Loft conversion companies in Hertford

Name: Loft Conversion Company
Brand: MyBuilder
SKU: loft-conversion-company
Rating: 5 (4 reviews)

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Some of our top rated loft conversion companies in Hertford

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D&E Smart Building Solutions Ltd
Rating: 5 out of 5
Loft Conversion Company in Hertford
Loft conversion. New or refurbished extension. All Carpentry work. New decking or refurbished. Brick walls front of the house, or new building. New or refurbished bathroom, Tilse, Garden, Kitchen, Wood floor, Plumbing with certificate, Electrical with certificate, and much, much more..
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Latest review:
Bathroom Fitting- 7 Mar 2022
Daniel was great and we were impressed by the level of care and detail in his work. Would use him again and recommend to friends.
Phillips Projects
Rating: 5 out of 5
Loft Conversion Company in Hertford
Phillips Projects are a family run building company based in North London. We specialise in bathrooms, loft conversions, extensions and refurbishments. We have 50 years combined experience within the building trade. We offer professional and trustworthy advise.
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Latest review:
Loft Conversion- 5 Dec 2016
I could not recommend One Stop Lofts more highly. An extremely efficient job carried out to time, finished to an excellent standard and at a very competitive price. Very flexible and adaptable to changing ideas, this family team were a pleasure to work with. We would wholeheartedly support using Ray, Matt and Brad for any future work for ourselves and commend them to other potential clients.
MARCIN'S CONSTRUCTION LTD
Rating: 5 out of 5
Loft Conversion Company in Hertford
Marcin’s Construction LTD is a professional building and refurbishment company delivering high-quality residential renovation services across London and surrounding areas. We specialise in full property refurbishments, kitchen and bathroom renovations, and interior works. Our focus is on clear communication, detailed written quotations and a clean, well-organised finish on every project. With over 10 years of experience, we work with homeowners, landlords and property investors, providing a structured and reliable service from initial discussion to project completion. Every job is carefully planned, carried out efficiently and completed to a high standard. Additional information about our work and recent projects is available on our company website.
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Latest review:
Bathroom Fitting- 21 Apr 2026
Marcin and his team did a fantastic job on our bathroom rennovation. A very tight space and demanding request from me (difficult tiling and suite to install), Marcin and his experts gave me some great advice on how to approach the job and the quote provided was very fair for the work undertaken. I have been so impressed by the quality of the work at every step and the project stayed on time and on budget (a miracle!). All the team members were extremely polite, respectful and always on time with great work ethic. I will be using Marcin and his team for my next project no question. Thank you Marcin, Rad & Igor for all your work and kindness.
Plaster Perfect
No reviews yet
Loft Conversion Company in Hertford
I’ve been a plasterer for 34 years but last 15 years been doing all aspects of building
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AMG LONDON LTD
Rating: 5 out of 5
Loft Conversion Company in Hertford
AMG places great emphasis on the importance of up to date methods of design and construction. As a key player at the forefront within the market place we specialize in building Extensions, Loft conversions, Drylining, ceilings, painting and decorating to complete internal building fit out.
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Latest review:
Stefan did an extension for my flat from the installation of structural steel, to the roof, and demolition. To building the shell and all cosmetic work inside. I am very happy with the work. Time keeping was good, pricing was good he was open and honest throughout, he was very tolerant and easy to work with. Always positive and willing to help if there were any issues. He would help resolve any issues in the quickest and best way possible. Very happy. I would happily recommend him.
Damian
No reviews yet
Loft Conversion Company in Hertford
The work that I always take on is anything to do with timber, building loft conversions fitting velux windows, fitting stair cases, insulating and plaster boarding, laying floor and pitching roofs
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B.CANI Limited
Rating: 5 out of 5
Loft Conversion Company in Hertford
Reliable, fully insured construction company delivering high-quality workmanship across residential and commercial projects. We cover all aspects of construction including extensions, renovations, loft conversions, kitchens, bathrooms, roofing, landscaping and full refurbishments. From design to completion, we manage every stage with clear communication, fair pricing and attention to detail. Customer satisfaction, safety and deadlines are our priority.
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Latest review:
Extensions- 11 Jan 2018
