Loft Conversion Companies in Bloomsbury

Name: Loft Conversion Company
Brand: MyBuilder
SKU: loft-conversion-company
Rating: 4.4 (11 reviews)

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Some of our top rated loft conversion companies in Bloomsbury

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I care maintanence
Rating: 4 out of 5
Loft Conversion Company in Bloomsbury
Started with small jobs now doing full house refurbishment , , plumbing , electrical, brick work, plastering , carpentry , bathroom refurbishments , kitchen and many more , i also do extensions , any work that needs doing in a house we have solution and team to do, logged on to my builders In 2020 but, left due to extremely busy , giving it a try on 2024 , my profile may look old with no reviews because i got active now in 2024,, check out my pictured of work during and after finish
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Latest review:
Damp Proofing- 1 May 2024
Good and clean job great value for money. However needs to work on timings and punctuality.
Find My Project LTD
Rating: 5 out of 5
Loft Conversion Company in Bloomsbury
We are Find My Project – your dynamic turnkey build and construction experts. Specializing in commercial and residential refurbishments, new build developments, extensions, loft conversions, interior designs, and project management, we turn your ideas into reality. Excellence is non-negotiable, and quality is our trademark. We're not just builders; we're creators committed to crafting spaces that stand the test of time. With your trust, let's build something extraordinary together!
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Latest review:
They team did an outstanding job. The new extension has added more space to our home and made living extremely comfortable. The price i was quoted was better than other companies and the workmanship made it value for money. I am happy to recommend them to my friend, families one looking to complete similar project. Thank you all for the wonderful job you've done!
Urban Construction Management Limited
No reviews yet
Loft Conversion Company in Bloomsbury
We have been in business since 2015, and working with a number of leading contractors within the construction industry in the country. We have carried out works from new builds to refurbishments, and specialise in loft conversions and extensions, garden rooms, kitchens and bathrooms, and structural alterations. We have all the relevant insurance - employment liability, public liability and professional indemnity cover. We are certified by Construction Line, CHAS, Safe Contractor and BMTrada (Fire Door Installer).
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LMG Building Services Ltd
Rating: 5 out of 5
Loft Conversion Company in Bloomsbury
We are a family run business offering you a personal touch. Work is always completed to a high standard. We are members of the Federation of Master Builders & Our previous customers will be happy to confirm the level of Service, Quality & attention to detail that we provide as standard.
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Latest review:
Conversions - General- 3 Dec 2021
Would 100% recommend Lee. His professionalism and attention to detail was fantastic. Always available for questions outside of working hours (rare for a builder) and an overall nice guy. I'm definitely keeping his number for any future work I do.
A S Builders
Rating: 5 out of 5
Loft Conversion Company in Bloomsbury
I Have more then 14 years experience as a builder. My team is committed to handling every job small or big with complete dedication and hard work. We believe in giving our customers the best value possible, ensuring outstanding quality of workmanship and offering a friendly experience from start to finish. We do Extension,loft,structure work,plastering,bathroom and kitchen Refurbished
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Latest review:
Loft Conversion- 22 Jul 2018
Loft conversion job completed to a very good standard. No issues with building control. The AS builders team were very professional and showed very good customer service. I will definitely use again for other building work.
Apex Plan & Build LTD
Rating: 5 out of 5
Loft Conversion Company in Bloomsbury
Apex Plan & Build is your trusted partner in turning vision into reality. Specializing in both domestic and commercial construction, we are dedicated to transforming houses into dream homes and businesses into efficient, modern spaces. With over 30 years of collective industry experience, our team ensures every project is completed to the highest standard, offering expertise in M&E works, including air source heat pumps and MVHR ventilation systems. We also bring cutting-edge innovation to your space with smart home automation solutions like Loxone and Control4, creating environments that are not only beautiful but also intelligent and energy-efficient. Apex Plan & Build is where your dream project is our top priority.
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Latest review:
Very professional and organised. My rear extension renovation was impeccable, thorough knowledge of building regulations with a variety of services to choose from really put me at ease. The venetian plaster feature wall has become the centrepiece of our home.
Bawabuilder
Rating: 5 out of 5
Loft Conversion Company in Bloomsbury
We can extend
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Latest review:
Fencing- 13 Mar 2026
We hired Bawa to install new fencing, and he did a fantastic job from start to finish. You can immediately tell he’s an all-rounder who understands construction very well. The work was carried out efficiently and to a high standard. Bawa has a great attitude, is very hard-working, and clearly takes pride in what he does. Communication was easy throughout, and the whole process felt smooth and professional. It was a real pleasure having Bawa work for us, and I wouldn’t hesitate to recommend him.
Kasa
Rating: 5 out of 5
Loft Conversion Company in Bloomsbury
Kasa Building services , it’s proud to offer a wide range of services from new build to loft&extensions , refurbishments , plumbing and electric,carpentry and loads more … With as quality matters
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Latest review:
Plumbing- 3 Apr 2023
Kasa was absolutely fantastic, nothing was too much hassle as we had to make changes during the job. We have now found a plumber, we can use on all future projects. Big thank you Kasa from myself and Aiste.
KNIGHTBRIDGE-ONE LTD
No reviews yet
Loft Conversion Company in Bloomsbury
Our mission is clear – to transform spaces into timeless works of art that seamlessly blend form and function. KNIGHTBRIDGE-ONE is driven by a passion for creating environments that not only meet our clients’ aspirations, but exceed them. Our diverse portfolio spans from groundbreaking new build works to the meticulous integration of landscape architecture, ensuring each project is a testament to our unwavering pursuit of perfection. Making innovation and expertise in design and build for conversions, extension and alteration works.
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Redmark Contractors Limited
Rating: 5 out of 5
Loft Conversion Company in Bloomsbury
Redmark Contractors Limited have over 10 years experience, and with many years experience in the building trade. We are a professional team are reliable builders operating in London and the wider area. We take great pride in all work which we undertake, taking great care to make sure that our client’s needs are met in a meticulous and professional manner.
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Latest review:
Extensions- 27 May 2025
They helped build me two houses and were always putting their best foot forwards. Bhupinder and his team are lovely, and are now like family to me. They have a bright future ahead for themselves and for the clients they look after.
BM Lofts ltd
No reviews yet
Loft Conversion Company in Bloomsbury
BM Lofts offers the best quality of lofts conversion, roofing, refurbishment and extension. The company has been created recently, after many years of experience in construction.
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London Painting Masters
No reviews yet
Loft Conversion Company in Bloomsbury
Welcome to LPM We are a locally based contractor providing our services in London and surrounding areas. With +15 years experience in the industry and we are committed to quality work. We take pride in our ability to make our customers happy with our work. Thank you.
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Mbalau Construction LTD
Rating: 5 out of 5
Loft Conversion Company in Bloomsbury
Builder with 20 years of experience . I provide a wide range of building services such as: loft conversion, extensions,bathroom refurbishment,house refurbishment , plumbing and electric etc . I have the tools,knowledge and team to build a house from start to finish . I can provide references and pictures of previous work upon request .
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Latest review:
Complete refurbishment of 2 bed 1100 sq ft flat. Including removal internal walls Ripping out and renovating 2 bathrooms. Involving new layout replumbng and relocation of #electrics. Tileing Preparing and laying wood flooring throughout. Fitting shelving and book case. The work over 2 months involved all building skills. Throughout Marcel and his highly skilled crew were efficient clean and resourceful. I would highly recommend for all building and decoration work.
Mati Construction
Rating: 5 out of 5
Loft Conversion Company in Bloomsbury
We are a family company with over 15 years of experience. Our team is highly professional. We offer wide range of services which include: - lofts, extensions - bathrooms and kitchens renovations - painting, decorating, wallpaper - flooring (all kinds) - roofing - property maintenance - building renovations/ rooms renovations - plastering, tiling, rendering and many many more!
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Latest review:
The guys did a superb job! Not only did they make everything I asked for a reality, they also guided me through decisions when I needed help. They put extra hours in to make it happen on time and I could not be happier with what feels like a brand new home. They were a pleasure to work with and we were great at communicating the progress giving me a peace of mind throughout the project.
ABS 23 Ltd
No reviews yet
Loft Conversion Company in Bloomsbury
we are working in the industry for the last 15 years we provide every type of building works
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Plastering and Rendering
Rating: 5 out of 5
Loft Conversion Company in Bloomsbury
plasterering and Renderering specialist, K-rend - silicone render - insulations, EWI system, Micro cement. drylining, and full refurbishment. Over 20 years experience.
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Latest review:
Plastering- 7 Aug 2023
Festim was efficient, punctual and did a very nice job rendering my wall. Highly recommended.

