Find Trusted Builders in London
Greater London, London
36 Builders in London

Sovereign Construction London
Sovereign Construction is a premium London building firm delivering extensions, loft conversions, full renovations, and new build projects across the capital. Fully insured with over 20 years of construction experience in residential and commercial sectors.
BH Builder & Handyman
Based in London, BH Builder & Handyman offers a comprehensive range of services that include groundwork and structural work. Their team is particularly noted for their attention to detail in renovations and loft conversions, ensuring that every project is tailored to the client's vision. With a commendable rating, they are known for delivering quality workmanship alongside excellent customer service.
Brygola Construction
Located in London, Brygola Construction is well-regarded for its extensive expertise in structural work, brickwork, and loft conversions. With a rating of 3.3/5, their team is committed to delivering quality groundwork services with a professional touch.

Alexa Developments Ltd
Alexa Developments Ltd, located in London, specialises in various building services, from brickwork to loft conversions. Known for their attention to detail and quality renovations, they excel in delivering structural work that meets client expectations.
LMB Loft Conversions
Operating in London, LMB Loft Conversions specialises in creating additional living space through loft conversions and extensions. Their team's expertise in structural work and brickwork ensures high-quality projects that enhance both functionality and aesthetic appeal.
NWL Building & Roofing Ltd
Building and roofing company serving Islington, Holborn, and King Cross. Handles property repairs, extensions, and roofing work for residential and commercial clients.
AC1 Bespoke Finishes
Based in London, AC1 Bespoke Finishes excels in delivering tailored renovations and high-quality brickwork. Their expertise in loft conversions has earned them a stellar reputation, reflected in their impressive 4.9/5 rating from satisfied clients.
MoreSpace Basements
Based in London, MoreSpace Basements offers a wide range of building services including extensions and loft conversions. Their skilled team is known for delivering quality renovations and structural work, ensuring homes are both functional and stylish.

Alyas & BMT
Operating out of London, Alyas & BMT is well-regarded for their expertise in groundwork and extensions. Their skilled builders are adept at brickwork and structural projects, making them a reliable choice for diverse building needs.
Best Choice Build Ltd
Building company based in Hanwell, West London. Covers all types of domestic building work including extensions, conversions, and renovation projects across London.
All Type Home Improvements
Home improvements specialist serving South East London. Carries out a wide range of domestic building works including kitchen fitting, bathroom renovations, and general maintenance.
KNK Building Services Ltd
Based in London, Greater London, KNK Building Services Ltd offers a wide range of building solutions, including groundwork and brickwork. Despite a 3.1/5 rating, they strive to provide effective renovations and extensions, adapting to the unique needs of each client.
Davies & Daughters Building Contractors
In the heart of London, Davies & Daughters Building Contractors specialise in groundwork, brickwork, and renovations. While their rating of 3.1/5 reflects room for improvement, they bring a dedicated approach to every project, aiming to satisfy their clients across the Greater London area.

Rated Builders London
Rated Builders London offers a variety of building services in Greater London, including extensions and loft conversions. With a customer rating of 3.7/5, they are known for their expertise in structural work and their ability to transform spaces with a professional approach.
MAM Building Services Ltd
Building services company based in Notting Hill, West London. Carries out extensions, kitchen renovations, and complete property refurbishments across London.
PN Tiling and Flooring
Based in London, PN Tiling and Flooring offers a comprehensive range of building services, specialising in groundwork and brickwork. Their expertise in renovations and loft conversions has earned them a solid reputation with a customer rating of 4.2/5, drawing on extensive experience to ensure high-quality results.
Debonair Group
Located in London, Debonair Group offers a comprehensive range of building services, including extensions and structural work. Known for their skilled bricklaying, their team is dedicated to delivering high-quality craftsmanship that meets the diverse needs of their clients.

B.E.L. Group
In the heart of London, B.E.L. Group specialises in all aspects of building, with expertise in renovations and structural work. Their focus on high-quality brickwork and stylish loft conversions has earned them a commendable reputation among clients. With competitive pricing, they cater to both residential and commercial projects with care.