This was our first project, and we were exceptionally fortunate to find Bujar. We're actually getting tired of hearing our family and friends tell us how lucky we are and how amazing he sounds. One of the most honest, trustworthy, and genuine people I've ever met. If I had a problem, he'd be one of the first people I'd call! In fact I did last week and he came to the rescue :) His team were all friendly, polite, conscientious and very tidy. They worked around us as much as they could, always making sure we had access to what we needed which sometimes meant it took them longer to work. Bujar is a perfectionist and is so proud of what he does, he made sure everything was done to a high standard - the estate agent who came round after we were done was impressed! His prices are very fair (better value than other quotes we got and much less time). We couldn't believe it was done in the 3 months he said it would take, and we managed to fit in a few extra bits and pieces after that. He was so helpful throughout, took all project management on and didn't bother us unless an important decision needed to be made. He drove us around all over the place to sort kitchens, bathrooms, etc. and gave us really helpful advice throughout the process. Highly recommend him and his team. I can't imagine ever wanting to look for another builder unless I had to - something that is quite common amongst Bujar's clients. We are extremely pleased with everything about our new house.
Johnny
Rating: 4.9 out of 5
Loft Conversion Company in Hertford
My premise is that a job clean and high quality is the best recommendation.
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Latest review:
Restoration & Refurbishment- 5 Aug 2024
Partial Kitchen Repair from a Leak from above Flat, Epping We booked Marius and Johnny to repair my kitchen damage from a leak from the flat above. Awkward job as only end 2 units needed replacing, repairing the boxing In around where the leak travelled, a new cupboard, new plinths, fixing water damaged walls and painted kitchen twice Marius and George was so professional, lovely guys! A very polite, friendly and resourceful professional with clear communication. He also kindly sorted my window with new glass and put up my new blind. I highly recommend H&V Improvements I will get them back to sort my Hallway with wood floor and re-paint in the future. Can't Thank you enough ♥️ Louise xx
What 4 Building Solutions LTD
Rating: 4 out of 5
Loft Conversion Company in Hertford
Here at What 4 Building Solutions LTD, We cover all aspects of the of the building process. From helping with design using our amazing architects. Getting your ideas through planning and building regs, then making your dreams come true. We cover Herts, London, Essex & Cambridgeshire. Taking on any size project from new builds to a refurb or even just a new kitchen we can help. We offer man and machine hire and licensed waste removel. We have all the trades on hand ready to go so we have no delays on our projects. We have the SOLUTION for your project... We are pround Members of the Federation of Master Builders and TrustMark the only Government Endorsed for Quality work.
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Latest review:
Extensions- 21 Mar 2026
I am a Chinese Lady honourably established at Hollyview Close, London NW4 3SZ, of at least sixty years of age, and distinguished by the wearing of spectacles, which bespeak both careful attention and the wisdom accrued through decades of devoted service. I am entrusted with the disciplined and esteemed practice of electrical repair and maintenance, a vocation carried out with the utmost reverence for order, propriety, and the impeccable standards befitting households of the highest esteem. Upon my arrival, I bring forth with equal dignity both the meticulous execution of all electrical works and the ceremonial offering of fine chewing gum, bubble gum, and freshly selected lemons, each item presented with deliberate attention to freshness, quality, and presentation, in the grand tradition of British hospitality and courtly decorum. The chewing gum is carefully curated to encourage measured mastication, fostering calm, poise, and contemplative steadiness; the bubble gum is reserved f
EBV construction
Rating: 5 out of 5
Loft Conversion Company in Hertford
All building construction loft conversion Extension Refurbish Carpenter Plastering rendering Dry lining Garden walls
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Latest review:
Plastering- 22 Jul 2023
Mr Meta and his skilled team completed the plastering job as promised with high standard,good, honest and profesional. Will be hireing on other jobs.Many thank👊👍
MCM Builders
Rating: 5 out of 5
Loft Conversion Company in Hertford
I'm a painter & decorator, have considerable knowledge of general maintanance work. I have been in the business for 15 years. I work to the highest standards & towards a mirror glass finish. I'm efficient, clean, reliable. I'm a friendly guy my prices are very reasonable.
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Latest review:
Michael carried out a variety of painting and decorating jobs at my property. I found him to be very cooperative, he was good a conveying ideas. He knows all the regulations very well and was good at communicating. He's always happy to take on board my problems and resolve them. He was always on time and the quality of his work was top notch. His price was competitive, I would definitely use him again and recommend to anyone.
A&B London Construction Services LTD
Rating: 5 out of 5
Loft Conversion Company in Hertford
With experience and knowledge of the industry of more than 10 years duration, we have developed a reputation for providing both a high quality and friendly service. When you need help with any type of building work, Domestic or Commercial, please contact us anytime we will be happy to help.
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Latest review:
Restoration & Refurbishment- 29 Mar 2018
A pleasure to deal with . Agim and his team worked hard to a very good standard.They often worked later than i would expect so that they were ready to move onto the next stage of the job the following day. Agim was very knowledgeable of all building regulations and was ready to offer me solutions when they were needed. All his team were courteous , polite and also knowledgeable. This was the first time I have used A&B but I would have no hesitation of using them again and recommending them to others.
Redriver loft converters ltd
Rating: 5 out of 5
Loft Conversion Company in Hertford
