Based in Grassendale, Liverpool, covering the Wirral & Merseyside 07703 4345450151 345 4350office@pbsnw.uk - HomeAboutServices Areas Our WorkContactGet your free quote Home / Areas / Sefton # Builders in Sefton Extensions, loft conversions and renovations for homeowners across Sefton, from a family-run Liverpool business based in Grassendale. Get your free quote Call 07703 434545 Family-run for over 40 years · all work fully guaranteed One point of contact from start to finish - Our own team handles every stage - From planning advice through to decorating & landscaping - Architects & structural engineers we can recommend - Fully qualified tradespeople on every job - Covering Liverpool, the Wirral & Merseyside - Open 8am-6pm - One point of contact from start to finish - Our own team handles every stage - From planning advice through to decorating & landscaping - Architects & structural engineers we can recommend - Fully qualified tradespeople on every job - Covering Liverpool, the Wirral & Merseyside - Open 8am-6pm Local to you ## North of the city: building work across Sefton Sefton runs north from Liverpool along the coast, taking in towns such as Bootle, Crosby, Maghull, Formby and Southport. It sits within the wider Merseyside area we cover alongside our main focus of Liverpool and the Wirral. Whether you’re after a single storey kitchen extension, a dormer loft conversion or a full house renovation, you get a free, fixed-price quote and one point of contact from advice and planning through to decorating and landscaping. We bring in architects and structural engineers we can recommend where a project needs them, and our team of fully qualified tradespeople carries out the work, so you deal with one team from start to finish. Services ## Building services in Sefton. ### Single Storey Extensions Find out more ### Double Storey Extensions Find out more ### Kitchen Extensions Find out more ### Loft Conversions Find out more ### House Renovations Find out more ### Knock-Throughs & Structural Alterations Find out more ### Kitchens Find out more ### Bathrooms Find out more ### HMO Conversions Find out more Why choose Premier ## Why Sefton homeowners choose us. - Family-run for over 40 years A family business with decades of building work behind it. - A skilled team with 20+ years’ hands-on experience Our family-run building team, led by Anthony and his brother, is on hand throughout your project. - One point of contact From advice and planning through to decorating and landscaping. - Trusted, fully qualified tradespeople Our own team handles every stage, so you deal with one team from start to finish. - Free, fixed-price quotes You know the cost of the agreed work before anything starts. - Fully guaranteed and insured All work fully guaranteed. Public liability and employer’s liability insured. How it works ## Three clear steps, one contact. - 01 ### Free, fixed-price quote We visit, talk through what you want and give you a clear, fixed price for the agreed work. - 02 ### Planning advice and support We advise on what’s needed and work with architects and structural engineers we can recommend. - 03 ### Build and finish Our team of fully qualified tradespeople builds and finishes the work, with one point of contact throughout. Examples of our work See all our work Questions ## Building work in Sefton: your questions. Do you cover Sefton?Yes. Sefton is part of the wider Merseyside area we cover. Call us to check your town and we’ll arrange a visit. Do you work in Southport and Formby as well as Bootle and Crosby?Call us with your address and we’ll confirm straight away whether we can take on your project. Can you help with planning for an extension in Sefton?Anthony will advise on what’s needed for your project, and we work with architects and structural engineers we can recommend to prepare drawings and calculations. How much does building work cost in Sefton?We don’t publish prices because every home and every job is different. We visit, talk through what you want and give you a free, fixed-price quote, so you know the full cost of the agreed work before anything starts. ## Other areas we cover - Builders in Aigburth - Builders in Allerton - Builders in Woolton - Builders in Childwall - Builders in Wavertree - Builders in Birkenhead - Builders in Wallasey - Builders in Heswall - Builders in West Kirby - Builders in Knowsley - Builders in St Helens ## Get your free quote in Sefton. Tell us about your project and Anthony will be in touch to arrange a visit and a free, fixed-price quote. Call 07703 434545 or 0151 345 4350 - Free, fixed-price quote - One point of contact from start to finish - Fully insured and all work fully guaranteed Premier Building Solutions NW Ltd 191 St Mary's Road, Grassendale, Liverpool, L19 0NE 07703 434545 0151 345 4350office@pbsnw.uk Services - Single Storey Extensions Liverpool & Wirral - Double Storey Extensions Liverpool & Wirral - Kitchen Extensions Liverpool & Wirral - Loft Conversions Liverpool & Wirral - House Renovations Liverpool & Wirral - Knock-Throughs & Structural Alterations Liverpool & Wirral - Kitchens Liverpool & Wirral - Bathrooms Liverpool & Wirral - HMO Conversions Liverpool & Wirral Areas covered - Builders Aigburth - Builders Allerton - Builders Woolton - Builders Childwall - Builders Wavertree - Builders Birkenhead - Builders Wallasey - Builders Heswall - Builders West Kirby - Builders Sefton - Builders Knowsley - Builders St Helens © 2026 Premier Building Solutions NW LtdAboutOur building projectsFree building quotePrivacy policyTerms & conditionsCookie policy Call nowFree quote