Airslie Ltd (UK) is a small privately-held medical software development company founded in 200X by Drs Hugh Cairns and P.N. August, who have been collaborating on nephrology, liver, and nursing database systems since 1996. In 2016 Tim Crowe joined the company as lead developer.

After beginning development work using Filemaker™, Airslie moved in 2006 to MySQL/PHP web apps and since 2015 is now creating Ruby on Rails apps and systems integration interfaces. Airslie was one of the first UK developers to deploy open source database systems in a major London teaching hospital.

Airslie is currently focussing on the marketing and deployment of its Renalware 2.0 nephology database system.