Who we are
About Us
BLM Group was founded with a simple mission: to deliver exceptional design and build services across London's most prestigious neighbourhoods. From our base in South West London, we've grown into a trusted partner for homeowners seeking luxury extensions, loft conversions, and complete property transformations.
Our project managers provide a full service from concept to completion, including interior design, architecture, and construction. Our work is guaranteed for 10 years, giving you complete peace of mind. We've been delivering design and build services officially since 2012, with our team holding well over a decade of experience.
Having worked alongside London councils across Croydon, Bromley, Kingston, Wandsworth, and beyond, we've developed a deep understanding of local planning requirements. This expertise allows us to navigate complex regulations seamlessly, delivering stunning results that our clients love.
Our Story
BLM Group began with a simple yet ambitious vision: to create a design and build company that combined architectural excellence with genuine care for client relationships. From our base in South West London, we set out to deliver spaces that are not only beautiful but truly reflective of how our clients want to live.
What sets us apart is our unwavering commitment to quality at every stage. We believe that exceptional results come from due diligence, clear communication, and a relentless focus on the details that matter. Every project we undertake—whether a luxury loft conversion, a contemporary kitchen extension, or a complete home renovation—receives the same meticulous attention to finish and craftsmanship.
We take pride in our reputation. The homes we transform reflect who we are as a company: dependable, solid, and dedicated to excellence. Our project managers guide you from initial concept through to final handover, ensuring your vision is realised with precision. With a 10-year guarantee on our work, we offer complete peace of mind to homeowners across London.
Our Core Values
Integrity
We believe in doing the right thing, every time. Honesty and transparency guide every decision we make, from initial consultation through to final handover for all our projects.
Quality
We are committed to delivering the highest standard of work on every project. From foundation to finish, our accredited team ensures no detail is overlooked.
Customer Satisfaction
Our clients are at the heart of everything we do. We listen, we communicate, and we work tirelessly to exceed expectations at every stage and have done so since 2012.
Skilled & Certified Professionals
Our team comprises highly skilled architects, project managers, and tradespeople who bring decades of combined experience to every project. We hold NICEIC, Gas Safe, and construction accreditations, ensuring all work meets rigorous safety and quality standards. From structural engineering to bespoke joinery, electrical installations to premium finishes, our professionals coordinate seamlessly to deliver exceptional results.
We invest in ongoing training and development, keeping our team at the forefront of building regulations, sustainable construction methods, and the latest design trends. Our project managers alone bring well over a decade of hands-on experience, having delivered countless successful projects across London's most desirable neighbourhoods.
Latest News Insight
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The Importance of Mould and Damp Treatment Mould and damp are common property issues that affect homes of all ages and construction types. If left untreated, they can impact both structural integrity and occupant health. Addressing these problems promptly is essential to maintaining a safe, comfortable, and healthy living environment while preventing long-term damage to the building fabric. Understanding the ...
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Essential Building Repairs Every Homeowner Should Know About All properties experience wear and tear over time, regardless of age or construction type. Knowing which building repairs commonly arise helps homeowners address issues early, reduce damage, and maintain the safety and value of their home. Structural Cracks Hairline cracks in plaster are often cosmetic, but larger cracks in walls or brickwork …
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The Benefits of GRP Roofing Systems | A Guide by BLM Group Glass Reinforced Plastic (GRP), commonly known as fibreglass roofing, has become an increasingly popular solution for flat and low-pitched roofs. Its durability, versatility, and weather resistance make it an attractive alternative to traditional felt systems. Exceptional Durability GRP roofing systems are designed to provide a seamless, watertight finish. …
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Choosing the Right Flooring for Your Home | A Guide by BLM Group Flooring plays a crucial role in both the aesthetic and practical performance of your home. Selecting the right material requires careful consideration of lifestyle, durability, suitability for the space, and overall design. Understanding Your Space Different areas of the home demand different flooring solutions. Kitchens and bathrooms …
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The Top Signs Your Property Needs a Roof Replacement Your roof is one of the most important protective elements of your property. Over time, exposure to weather conditions, ageing materials, and structural movement can cause deterioration. Recognising the early signs of roof failure can prevent serious internal damage and costly repairs. Visible External Damage One of the most obvious warning …
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Understanding Building Regulations and Planning Permission in the UK Undertaking building work on your property involves more than simply finalising designs and starting construction. Understanding whether planning permission or building regulations approval is required is a crucial early step in ensuring your project progresses efficiently, remains compliant, and avoids unnecessary legal or financial complications. Planning Permission vs Building Regulations Planning …