Loft Conversion Companies in Rainham

Name: Loft Conversion Company
Brand: MyBuilder
SKU: loft-conversion-company
Rating: 5 (6 reviews)

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Some of our top rated loft conversion companies in Rainham

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R Allen Building
Rating: 5 out of 5
Loft Conversion Company in Rainham
My business is to construct domestic extensions and loft conversions and house alterations. I have at least 30 years experiance in all domestic renovation and extension works and we can cover all trades from footings to painting all in house. Our aim is for complete customer satisfaction as you are only as good as your last job.
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Latest review:
Conversions - General- 3 Jun 2024
Roy and his Son did a great job on my kitchen. They were polite and communicative and did what he said he would do. Roy took over this job from a previous bad builder and nothing phased him. He was able to complete my kitchen to my vision and I am very pleased with his job. I will recommend Roy for Kitchen building works and renovations.
McKees Design and Build
Rating: 5 out of 5
Loft Conversion Company in Rainham
McKees Design & Build is a family run business with over 25 years experience in creating beautiful functional spaces that you will enjoy for years to come. Our dedicated team specialises in a wide range of services, including kitchen and bathroom refurbishments, stunning extensions, and seamless garage and loft conversions. We also offer expert painting and decorating as well as outdoor services like paving and fencing. We take pride in our attention to detail and dedication to customer satisfaction, ensuring a smooth and enjoyable refurbishment process from start to finish.
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Latest review:
Bathroom Fitting- 13 May 2026
Very well. Identified the problem quickly and completed the job same week. Would use him again.
APS Carpentry
Rating: 5 out of 5
Loft Conversion Company in Rainham
I’m Adam a self employed carpenter & floor layer with 15 years experience working in the trade.I’m a fully qualified 1st & 2nd Fix carpenter.I’ve completed my NVQ level 1 & 2 in carpentery and joinery,aswell as an apprenticeship.Majority of my experience comes from loft conversions,extensions,refurbs & maintenance,with a few years site experience.I enjoy my job and take pride in my attention to detail.I’m always happy to give guidance and put across my experience & work a lot off reference
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Latest review:
Came out on short notice . Job completed in a couple of hours
Leo81
Rating: 5 out of 5
Loft Conversion Company in Rainham
I am good at what I do and I'll do my best to get your house to look the way you want it to!
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Latest review:
Restoration & Refurbishment- 19 Apr 2025
Positively, certain aspects of the finishing, particularly tiling, were carried out to a good standard. However, the overall experience was mixed due to significant issues. There were notable challenges during the project involving basic logistics and site management, leading to considerable inconvenience that seemed avoidable. Furthermore, the quality of workmanship was inconsistent; while some parts were good, other areas involving fittings and fixtures showed a lack of attention to detail in the finish, requiring later adjustments. Communication during the process could also be difficult, particularly regarding problem-solving and planning for materials. While we appreciated the parts done well, the project was let down by these inconsistencies and process issues, leading to some ongoing snagging and disappointment.
edss construction ltd
Rating: 4.1 out of 5
Loft Conversion Company in Rainham
We deliver a professional building service and will work with you step by step from inception of idea through to completion, in order to meet all your personal requirements. We understand that undertaking building, construction or refurbishment on your home or property can feel like a very daunting task and finding the right builder can be an even bigger challenge. As reputable building contractors we can provide you with local face to face references from previous clients and recent examples .
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Latest review:
Loft Conversion- 19 Oct 2025
Unfortunately, the work at my family home was left incomplete after significant delays, despite the contract ending. A RICS-accredited survey identified numerous unfinished items and construction defects. A later inspection revealed additional electrical and gas safety concerns, some now under formal review by NAPIT. Approved architectural plans were not followed, resulting in further disruption. The experience has had a lasting impact on our family, as we were left without a working kitchen, family bathroom, garden, or heating for extended periods. I strongly encourage others to carry out thorough due diligence and obtain independent checks before proceeding with any contractor.
Home Design (Midlands) Ltd
No reviews yet
Loft Conversion Company in Rainham
