Sanderson Watts Associates Ltd

Sanderson Watts Associates (SWA) is a civil and structural engineering consultancy based in Wigan, England, specialising in design solutions for complex safety-critical projects across nuclear, defence, and commercial sectors. With over 35 years of industry experience and a team of 35 engineers, SWA delivers comprehensive civil and structural engineering services from initial project concept through to detailed construction documentation. The firm combines technical expertise in finite element analysis, seismic assessments, and BIM coordination with a collaborative approach to solving challenging engineering problems.

SWA serves clients requiring cost-effective, sustainable design solutions and specialises in decommissioning studies, drainage design, flood risk assessment, structural surveys, and independent technical assessment. The consultancy is known for working closely with clients to establish project requirements, conduct feasibility and cost studies, perform complex analytical modelling, undertake site inspections, and prepare final design drawings, specifications, and safety case documentation. Core capabilities include structural engineering, building analysis and simulation, digital data capture, 4D and 5D BIM implementation, and virtual reality visualisation.

SWA is committed to delivering innovative engineering design solutions within agreed timescales and budgets, with a focus on professional standards, technical excellence, collaborative working, and sustainable design principles.