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London Construction Contractors
Selcom Building Services has been delivering comprehensive building solutions across London and surrounding areas for over two decades. Our expertise spans loft conversions, extensions, kitchen and bathroom installations, commercial projects, and essential plumbing and electrical services. We prioritise collaboration with clients from initial planning through to project completion, ensuring tailored results that meet individual needs. Our team of certified professionals adheres to Gas Safe and NICEIC standards, guaranteeing safety and quality in every undertaking. With a commitment to transparency, we provide feasibility surveys and handle planning authority liaisons on behalf of clients.

Our 10-year workmanship guarantee reflects our confidence in delivering durable, high-standard outcomes. Operating throughout South East London, Kent, Surrey, and Hertfordshire, we combine local knowledge with technical proficiency to transform residential and commercial properties. Our approach balances practicality with innovation, whether renovating existing spaces or creating new extensions. This combination of proven experience and client-focused methodology positions us as trusted partners for both small-scale repairs and large construction projects.
Services
Loft Conversions Extensions Kitchen Installations Bathroom Refurbishments Commercial Building Roofing Services Plumbing Solutions Electrical Work
Highlights and features
  • We offer over 20 years of building experience across London and South East England
  • Our team provides feasibility surveys and handles planning authority liaisons
  • We deliver projects from initial design through to completion
  • Our workmanship comes with a 10 year guarantee
  • We maintain Gas Safe and NICEIC compliance for technical services
Associations and certifications
  • Gas Safe Register
  • NICEIC
Services
Loft Conversions
We specialise in creating functional living spaces from loft conversions. Our service includes structural assessments, dormer installations, and en-suite bathroom integration. With 20+ years' experience, we ensure seamless compliance with planning regulations while maximising space efficiency. Our solutions blend with property aesthetics and include a 10-year workmanship guarantee.
Bathroom Installations
Our bathroom specialists deliver complete installations for residential and commercial properties. We accommodate various specifications including wet rooms, en-suites, and luxury fittings. The process involves design consultation, plumbing upgrades, and tiling solutions. All projects utilise qualified tradespeople maintaining strict adherence to building regulations and safety standards.
Kitchen Installations
We offer full kitchen installation services including unit fitting, appliance integration, and flooring solutions. Our team works with major brands like Howdens and IKEA while maintaining high finish standards. The service covers complete demolition of existing installations and ensures clean, professional results matching client design preferences.
Commercial Building
Our commercial services include office fit-outs, hotel refurbishments, and maintenance projects. We provide asbestos removal, plumbing installations, and full project management. Recent clients include Crystal Palace Football Club and local authorities, with work carried out to required health and safety standards across London.
Plumbing Services
We deliver domestic and commercial plumbing solutions including boiler installations and radiator replacements. All plumbers are Gas Safe registered with expertise in heating systems for properties ranging from small homes to hotels. We ensure safe, efficient installations with full compliance to current regulations.
Questions
What building services do you offer in London?
We provide loft conversions, kitchen and bathroom installations, extensions, commercial building projects, roofing, plumbing and electrical services across London and surrounding counties.
How experienced are your construction teams?
Our builders have over 20 years' combined experience delivering residential and commercial projects across South East England with full technical accreditations maintained.
Do you handle planning permissions for extensions?
Yes, we conduct feasibility surveys and liaise with local planning authorities on behalf of clients throughout the project process.
What guarantees apply to your workmanship?
All building works come with a 10-year guarantee covering structural integrity and installation quality standards.
Are your tradespeople certified for technical work?
Our plumbers are Gas Safe registered and electricians work to NICEIC standards ensuring all installations meet required safety regulations.
What areas do you cover for building projects?
We operate throughout London including South East, North, East and West London areas plus Kent, Surrey and Hertfordshire regions.