We specialise in building exceptional residences that combine architectural vision with uncompromising craftsmanship. With 25 years of experience and over 20 strong trades employed directly, we work closely with discerning homeowners, architects, and designers to create custom homes that are as unique and refined as the people who live in them. Our approach is defined by precision, discretion, and white-glove service. We take on a limited number of projects to ensure every detail from foundation to final finishes reflects excellence. Whether it’s a ground-up house or a high end renovation, we manage every step with professionalism and care. We honor design intent, deliver, and build spaces that last for generations. Our work is defined not just by what we build but how we make our clients feel throughout the process. If you're seeking a construction partner who values quality, trust, and timeless design, we invite you to connect. Let’s build something extraordinary.
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Beni The Builder Ltd
Rating: 5 out of 5
Loft Conversion Company in Rainham
I am a mutli trade building company, and I carry out loft conversions, extensions, full refurbishments and renovations, new builds and garage conversions. I also carry out smaller jobs such as both interior and exterior decorating, kitchen fitting, bathroom fitting, tiling and general repair works. We also do fencing, paving and decking.
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Latest review:
Fencing- 9 Jun 2020
To say we are delighted with the results from Beni The Builder, is an understatement.They did an excellent job building a substantial retaining wall using railway sleepers and installing a new fence along the top. They also helped collect materials which enabled us to start the work sooner. Extremely capable and competent team, arrived on time and left the job site clean and tidy after completing the works. They dealt with some difficult ground works easily and expertly. Price was competitive and the quality exceeded expectations. I have no reservation recommending Beni The Builder and will invite them back for some projects we have planned in the near future.
Keilan O’driscoll
No reviews yet
Loft Conversion Company in Rainham
My name is Keilan O’driscoll. My business prides itself on being specialists in extensions and loft conversions as well as many other building practices. Please get in touch for a free quotation, we’re happy to help!
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Masterbuild & Maintenance South East Ltd
Rating: 5 out of 5
Loft Conversion Company in Rainham
We specialise in all aspects of building work & maintenance work & aim to complete works to the highest of standards along with completion dates.We pride ourselves on our reliability and extensive knowledge of the trade. We deliver a wide range of building services & cater to both the domestic and commercial build. All to include New builds, Extensions, Loft conversions, We aim to achieve high quality workmanship and trust within working relations between ourselves and the client.
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Latest review:
Loft Conversion- 23 Nov 2021
We instructed Masterbuild & Maintenance to undertake a loft conversion and side extension to our bungalow in the spring of 2021. Dan and his team worked tirelessly to ensure that we were happy with every stage of the build and it was never too much for any of them to make modifications to get the desired result. They were hardworking, diligent and genuinely cared about their work which shows in the quality of their workmanship and the various trades employed. Dan’s team worked well together and were on-site every day for the 6 month build. We thoroughly enjoyed working with them on the project and can honestly say that we couldn’t have imagined any other builders doing the work. We are over the moon with the end result and receive so many wonderful comments from people about the job. We would absolutely recommend Dan and his team to undertake any building project and cannot commend their work highly enough.
Mamre & Partners LLP
No reviews yet
Loft Conversion Company in Rainham
Mamre & Partners LLP is a trusted construction and home improvement company based in London. We specialize in renovations, extensions, kitchen and bathroom installations, garden work, plastering, flooring, and more. Whether it's a full refurb or small upgrade, we deliver quality workmanship with professionalism and care. Free quotes available—get in touch today to discuss your project.
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J K BUILDERS
No reviews yet
Loft Conversion Company in Rainham
We are a local building company with over 15 years of experience we benefit from a level of knowledge which enable us to give in depth valuable and profesional services to our clients. Our services include New builds Loft conversions House extensions Refurbishments
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Vasile Balta
Rating: 5 out of 5
Loft Conversion Company in Rainham
Thank you for reading this I’m Vas( owner of BALTA COMPLETE CONSTRUCTION LTD)from 16 started as a apprentice in construction industry, have work over the years on big projects also small ones , when I was about 30 years old whit lots of experience in house refurbishment, extensions and lofts , decided to open my business, it was the best idea I take Ower focus as a business is a hight quality service, on all projects(big or small) and the feedback from the profile prof this As a person in charge whit the projects, I’m very easy to talk to, friendly , also more than happy to sort issues out Thank you for reading this As a business ower focus is on quality, high end finishes and trat each coustumer whit respect, and live them happy after the project is finished
