The Merlin series of light aircraft was designed in the Czech Republic and is produced by Aeromarine LSA at South Lakeland Airport in Florida, US and was introduced to the aviation fraternity at the Sport Aviation Expo in Florida in early 2016.

Aero Kros is a Polish company producing light aircraft for the European market and this machine was designed to comply with Federation Aeronautique Internationale microlight regulations and US light sport aircraft regulations.