
After electric aircraft and counter-drone systems, Adam Warmoth found his company in a less glamorous bottleneck: the electricity every modern military system quietly needs.
Duncan MacLean is the President and CEO of MacLean-Fogg, the Mundelein, Illinois manufacturing company his great-grandfather founded in 1925. A Dartmouth-trained engineer who started in quality control as a teenager, he is the fourth generation of his family to run the roughly $1 billion enterprise. He joined as a manufacturing engineer in 1996, spent 4.5 years in Germany, rebuilt the components business after the 2008 recession, and now leads global operations across fasteners, power systems, plastics, and 3D-printed tooling as the company crosses its 100-year mark.