A4 Design is a small practice offering full structural engineering services and advice in London. Services including scheme design and the production of calculations and drawings to works carried out on residential properties.


A4 Design specialises in designs for domestic new build houses, extensions, conversions and conservatories. We are offering a full design service from start to finish including conceptual design and planning drawings, structural calculation, and detailed construction drawings. Planning & Building Control applications are submitted and builders quotations are sought. Full project monitoring can be arranged if required. All drawings are produced using computer based CAD software and structural designs are produced using professionally written computer software.