House Renovation
House Renovation is a prominent builder in London, Greater London, specialising in diverse construction projects, including renovations and loft conversions. Their skilled approach to brickwork and attention to detail transforms homes while meeting client expectations with every build.
Horton Builders
Horton Builders, based in London, provides expert solutions in loft conversions and extensions, complemented by their structural work and groundwork expertise. Their 4.4-star rating reflects a dedication to client satisfaction and meticulous attention to detail.
Patterson Construction
Operating out of London, Patterson Construction has built a solid reputation for their expertise in extensions, loft conversions, and renovations. Their skilled team is also adept in brickwork and groundwork, ensuring high-quality craftsmanship in every project. With competitive rates and a commitment to customer satisfaction, they are a reliable choice for construction needs.
BNM Builders ltd
BNM Builders Ltd, operating in London, Greater London, specialise in loft conversions and home extensions. With a focus on structural work, they are dedicated to enhancing living spaces, earning a solid reputation reflected in their rating of 3.4/5.
Gaughan Group
Renowned for their diverse building services, the Gaughan Group in London excels in brickwork and loft conversions. Their focus on structural integrity and renovations, alongside a rating of 3.2/5, positions them as a dependable choice in the competitive construction landscape.
interholc
interholc is a London-based building company known for its expertise in brickwork and extensive renovations. They bring a wealth of knowledge to every structural project, ensuring that clients receive quality craftsmanship and reliable service throughout the construction process.

Marlin Contract Services
Operating in London, Greater London, Marlin Contract Services excels in various building projects, offering high-quality groundwork, brickwork, and structural work. Their solid reputation is built on years of reliable service, delivering craftsmanship that meets the diverse needs of their clients.
BH Builder & Handyman Fulham
BH Builder & Handyman Fulham is a versatile company based in London that excels in building services, including brickwork and loft conversions. Their skilled team prides itself on delivering high-quality workmanship, making them a trusted choice for construction projects of all sizes.
Peter John and co
Based in London, Peter John and co has built a reputation for excellence in construction, offering services such as extensions and loft conversions. Their experienced team combines craftsmanship with innovative design to transform homes into stunning spaces.
G Construction
G Construction serves the London area with a diverse portfolio that includes loft conversions and extensive renovations. Their 3.6/5 rating highlights their proficiency in brickwork and groundwork, ensuring that each project meets high standards of craftsmanship.
Alrimo Construction
Alrimo Construction operates in London, Greater London, and is well-regarded for their expertise in building extensions and structural projects. With a customer rating of 4.5/5, they are recognised for their attention to detail and commitment to high-quality renovations.

Renovations Team Ltd
Renovations Team Ltd, located in London, Greater London, specialise in brickwork and structural work for homes. Their commitment to quality renovations and loft conversions has earned them a reputable standing within the community.
Keir & Buildbase
In the bustling area of London, Keir & Buildbase excels in delivering high-quality groundwork, renovations, and loft conversions. Their expert team has earned a reputation for reliability and craftsmanship, reflected in their impressive customer rating of 4.6 out of 5.
Dakin Service Station Contractors Ltd
Dakin Service Station Contractors Ltd operates out of London, Greater London, delivering exceptional building services such as extensions and renovations. Their experience in brickwork, groundwork, and structural work ensures that clients receive top-quality craftsmanship in every project.

Grafton Brickwork
Grafton Brickwork serves London with a comprehensive array of building services, from intricate brickwork to large-scale renovations. Their team's dedication to quality has helped them achieve a 4.6/5 rating, making them a reliable choice for loft conversions and structural work.

AFL Construction
Based in the bustling heart of London, AFL Construction is a building firm that focuses on delivering top-quality renovations, loft conversions, groundwork, and extensions. Serving the Greater London area within a 15-mile radius, AFL Construction is strategically positioned to meet the growing demand for home enhancements and expansions. The company's team brings a wealth of experience and knowledge to the table, ensuring that every project is executed with precision and care. AFL Construction prides itself on being a member of the Federation of Master Builders, a mark that signifies a commitment to quality and professionalism in the construction industry. With CSCS card holders on board, they demonstrate adherence to health and safety regulations, ensuring that all building sites are managed responsibly. Every team member is trained under the Construction Industry Training Board (CITB) programmes, solidifying AFL Construction's foundation in both theory and practice. Additionally, their registration with Trustmark provides an extra layer of assurance, guaranteeing that all work meets the highest standards. When engaging AFL Construction for a project, clients can expect a transparent and straightforward service. The company is fully insured, providing peace of mind that any unforeseen issues will be responsibly addressed. With rates ranging from £33.00 to £70.00 per hour, AFL Construction offers competitive pricing that reflects the complexity and demands of the task at hand. Whether it's a simple refurbishment or a complex loft conversion, AFL Construction tailors its services to meet the unique needs of each client. One of the key reasons to choose AFL Construction is their commitment to customer satisfaction, even though they are yet to receive reviews. Their approach is centred on clear communication and meticulous attention to detail, ensuring that clients are kept informed throughout the entire process. They work closely with homeowners to organise schedules that minimise disruption, demonstrating an understanding of the importance of balancing construction work with daily life. In a city like London, where space is often at a premium, loft conversions and extensions are highly valued for their ability to maximise living space. AFL Construction's expertise in these areas means they can guide clients through the intricacies of planning permissions and building regulations, offering practical advice and solutions. Their groundwork services further support the creation of robust foundations for any new construction, ensuring longevity and stability. AFL Construction's dedication to quality, safety, and customer satisfaction makes them a reliable choice for anyone looking to enhance their home in Greater London. Their combination of industry-recognised qualifications and practical experience sets them apart from the competition, positioning them as a trusted partner for any building project.

