SWS is a European Aviation Safety Agency (EASA) approved Design Organisation (EASA.21J.124).SWS provide a high quality, cost effective, single source design, development, test, certification and an airworthiness approvals service for the civil aviation, aerospace and defence industry. Proven engineering capability within this specialized field and dedication enables SWS to undertake complete programmes from feasibility through design, development, test to final certification and airworthiness approval together with flexibility to undertake discrete specialist packages in-house or on-site as required. Networking established with other specialized companies, SWS has access to a wide range of skilled managers, engineers, designers, technicians, manufacturingand test facilities, ensuring SWS will deliver a cost effective quality service. SWS designs, tests and certifies aircraft modifications (known as Changes) for product types listed below, changes and repairs to those designs and changes to other designs not of SWS origin. Product Types: Large Aeroplanes (Part 25), Small Aeroplanes Part 23), Large Rotorcraft, (Part 29) andSmall Rotorcraft (Part 27).Technical Fields: Avionics, Installation of avionics equipment, Structure, Electrical systems, Cabin Interiors, Galleys or other interiors equipment. The technologies employed are standard aerospace practices and materials (composite, metallic and non metallic construction, electronic and electrical systems, etc.)