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_ House Extensions Plans _ Loft conversions drawings _ New build Architectural design _

SKETCH3D is a Home Architectural design specialist. As a professional design consultancy, our range of work includes house extensions plans, lofts and garage conversions, change of use designs such as barn and church conversions into homes. New home building designs and plans for developers and self builders alike.

We prepare all the forms, guide you through the planning application, building control applications and will submit the applications electronically. After approvals assistance can be provided to select a suitable builder and if required visit the site during construction to ensure that the build is following the design and to tend to technical queries.


  • House extension ideas
  • Loft conversion plans
  • Garden room designs
  • New build design & plans
  • Build to rent
  • Alterations & refurb.
  • Energy efficient design
  • Planning agency services
  • Building control applications
  • Consultant coordination
  • Building information modelling
  • 3D Architectural renderings
  • Architectural feasibility studies
  • Professionally insured


To make it easy for you to understand your home plans, as part of our service we provide Interactive 3D and static rendered views of your proposal.

We don't take shortcuts with your investment. Our designs are thoroughly and thoughtfully considered to ensure that you get the best possible solution to meet your needs and budget.

House extension plans


Add an extra room or simply improve the value of your home by extending or improving your house. Inspirational designs and ideas for your home.

Loft conversion design plans


Make the most of your unused space by convertiing your loft, garage, basement or redundant buildings. We design conversions such as barns, churches and redundant commercial.

New build house design plans


Detailed plans produced for new buildings. From one off housing through to large sites. Apartment blocks, commercial and industrial developments.

3D Architectural Rendering


Help your clients see the project before it is complete. Visualise complex details. Try out our real time interactive 3D walkthrough services

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