What makes us different
Our in-house architectural services
Technical design experts provide accurate drawings and structural plans to ensure full building regulation compliance.
Federation of Small Businesses member
Active membership demonstrates a commitment to professional trade standards and reliable local building practices.
Symphony kitchen retailer
Access high-quality cabinetry and modern fixtures through an authorised supplier of this premium British brand.
All-in-one building solutions for your home
B H I Building Services provides a complete range of building services in Portsmouth, covering everything from house extensions and loft conversions to kitchen installations and garage or conservatory conversions. As trusted local building specialists, we provide a complete design and build service under one roof. Our experienced team covers all trades, offering bespoke solutions tailored specifically to your home and requirements. You benefit from high-quality workmanship with meticulous attention to detail on every fully managed project, from initial concept to completion. We prioritise clear communication and transparent pricing to ensure your renovation journey is straightforward and stress-free.
Expertise across every trade, tailored for you
Our experienced team handles all aspects of your project, including plumbing, electrics, plastering, and flooring, so you never have to juggle multiple contractors. We specialise in single and double-storey house extensions and transform lofts into functional bedrooms, offices, or living areas. We offer a complete kitchen design, supply, and installation service, but we also provide professional fitting for pre-purchased kitchens. Additionally, we convert underused garages into fully functional rooms and upgrade existing conservatories into comfortable, year-round living spaces. Every solution is designed to enhance your lifestyle while ensuring full regulatory compliance.
Why do more Portsmouth homes choose us
The journey begins with an initial consultation to understand your ideas and requirements, followed by a thorough site survey and assessment of your property. B H I Building Services provides design and planning support tailored to your project, including guidance with planning permission and building regulations where required. You will receive a detailed quotation with a clear scope and timeline before construction is carried out by our skilled, experienced tradespeople. Throughout the build, we provide regular updates and dedicated project management. The process concludes with a final inspection and handover upon completion to ensure total satisfaction.