El design



Surveyors & Town Planning Consultants





01992 441512

07979 510821

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Residential Extensions, porches, conservatories etc


Minimum fee chargable of £750. Please contact us on 01992 441512 for a free quotation.


Loft Conversions


A flat rate fee is charged of £1000 for basic rear dormer. (subject to structural calculations being required - see below). Please contact us on 01992 441512 for a free quotation.


Other Projects


New Build projects, conversion of property into self-contained flats, etc - Price on application.


Structural Calculations


If any of the above applications require basic structural calculations with respect to the design of steel beams or joists, a flat rate sum of £250-£450 will be charged. More complex calculations in relation to major structural designs (roof trusses, piling schemes etc) will be carried out by Structural Engineer and a separate charge will be levied for this work.


Thames Water Build over agreement


We can carry out all the necersary plans for this application if needed. The fee online for this is £299. We will provide all the additional drawings free of charge within a package.


Initial Site Visit


We have found it necessary to charge for site consultation visits due to the very large quantity of extension projects we are requested to price every week. An initial consultancy fee of £100 will be charged for the first visit to site. This fee is payable irrespective any further instruction to prepare drawings and is payable at the time of the site visit. If instruction is given to proceed with preparation of drawings, this consultancy fee is included in cost for work and is deducted from final fee payable.



What services are included in our fees?


· Dimensional survey

· Photographic survey

· Architectural design solution to your requirements.

· Structural engineers drawings and calculations.

· Planning forms completed and drawings prepared.

· Building Regs forms completed and drawings / calculations prepared.

· Correspondence with local authority on your behalf.

· Revisions to drawings if required by local authority.

· Printing and postage.



And what's not included in our fee…


It should be noted that our charges above do not include charges associated with Local Authority Planning or Building Control inspection fees. The normal Planning fee for an extension is £172 and Building Control fee We will provide you with the relevant schedule of fees issued by the local authority to ensure that your cheques are payable to the right council and to the correct amount.