4.4

Top rated Loft Conversion Companies

Our Loft Conversion Companies in Bloomsbury, are rated 4.4 out of 5 based on 11 reviews from customers like you.

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What services are offered by loft conversion companies in Bloomsbury?

Converting a loft often entails many jobs - some of which you likely haven’t even considered! Fortunately, a professional loft conversion company in Bloomsbury will be able to handle multiple services, ensuring your transformed loft is fit for purpose.

Some of the services loft conversion companies can provide include:

Full loft conversions: Complete design and build projects when structural alterations are needed
Dormer loft conversions: Add extra headroom and floor space with a dormer extension
Velux or rooflight conversions: Ideal for lofts with good existing height; minimal structural change required
Hip-to-gable conversions: Extend the sloped roof to create more usable space
Mansard conversions: A major structural change offering maximum space.
Loft storage conversions: Add flooring, lighting, and insulation for clean, usable storage
Skylight or roof window fitting: Install natural light solutions like Velux windows
Staircase installation: Design and build bespoke stair access to your new loft
Insulation, heating, and ventilation upgrades: Ensure comfort and compliance with energy standards
Design and planning services: Architectural drawings, planning permission, and building regulation approval

Post your job to MyBuilder and you'll be matched with loft conversion companies in Bloomsbury who are interested and available to help. And with the reviews of past customers and the freedom to compare the quotes of similar tradespeople, all in the same place, the ball’s in your court.