Barneswood
Barneswood, based in the bustling heart of London, Greater London, is dedicated to providing a range of building services, including brickwork, extensions, groundwork, structural work, and loft conversions. Whether you are considering expanding your living space with a new extension or transforming your attic into a functional loft, Barneswood brings a wealth of experience and expertise to each project. They operate within a 15-mile radius of London, ensuring that their services are accessible to a wide array of clients throughout the city and its surrounding areas. What sets Barneswood apart is their unwavering commitment to quality and safety. As a member of the Federation of Master Builders (FMB) and a holder of the Construction Skills Certification Scheme (CSCS) card, they adhere to the highest industry standards. All team members are CITB trained, which means they are up-to-date with the latest building regulations and techniques. Their Trustmark registration further assures clients of their reliability and professionalism. With full insurance cover, clients can rest assured that any work undertaken by Barneswood is protected, offering peace of mind during what can sometimes be a disruptive process. Clients can expect clear communication and transparent pricing from Barneswood. Their rates range from £36.00 to £65.00 per hour, depending on the complexity and nature of the task at hand. This straightforward pricing helps clients budget effectively without encountering unexpected costs down the line. During the initial consultation, Barneswood takes the time to understand the client's needs and provide a detailed proposal, ensuring that there are no surprises as the project progresses. While Barneswood is still awaiting customer reviews, their credentials speak volumes about their ability to deliver high-quality work. They take pride in their attention to detail and meticulous project management. From laying the groundwork to installing the final brick, every phase is executed with precision and care. As London's housing market continues to grow, the demand for loft conversions and home extensions increases. Barneswood is well-equipped to meet this demand, offering innovative solutions that maximise space while enhancing property value. Choosing Barneswood means choosing a builder that places as much importance on aftercare as on the construction itself. They understand that building projects can be stressful for homeowners, so they ensure that the site is left tidy and safe at the end of each day. Additionally, they offer post-completion support to address any concerns or adjustments that may arise after the work is finished. This dedication to client satisfaction is a testament to their professionalism and integrity, setting a high standard in the London building industry.

B&N Building
B&N Building is a premier builder based in London, Greater London, known for their exceptional brickwork and innovative renovations. With a 5.0 rating, they are especially recognised for their expertise in loft conversions, transforming spaces with efficiency and craftsmanship.
Builders in London are at the heart of the city's continuous transformation. With a population of over 8.8 million, London is a bustling metropolis where old meets new, resulting in a constant demand for both residential and commercial construction. From the historical architecture of Westminster to the modern skyscrapers of Canary Wharf, builders play a crucial role in shaping the city's landscape.
How much do builders in London cost?
The cost of hiring builders in London can vary significantly based on the complexity and scale of the project. Typically, the rates are higher than in other parts of the UK due to the city's living costs and demand. Here's an overview of common building job costs:
| Job type | Typical cost in London | Time |
|---|---|---|
| Loft conversion | £40,000–£60,000 | 8-10 weeks |
| Kitchen renovation | £10,000–£25,000 | 3-5 weeks |
| Extension (single storey) | £30,000–£50,000 | 10-12 weeks |
| Bathroom refit | £5,000–£10,000 | 1-3 weeks |
What to look for in a builder in London
When choosing a builder in London, consider these important factors:
- Qualifications & registration: Ensure they hold relevant certifications such as those from the Federation of Master Builders.
- Insurance: Verify they have adequate public liability cover to protect against potential mishaps.
- Reviews: Check for recent, verifiable feedback from local clients to gauge reliability.
- Local knowledge: Look for builders familiar with London's unique planning regulations and environmental conditions.
How to hire a builder in London
- Research and shortlist builders with strong local reputations.
- Request detailed quotes and timelines from multiple firms.
- Verify credentials and seek recommendations from past clients.
- Draft a clear contract outlining the project's scope and payment schedule.
Common builders in London
London hosts a diverse range of builders, from small firms specialising in period property restorations to large companies managing extensive commercial projects. It's essential to choose a builder with experience relevant to your specific project needs. Always visit past projects if possible to assess their work quality firsthand.
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