Bob Luddy began his business as a humble installer of kitchen ventilation hoods, and has since grown it into a market leader in both kitchen ventilation & general HVAC systems.  CaptiveAire, under Mr. Luddy's leadership, has been at the forefront of much of the technological advancement that has taken place within this world of kitchen ventilation & HVAC equipment. 

More recently, Bob founded the Thales Academy, a revolutionary advancement in the world of private school childhood education and is perhaps Mr. Luddy's most important work.  Links to Bob's book, and everything else he is involved with are below:
https://www.captiveaire.com/
https://www.thalesacademy.org/
https://mises.org/
https://www.amazon.com/Entrepreneurial-Life-Startup-Market-Leader/dp/0989498905/

Southpoint Solutions: https://www.southpointsolutions.com/
Southpoint Solutions on LinkedIn: https://www.linkedin.com/company/southpointsolutions/
Jared Wall on LinkedIn: https://www.linkedin.com/in/jared-wall-792590120/