Average costs of loft conversion companies in Bloomsbury

Loft conversions tend to be charged on a project basis, rather than by the hour, as they often involve weeks or even months of work.

The cost of your loft conversion depends on a few things, including the style of loft conversion and materials you choose and the size of your property.

That being said, here are average prices for common types of conversion work:

Full loft conversions: £45,000–£70,000+
Dormer loft conversions: £55,000–£85,000+
Velux or rooflight conversions: £25,000–£45,000
Hip-to-gable conversions: £50,000–£80,000+
Mansard conversions: £70,000–£100,000+
Loft storage conversions: £10,000–£20,000
Roof window fitting or skylight installation costs: £1,000–£2,500 per window
Staircase installation costs: £2,000–£5,000
Insulation, heating, and ventilation upgrades: £2,000–£6,000
Design and planning services: £1,500–£4,000

Take a look at our guide to loft conversion costs to get a more detailed breakdown of the different options available when using a Bloomsbury loft conversion company.

Find a loft conversion company in Bloomsbury with MyBuilder

When you’re planning major work like a loft conversion, you’ll want to find the right tradesperson for the job. The great news is, MyBuilder has already done all the time-consuming work for you.

All you need to do is post your job on MyBuilder, completely for free, and we’ll share it with loft conversion companies near you in and around Bloomsbury.

Step 1: Post your job on MyBuilder

Provide a detailed description of your loft conversion project, including the type of conversion you want, any structural changes, preferred materials, and your ideal timeline. Once posted, local loft conversion companies in Bloomsbury can view your job and register their interest.

Step 2: Review and compare Bloomsbury loft conversion companies

Browse the profiles of interested loft conversion companies. On MyBuilder, you can view photos of previous projects alongside customer reviews, compare quotes, and see the types of conversions they specialise in.

Step 3: Contact and discuss your project

Once you’ve reviewed local Bloomsbury loft conversion companies, you can reach out to those that interest you to ask questions, clarify details, and request more specific quotes. At this stage, be sure to discuss vital aspects like planning permission, design options, and estimated timelines to ensure the company meets your requirements.

Step 4: Hire the right Bloomsbury loft conversion company

Once you’re satisfied with their experience, quotes, and approach, you can confirm your hire and start planning your loft conversion.

You can also take a look at our loft conversion specialist hiring guide to help inform your choice. All tradespeople undergo checks at registration - such as verifying ID documents, company details, and certifications for regulated jobs and doing skill assessments - allowing you to hire with confidence.

Questions to ask local loft conversion companies in Bloomsbury

Choosing the right loft conversion company for your job requires finding someone who understands your home and your goals.

Find out which company can share your vision by asking the following questions:

What experience do you have with loft conversions in Bloomsbury?

A local loft conversion company in Bloomsbury will know the types of properties and building styles common in your area, as well as the planning and building regulations that apply. Ask about similar projects they’ve completed locally.

Are you insured, and do you offer a warranty for your work?

Insurance protects your home during the loft conversion process, while a warranty shows the company’s confidence in the quality and durability of their work.

How do you handle planning permission and building regulations?

Established loft conversion companies in Bloomsbury should understand local planning rules and building regulations. Ask how they’ll manage permissions, inspections, and compliance to avoid delays or legal issues.

What is included in your quote?

Ensure the quote covers all essential aspects of the loft conversion: structural work, windows or skylights, staircases, insulation, labour, and any additional fees. Understanding this upfront prevents unexpected costs later.

Do you manage the project from start to finish?

Some Bloomsbury loft conversion companies offer full project management, coordinating architects, builders, and tradespeople. Others may only handle part of the conversion. Clarifying this early on helps you understand what support to expect.

FAQ: Common questions about loft conversions in Bloomsbury

How long does a loft conversion take?

Typically, a loft conversion can take between 6 and 12 weeks, depending on complexity, planning permissions, and any structural work required. Be sure to discuss the timeline with any potential loft conversion companies in Bloomsbury before agreeing to start the work.

Do I need planning permission for a loft conversion in Bloomsbury?

Many loft conversions fall under permitted development, but some require planning permission, especially if you’re adding a dormer, extending the roof, or living in a listed building. A professional Bloomsbury loft conversion company can advise and handle permissions for you.

Will a loft conversion affect my home insurance?

Yes, you’ll need to update your home insurance to cover the conversion. Inform your provider about structural changes, additional rooms, and any changes to utilities or heating systems.

Can I stay in my home during the loft conversion?

Many loft conversions allow you to remain in your home, though noise and dust are inevitable. Some Bloomsbury loft conversion companies offer strategies to minimise disruption, but in complex projects, temporary relocation may be advisable.