W5 Aviation

W5 Aviation LLC is a Swiss aviation consultancy specializing in aircraft records management, completion management, and related advisory services. Established in 2012 and based southeast of Zurich, the company draws on more than 60 years of combined team experience across aircraft maintenance, continuing airworthiness, flight operations, safety, and quality management. Its founder, Lukas Weiss, brings hands-on and managerial experience gained across three continents, supported by a small team and selected specialist partners.

W5 Aviation helps aircraft owners and operators organize, verify, maintain, and digitize technical records. Services include sorting and filing paper records, checking documentation, supporting digital maintenance databases, and providing independent cloud-based storage. The company also conducts technical records audits for airworthiness reviews, insurance assessments, and aircraft sales or purchases, with recommendations and follow-up support.

For new aircraft completions and refurbishment projects, W5 Aviation supports interior and exterior design choices, system selection, quality oversight, and delivery. It also offers maintenance coordination and develops Pocket Inspections, a mobile inspection and survey solution created with Solve-Net.