We transform unloved London houses into dream homes

Expert chartered architects specializing in bespoke extensions, loft conversions, and renovations. Even for challenging plots

Successfully securing Planning Permissions across London and beyond: Bromley, Lambeth, Westminster, Surrey, Maidstone, Bexley, Dartford

Maximize Your Space

On average, we add 50%+ to your existing habitable space

Barefoot Comfort, All Year Round

Enjoy cozy, warm floors even in winter with our Future Home standard: superior insulation and reduced energy bills for year-round comfort

Be an Empowered Co-Designer

Visualize your dream with our cutting-edge VR and AI technologies, ensuring clear communication and active participation in the design process

Cost Certainty from Day One

We integrate Quantity Surveying (QS) software from the conceptual design phase, providing transparent cost estimates aligned with your budget

"The design is amazing, you always seem to understand exactly what we're after - thank you SO much!"

Catherine & James H

Happy family of four for whom we doubled the size of the house

"The excitement about the design and being part of the process was really enjoyable. I never felt like I was doing it alone - Kira handled all the complicated stuff"

Susan G

Happy flat owner with spatious home office, living room and kitchen/diner

"I never was disappointed. I mean it. KAR Studio was great and I would recommend you guys any time!"

Luca D

Happy owner of a spacious loft convertion

We understand that embarking on a home renovation or new build project can be stressful, with numerous questions and often conflicting answers.

How much will my dream home cost? How long will it take to build? Do I need planning permission, or can the work be done under Permitted Development Rights?

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Please provide the postcode of the project so we can advise you on the planning strategy in accordance with the borough council's specifics.

Our goal is to make the entire process stress-free and enjoyable for you.

We will handle all the mundane administrative tasks, advising on the best planning strategy and helping to select the builder. If you wish, we will also supervise the building process.

All our projects are grounded in our studio values:

We will be delighted to help you with the design and delivery of:

Ready to expand your living space? Our innovative approach to house and flat extensions will help you create the home you’ve always wanted. We’ll guide you through the entire process, from initial design to final touches, ensuring your project meets local planning requirements and your personal aspirations.

Our team stays current with the latest regulations, including environmental standards like Biodiversity Net Gain. As your lead designer and Principal Designer, we’ll manage your project efficiently, keeping it on budget while prioritizing sustainable solutions. Let’s collaborate to transform your home into a space you’ll love!

Unlock the hidden potential in your home with a expertly designed loft conversion. Whether your project falls under Permitted Development or requires planning permission, we’ll recommend the most suitable approach for your needs and local regulations.

Our innovative designs maximize space and light, while our knowledge of energy efficiency standards ensures your conversion is both beautiful and sustainable. As your dedicated team, we’ll oversee every aspect of the project, from concept to completion. Ready to reimagine your living space? Let’s start the conversation!

Is your current layout not working for you, or are you looking to boost your home’s energy efficiency? Our team specializes in home reconfiguration and retrofits that enhance both functionality and sustainability.

We’ll work closely with you to create intelligent design solutions that respect your home’s context while meeting the latest environmental standards. Our clear communication and project management will ensure a smooth process from start to finish. Excited to fall in love with your home again? We’re here to make it happen!

Embarking on the journey of building your dream home? Our expertise in newbuild projects will help you navigate every step of the process. We combine innovative design with a deep understanding of local planning requirements to create a home that’s uniquely yours.

From incorporating cutting-edge environmental standards to managing your budget effectively, we’ll be your trusted partner throughout the project. As your lead designer and Principal Designer, we ensure your new home is built to the highest quality and safety standards. Ready to bring your vision to life? Let’s start designing your perfect home today!

Process

Through a series of engaging meetings, interviews, and enjoyable visual exercises, we embark on a journey to explore your passions, quirks, lifestyle, and family dynamics.

From our conversations and meetings, we build an interweaving matrix that includes all the things you want your home to be—emotionally, stylistically, and practically. All these discoveries will serve us as a brief to work with.

To make sure we’re on the same page, we use some cool technology that helps turn our conversations into visual concepts. We harness the power of our proprietary AI diffusion models, ensuring your privacy remains our utmost priority. Right from the project’s inception, we leverage Virtual Reality (VR) and Augmented Reality (AR) technologies, empowering you to provide confident feedback on the atmosphere of your future home.

Creativity is key, but so is keeping things within your budget. From the conceptual design phase, we actively engage with cost considerations, employing Quantity Surveying (QS) software to ensure transparency and adherence to your financial parameters.

At KAR Studio, we proudly hold the designation of being an RIBA Chartered practice. We follow all the good practices when it comes to the environment, our team, quality control, and keeping up with the latest in our field.