Residential Extensions

Residential Extension Plans in Essex

At DSB Designs, we create professional architectural plans that help homeowners across Essex unlock the potential of their properties. If you’re looking to add more space - whether through a kitchen extension, extra bedroom, or open-plan living area – our drawings provide the foundation you need to move forward with confidence.

Plans Designed Around Your Home

We take time to understand how you want to use your new space and then produce clear, practical designs that fit seamlessly with your existing property. Every extension is tailored to your home and your lifestyle.

Guidance Through the Process

From initial sketches to detailed drawings for planning and building regulations, we offer a complete design service. Our knowledge of local planning policies across Essex helps streamline applications and gives you the best chance of approval.

DSB Designs are based in Essex, supporting homeowners and developers with residential extensions across the county.

Knowledge Base

Find out more about building regulations.

Building Regulations
Planning Permission
Party Wall Act
Building over or near sewers
Part G Calculations
Tree Identification

Types of Residential Extensions We Design

Loft conversion

Loft Conversions

Make the most of unused roof space with an extra bedroom, office, or studio.

Garage conversion

Garage Conversions

Transform existing garages into living areas, playrooms, or home gyms.

Single storey extension

Single-Storey Extensions

Add light-filled kitchen diners or flexible family rooms.

Double storey extension

Double-Storey Extensions

Expand both upstairs and downstairs to create long-term living space.

Flat extension

Flat / Apartment Extensions

Tailored designs that work within the unique constraints of flats.

Rear and side extensions

Rear & Side Extensions

Seamless additions that enhance day-to-day living.

Why Choose DSB Property Designs?

Specialist in Extensions - Experienced in producing designs that enhance family homes.
High success rate for first-time planning approvals.
Access to trusted consultants including structural engineers, arborists, and energy experts.
Planning Expertise - Familiar with local authority requirements throughout Essex.
Clear & Accurate Drawings - Plans that give your builder the detail they need to deliver.

Residential extensions Southend, Essex

3D Visualisations

3D Visualisations & Virtual Reality Walkthroughs

Bring your ideas to life with our realistic 3D visualisations and immersive virtual reality walkthroughs.

Step inside your project before a single brick is laid—move through rooms, experiment with layouts, explore finishes, and see how light transforms the space. This technology gives you a clear sense of scale and atmosphere, helping you make confident design choices, fine-tune concepts, and share your vision with impact.

Find out more

Start Your Project Today

Whether you’re planning a small home renovation or a large-scale development, our architectural design services are here to make it happen. Contact DSB Property Designs today to discuss your ideas and book a consultation.

Call us on 01702 302 399 or complete our enquiry form to get started

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CIOB LABC Smarter Planning Champion Policy Bee

Our Latest Residential Extensions

Some of our recently completed residential extension projects.

New Build Flats, South Ockendon

New Builds, Stanford-Le-Hope

New Builds, Basildon

New Builds, Stanford Le Hope

Major Renovation and Extension, Grays

Loft and Rear Extension, Southend

Loft Extension, Romford

New Build, Basildon

New Build Bungalow

Contact us

You can call DSB Property Designs Ltd on 01702 302 399 or click on the link below to send us an email.

EMAIL US

"Thanks to David and Paul at DSB, our house is the most modern house in the street. Paul had to go through multiple design proposals with the council, as the original design was rejected saying it's too contemporary. He was very patient and happy to make amendments."

Sanjiv Daman

"DSB were able to describe and discuss my requirements in the right level of detail to help us make educated decisions on our build. Would I use DSB? Well, put it this way, I wouldn’t use anybody else!"

Keith Dalton

"DSB supplied full design and planning application for my new build project .Dave was very professional and completed a full survey then got working on the initial designs ."

Adam Braham

"We were recommended to Dave and his team at DSB Property Designs by a friend of ours. Would definitely recommend them to others. Very thorough and understood what we were hoping to achieve."

Sarah Miller

"We are really pleased with the design that David Blacker of DSB Property Designs Ltd provided for us."

Deborah Cox

"I found DSB (Dave) on the internet, could not be happier with the service. I feel very lucky to have found him, I didn't know what to do with the space I had at the side of my property. Dave gave me great options that I wouldn't have thought we could do. "

Steve Allen

""From the moment we contacted DSB, we were impressed with his professionalism, courtesy and attention to detail. He provided a very detailed fixed cost quote following a careful assessment of what was needed..."

Janet McCheyne

"Loft conversion - Essex area - What a great service, Dave ensured we understood the plans and the process. He also took care to do all he could to get the planning approval through. Excellent customer service, at a reasonable price. I would and I have recommended his services."

Jamie Coombs

"We wanted our lowered kerb extended and found the council application forms complicated, particularly all the measurements they required. DSB promptly sent out surveyors who produced a professional plan which the council passed without question. DSB made the whole process easy."

Ken Dellbridge

"Needing expert architect drawings for a driveway we couldn’t have chosen a better, more professional, friendly company than DSB. They’ve supported us, explained things and kept us informed every step of the way. If we ever need anything again, they will be our Number 1 choice. Thank you to all you."

Wend Webster

"DSB property Designs Ltd were SO helpfull in applying for my curb crossover they dealt with everything for me even the payments to the council they took the every thing off my shoulders and all the worries they were EXCELLENT and I can recommend for all the good work they did for me, thankyou guys ."

John Fuschillo

"Fantastic professional service. Great ideas and designs. Communicated throughout whole process. Drawings are amazing! Highly recommend."

Hollie Elen

"Very quick service, got a quote that I didn't end up going with but they were very professional."

Mikesh Patel