Johns Manville Announces Leadership Changes in two Businesses
DENVER — Johns Manville (JM), a global building and specialty products manufacturer and a Berkshire Hathaway company, announced leadership changes in two of its businesses. Bob Wamboldt, currently senior vice president and general manager of roofing systems, will become senior vice president and general manager of insulation systems, and Joe Smith will become senior vice president and general manager of roofing systems.
Wamboldt will succeed Fred Stephan, who is leaving Johns Manville for another opportunity.