment schemes.
People
Colin Forrest
Director
With extensive construction industry experience, Colin leads projects ensuring quality and client satisfaction. He manages relationships with architects and handles complex council negotiations while maintaining hands-on involvement in every project's execution.
Questions
What areas do you cover for residential projects?
We operate across London, specialising in South East London for domestic work including Greenwich, Eltham, and SE12 areas.
Are you qualified to handle listed buildings?
Yes, our team has experience with Victorian terraces and heritage properties, maintaining period features while implementing modern improvements.
How do you manage large-scale renovations?
We provide full project management including temporary living solutions, weekly progress updates, and coordinated supplier management throughout the build process.
What commercial experience do you have?
We've completed refurbishments for multiple 5-star hotels in Central London including The Andaz and Churchill Hotel projects.
How are unexpected issues handled during construction?
We maintain transparent communication, providing immediate updates and collaborative solutions for any unforeseen challenges that arise during your project.
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