Walthamstow Loft Conversions by Marken Lofts

Thinking about transforming your attic into a beautiful, functional space? At Marken Lofts, we specialise in loft conversions and extensions in Walthamstow and the wider London Borough of Waltham Forest – bringing over 34 years of experience to every project we take on.

We’re proud to be one of London’s leading loft conversion specialists. Our reputation is built on trust, quality craftsmanship, and a dedicated team that helps homeowners make the most of their properties – without the need to move.

Our friendly, skilled professionals are here to guide you through the entire process, offering inspiration, expert advice, and practical solutions to bring your vision to life.

What our customers say about us

Ruth

“Could not recommend Marken Lofts/Builders more highly!! They were professional, friendly and their work is outstanding! Peter project managed our loft extension and was brilliant and communication was👌🏼 Quality, reliable builders!”

Jade

“Amazing company. From the very beginning, Peter the project manager really listened to what we wanted and paid attention to all the tiny details – he made everything so easy.”

Mark

Single Dormer, Highams Park, E4

“The standard of the work was so good I additionally contracted them to completely upgrade and refit our first-floor bathroom/toilet and replace the ageing roof tiles on the rear kitchen extension and outbuilding.”

Bella & Simon

Singler dormer, Leyton E10

“We are incredibly happy with the final result which was achieved according to the very efficient timetable drafted. We couldn’t recommend Marken more, and in fact already recommended them to our neighbours.”

Clare

L-shape Dormer, Highams Park, E4

“Excellent local reputation and all the guys working with us throughout were very skillful. We’ve arrived at a beautiful, light-filled space that blends seamlessly into our Edwardian house. Best investment we’ve made.”

Wayne & Shirin

Single dormer, Enfield

“The builders were always punctual, tidy, friendly and we even had comments from our neighbours saying how nice everyone was. As for the work, I can only say top class and we are over the moon with the finished product. “

John

Single dormer, Chingford, E4

“Marken undertook a loft extension and we were really pleased with the high quality of work delivered. Peter managed the process and kept us updated throughout, their team always responded quickly to any issues. “

Sarah & james

Single dormer, Wanstead, E11

“The work completed was of such a great standard. We are so pleased with the final finish and would definitely use the team again for future projects.”

Kelly

“We are really pleased that we chose Marken Lofts to do our loft conversion – all the team were great. They left the house very clean and tidy throughout the build. Any questions asked by us were answered with great knowledge that assured us that we made the right decision. We can not thank you guys enough. “

Samantha

“We spoke with the council inspector who he said they are the most reliable company, with good standards. Very happy with the builders, all clean and considerate.”

Louise

Chingford, E4

“We are absolutely delighted with our loft extension in Chingford and would highly recommend this team for your building and renovation works.”

Simi

Chingford, E4

“I am very pleased to have chosen Marken Lofts. They helped us through the whole process from planning to completion. The loft conversion work that was completed for our house in Chingford was of a very high standard and finished on time.”

Why Choose a Loft Conversion in Walthamstow, E17?

A loft conversion is one of the smartest ways to add value and space to your home. Here’s why so many of our clients love their new lofts:

  • Boosts property value significantly
  • Creates more space tailored to your lifestyle
  • Works with most home types and structures
  • Quick installation time with minimal disruption
  • Fully customisable to suit your style and needs
  • Brighter, airier rooms with improved natural light and ventilation
  • Cost-effective alternative to moving
  • Often doesn’t require planning permission

From the very first consultation to the final finishing touches, our team of experienced engineers, builders, plumbers, and electricians will be by your side – ensuring everything runs smoothly and stays within budget.

We also care about doing things the right way. That means using eco-friendly materials wherever possible, offering 3D design previews, and applying the latest construction methods to deliver the best results.

Let’s Bring Your Loft to Life

If you’re ready to explore the possibilities of a loft conversion in Walthamstow, we’d love to hear from you. Get in touch with Marken Lofts today and see how we can help you unlock the full potential of your home.

Building trust through quality services

Right from the inception, Marken Lofts is set on these strong pillars:

34+ years experience In the industry

Certified team of professionals

Free no obligation quotation

10 years Guaranteed work

Polite and experienced team

Commitment to uncompromising quality

Competitive pricing

No need to move out whilst we work

Types of Loft Conversions in Walthamstow

Marken Lofts offers a 10 years’ guarantee for all house extension, home renovation and loft conversion services for clients in Walthamstow and are fully insured up to £2 million.

To find out more about our loft conversion or extension services, call us on 07828 225 872. You can also email your requirements to info@markenlofts.co.uk and obtain a free estimate. We are happy to arrange a free evaluation of your property in Walthamstow, E17.

Coverage of E17 Postcode District

Walthamstow and Upper Walthamstow. View map.

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Call: 0800 111 4883

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