Our structural engineering services include the production of calculations suitable for submission to Building Control Authorities and drawings for construction. We design in all structural materials and can help you with:​​ House Structural Alterations House Extensions Structural Design Structural Openings RSJ Design New Builds Structural Design - Both Domestic and Commercial Foundation & Retaining Wall Design Loft/Garage Conversion Structural Design Balustrade, Railings & Gates Structural Design Bespoke Items Design Steel Connections Design