Diane M. Hendricks co-founded building products distributor ABC Supply Co., Inc. (ABC) with her late husband Kenneth
Hendricks in 1982. Since 2007, Diane has been the Chairman and sole owner. ABC has been the recipient of the Gallup
Great Workplace Award the last 13 years, which honors the most engaged and productive workforces in the world.
ABC is the largest wholesale distributor of roofing in the United States, and one of the largest distributors of
exterior and interior building products, with almost 15,000 associates, in over 750 locations.
Diane is Chairman of Hendricks Holding Co., Inc. (HHC) which presides over a diverse portfolio of businesses
including manufacturing, distribution, real estate development, construction, recycling, and life sciences.
Diane is also the Chairman of NorthStar Medical Technologies LLC, a global innovator in the production and
distribution of radioisotopes used for medical imaging. NorthStar is an FDA-approved producer of non-uranium based
molybdenum-99, which is the most widely used medical radioisotope in the United States. HHC is the lead investor and
majority shareholder in NorthStar.
Diane considers her patriotic and conservative values of high importance and is passionate about civic
responsibility. Her primary efforts are focused in Beloit, Wisconsin, where ABC and HHC are headquartered. Her civic
mission is comprised of economic development, education reform, and career preparation programs.