BELOIT, Wis. — December 19, 2024 — ABC Supply Co., Inc., the largest wholesale distributor of roofing and other select exterior and interior building products in North America, announced that Mike Jost has been promoted to president and chief operating officer of the company, effective January 1, 2025.

In his expanded role as president, Jost will continue as chief operating officer of ABC Supply, leading the performance of company locations across North America. He will also manage ABC Supply’s branch and manufacturing operations, as well as its divisional companies, including L&W Supply. Additionally, Jost will continue to oversee the company’s marketing, merchandising, real estate, education, fleet, safety and national business development teams, driving strategic growth and operational excellence across the organization.

Jost joined ABC Supply in 2002 as a branch manager following the company’s acquisition of Washington Roofing as part of its purchase of Cameron Ashley Building Products. Throughout his tenure at ABC Supply, he has held various roles, including sales and marketing manager for the Northeast Region in 2005, business manager for siding and windows, district manager of the Mid-Atlantic Region in 2012 and, most recently, chief operating officer.

“In every role he’s held, Mike has been a driving force behind our growth and success,” said CEO Keith Rozolis. “His deep understanding of ABC Supply, combined with his passion for our associates and customers, makes him the ideal leader for this position. We’re excited to see him build on that momentum, bringing his energy and expertise to lead us forward.”

Jost has a Master of Business Administration from the George Washington University and earned his undergraduate degree at the University of Virginia.