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Latest review:
Conversions - General- 24 Apr 2026
I recently had extensive work completed in my flat by Vas, and I couldn’t be happier with the result. The service was excellent from start to finish. Not only was the quality of the work consistently high, but the whole experience was smooth and stress-free. What really stood out was Vas’s level of skill and versatility. Every aspect of the project was handled with care and professionalism — from plumbing and new water heating pipes, to new electrics, installing a new kitchen, laying a beautiful wooden floor, renovating the bathroom, and even replacing doors with a sliding door system. Each element was completed to a very high standard. On top of that, Vas was friendly, proactive, and easy to communicate with throughout. Nothing ever felt like too much trouble, and it was clear he takes real pride in delivering great results. It was genuinely a pleasure to deal with Vas, and I would highly recommend his services to anyone looking for reliable, high-quality work. Thank you again!
i loft Conversions ltd
Rating: 5 out of 5
Loft Conversion Company in Rainham
We are lofts specialist covering East London for over 20 yrs. We pride ourselves on customer satisfaction, quality & speed at sensible pricing. Our team is highly qualified & all works come with trade certificates & a 10 yr guarantee on materials & workmanship. We can create as little as a loft shell, to a fully completed loft from start to finish including; drawings, project mgt, building control to decoration to allow you to sit back & enjoy the progress within as little as 5-6 wks.
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Latest review:
Extremely professional. Workmanship is of high quality. Very reliable. He redesigned & rebuilt our kitchen with a utility room & walk in shower room. He rebuilt our shed & converted into a usable work area and redesigned our garden.
PBL Building
No reviews yet
Loft Conversion Company in Rainham
PBL Building is company with over 25 years of experience in the construction industry, we pride ourselves on customer satisfaction, cleanliness, reliability and punctuality. Always there for any customer enquiries at any time. PBL Building have completed many small to major properties developments and refurbs over the last 25 years plus with full customer satisfaction.
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JDS lofts & Extensions
No reviews yet
Loft Conversion Company in Rainham
we undertake all types of building works from loft conversions extensions new build homes ground works and demolition .
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bns construction ltd
Rating: 4.5 out of 5
Loft Conversion Company in Rainham
Hi me and my partner are very experienced, time served, clean, realiable, and very professional. Carpenter and painter and decorator who are willing to meet your demands of the job, price it reasonably and complete it with a high standard finish leaving you completely satisfied!!
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Latest review:
Carpentry- 12 Dec 2014
Work was completed the next day. Many thanks and will use again. Xx

Top rated Loft Conversion Companies

Our Loft Conversion Companies in Rainham, are rated 5 out of 5 based on 6 reviews from customers like you.

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What services are offered by loft conversion companies in Rainham?

Converting a loft often entails many jobs - some of which you likely haven’t even considered! Fortunately, a professional loft conversion company in Rainham 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 Rainham 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 Rainham

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 Rainham loft conversion company.

Find a loft conversion company in Rainham 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 Rainham.

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 Rainham can view your job and register their interest.

Step 2: Review and compare Rainham 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 Rainham 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 Rainham 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 Rainham

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 Rainham?

A local loft conversion company in Rainham 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 Rainham 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 Rainham 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 Rainham

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 Rainham before agreeing to start the work.

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

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 Rainham 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 Rainham loft conversion companies offer strategies to minimise disruption, but in complex projects, temporary relocation may be advisable.