Aspen specializes in producing aftermarket EFIS display systems that retrofit into certified general aviation aircraft.

The Evolution Flight Display system family is the company's main product line.

[1] Aspen was founded by former Eclipse Aviation employees Peter Lyons and Jeff Bethel in 2004.

[3] Aspen entered into a co-operative agreement with avionics manufacturer Avidyne to produce compatible products.

In 2012, the companies released the DFC90 Autopilot, which integrates with Aspen displays and shares AHRS signals.