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Loft conversions made easy.

Marken Lofts is a family run business with 28+ years experience in the industry. If you are considering a Loft Conversion to increase your space and property value, look no further.

Our most recent work

View all projects

Take a look at our recent loft conversions.

Claire’s L-Shaped Dormer, Highams Park, E4

Siobhan’s Single Dormer, Palmers Green, N13

Scott’s Hip to Gable, Highams Park, E4

Natalie’s Single Dormer, Highams Park, E4

Howard’s L-Shaped, Walthamstow, E17

Rob’s Single Dormer, Walthamstow, E17

Why choose Marken Lofts?

We are a team of certified and accredited professionals and are renowned for our attention to detail and high quality levels of service.

  • Dedicated to providing uncompromising quality in every project.
  • Offering competitive pricing, we ensure value without sacrificing excellence.
  • Our polite and experienced team is fully insured up to £2 million for your peace of mind.
  • We maintain the highest standards of cleanliness on every job we undertake.
  • Clear, upfront pricing with no hidden costs, so you know exactly what to expect from the start.
  • 10 Year Work Guarantee, giving you peace of mind.
  • End-to-End Project Management: we manage every aspect of your loft conversion for a seamless experience.

Our 10-Year Guarantee reflects the confidence we have in our skilled team to deliver outstanding results every time.

Discover the hidden space above.

Highly distinctive loft conversion services to enhance the space within your home.

We guarantee comprehensive support from the inception of planning all the way to the completion of construction. Additionally, we offer assistance in securing planning permission.

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Why work with us?

Establishing trust through exceptional services.

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

28+ years experience in the industry

Certified team of professionals

Free no obligation quotation

10 years work Guarantee

Polite and experienced team

Commitment to uncompromising quality

Competitive pricing

No need to move out whilst we work

Get an instant online quote now

Our Process

We manage every detail from start to finish.

Drawing

Planning

Building

Complete

What our customers say about us

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.”

FAQ

How long will the consultation and survey take?

Generally, we allocate approximately 1-2 hours for the consultation and survey process, but its often is no longer than 40 minutes. For larger or more intricate projects, it may take slightly longer to ensure we capture all necessary information accurately. Rest assured, our goal is to provide a comprehensive evaluation while respecting your time constraints. If time is precious and you just want a price for the works, If you fill in our instant quote form, this will eradicate the need for an initial survey.

Do I need planning permission for a loft conversion?

Whether you’ll need planning permission or if your project falls under permitted development largely depends on various factors such as the type of property you own, its location, and the specific regulations set by your local planning authority. Typically, many loft conversions in London fall under permitted development rights, meaning you can carry out the conversion without the need for planning permission as long as certain criteria are met. However, it’s crucial to consult with a professional architect or a loft conversion specialist to assess your individual circumstances. Factors such as the size and shape of your loft, the proposed alterations, and any previous extensions or conversions already carried out on your property can affect whether your project qualifies for permitted development or requires planning permission.

How much does a loft conversion cost?

Loft conversion costs vary depending on factors such as the size and complexity of the project, the materials used. On average, a basic loft conversion can cost between £20,000 to £55,000, but this can increase significantly for larger or more complex projects.

How long does it take to complete a loft conversion?

The duration of a loft conversion depends on factors such as the size of the loft, the complexity of the design, and any unforeseen issues that may arise during construction. On average, we complete a loft conversion 6 weeks or less.

Will a loft conversion add value to my property?

Yes, a well-executed loft conversion can significantly increase the value of your London property. It not only provides additional living space but also enhances the overall appeal and functionality of your home, making it more attractive to potential buyers. What’s more, the enhanced value often exceeds the initial investment made in the loft conversion.

What type of loft conversion is best suited for my home?

The most suitable type of loft conversion for your London home depends on factors such as the existing roof structure, available space, and your specific requirements. Common types of loft conversions include dormer, Velux, hip-to-gable, L-Shape and mansard conversions. Contact us and we shall help determine the best option for your property.

Are there any building regulations or safety standards I need to adhere to when converting my loft in London?

Converting your loft requires strict adherence to building regulations and safety standards to guarantee structural integrity and compliance with fire safety regulations. It’s important to note that adding another storey to your home may necessitate upgrades to existing doors to meet fire safety requirements. As regulations are subject to change, partnering with a trusted company that emphasizes safety and compliance is paramount to ensure your project meets all necessary standards.

Do I need to inform my neighbors or obtain their consent before proceeding with a loft conversion?

Before commencing your loft conversion project, it’s important to consider whether any of your external walls are shared with a neighbor. In such cases, you’ll likely need to establish a party wall agreement. This legal agreement outlines the rights and responsibilities of both parties regarding construction work that impacts a shared wall or boundary. While this process can sometimes be straightforward, involving the signing of a party wall agreement form, your neighbor may opt to consult with a qualified party wall surveyor, which may incur additional costs on your part. It’s advisable to discuss this matter with your neighbor and seek professional advice to ensure a smooth process.

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