AVISA delivers market leading, EASA approved, Airworthiness and Maintenance based services to the aviation industry. Continued Airworthiness and Maintenance Management Continued Airworthiness and Quality Safety Consultancy Aviation Safety Training We work with aviation companies globally to ensure their high safety standards and business success. AVISA are affiliated to the Farnborough Aerospace Consortium and have assisted National Aviation Authorities and Regulators around the world as well as working with both the UK CAA (Civil Aviation Authority), EASA (European Aviation Safety Agency) and JAA (European Joint Aviation Authorities).