Welcome to Red River Loft Convertors Limited At Red River Loft Convertors Limited, we specialise in transforming homes with high-quality loft conversions, house renovations, extensions, bespoke kitchens, and luxury bathrooms. From initial design through to final installation, we provide a complete, end-to-end service tailored to your needs. Working closely with experienced architects and structural engineers, we can guide you through every stage of your project. Whether you're looking to create additional living space, modernise your home, or undertake a full renovation, our knowledgeable team is here to offer expert advice and professional support from the very beginning through to successful completion. With a commitment to quality craftsmanship, attention to detail, and excellent customer service, we take pride in delivering beautiful, functional spaces that enhance both your home and your lifestyle.
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Latest review:
Bathroom Fitting- 30 Oct 2026
Outstanding service from RedRiver Luxury Bathrooms! The tradesmen were all unfailingly polite, professional, and an absolute pleasure to have in our home during the complete refurbishment of our main bathroom. Renovation work in a 130-year-old house is never straightforward, but the team dealt with every single unexpected hiccup with incredible care and consideration. On top of their exceptional craftsmanship, they were remarkably tidy and made sure everything was cleaned up beautifully at the end of every day. We absolutely love the finished bathroom, especially the smart shower and the clever tap on the basin that pulls out into a spray head. The team respected the age of our property while delivering a stunning, high-tech finish. I cannot recommend them highly enough for their brilliant work and customer care.
JLita Construction
Rating: 4.7 out of 5
Loft Conversion Company in Hertford
J Lita Ltd Building Service is a business established in 2016. We have more than 10 years' experience in providing building services around North London, London, St Albans, Watford, Luton, Amersham, Aylesbury. We specialise in a wide range of services across all aspects of house refurbishment, construction, including house remodels, renovations, extensions, and more, ensuring that we can handle every aspect of your project from start to finish. We provide expert solutions for projects of all sizes. Our team of professionals is highly skilled and dedicated to delivering exceptional results on every project. We have the knowledge and expertise to get the job done right the first time. At J Lita Ltd, we believe that communication is key to the success of any project. That's why we work closely with our clients to understand their needs and provide customized solutions to meet their unique requirements. We are committed to delivering projects on time, within budget, and most importantly to your satisfaction. We look forward to helping you with your projects. Estimates/quotes are available on request, please don't hesitate to give us a call anytime.
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Latest review:
Loft Conversion- 10 Dec 2025
Having spoken to Jetmir (boss) regarding my project I appointed JLita construction for a loft conversion. I can quite honestly say the service was excellent from start to finish. The team was professional, efficient & delivered good quality workmanship. The project was completed on time and within budget, and the new space looks fantastic. Highly recommend JLita construction for any building work.
B-N construction
No reviews yet
Loft Conversion Company in Hertford
We specialise in all aspects of building, extensions, loft conversions . New builds and all internal carpentry. We pride ourselves on all our work being neat and strong and finished to the highest standard.
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Fire Safety Works Limited
Rating: 5 out of 5
Loft Conversion Company in Hertford
Lofts ,extension, Full refurbishment plastering Painting and decorating wallpaper and much more on commercial and domestic properties 12 years of experience
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Latest review:
Painting & Decorating- 4 Jul 2017
Andi and his team did a fantastic job including removal of wallpapers, skimming and repainting walls and ceilings in no time.... the team worked wonders day and night handing back the property ahead of our move in day!! Andi is easy to talk to, extremely hardworking, keeps his promise and does it all with a smile! I wish I was like that at work when my boss gives me job :) Very pleased we hired Andi

Top rated Loft Conversion Companies

Our Loft Conversion Companies in Hertford, are rated 5 out of 5 based on 4 reviews from customers like you.

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What services are offered by loft conversion companies in Hertford?

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

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 Hertford loft conversion company.

Find a loft conversion company in Hertford 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 Hertford.

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 Hertford can view your job and register their interest.

Step 2: Review and compare Hertford 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 Hertford 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 Hertford 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 Hertford

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 Hertford?

A local loft conversion company in Hertford 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 Hertford 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 Hertford 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 Hertford

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 Hertford before agreeing to start the work.

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

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