FAA Tower @ Abraham Lincoln Capital Airport in Springfield, IL

FAA Tower @ Spirit of St Louis Airport

Landmark Aviation (Formerly 1st Class Air)

Standard Aero (Now owned by Dubai)

Emerson Electric Flight Department @ Spirit of St Louis Airport

Flight Safety International - Sabre Facility at STL

Frasca in Rantoul, IL and Chanute Air Force Base

National Guard Base Tour

National Museum of the United States Air Force in Dayton, OH

Crawford, Murphy & Tilley Engineering Firm

Mid-Coast Aviation – a large FBO and repair facility at St. Louis Downtown Parks Airport.  They do aircraft as large as Boeing 757’s….for corporate use.