Greg Clarke was named senior vice president and chief financial officer of Johns Manville, a Berkshire Hathaway company, in April 2013. He was previously with Johns Manville from 1997 to 2002 in finance and strategy positions, and as vice president and general manager for the company’s Building Insulation and Commercial & Industrial Insulation divisions. In his current role, he is responsible for all financial functions and the company’s global supply chain operations. Prior to re-joining Johns Manville, Mr. Clarke was Chief Financial Officer and a Director at AeroGrow International, Inc., an early-stage consumer products company, and was president and CEO at Ankmar, LLC, a building products company. Earlier in his career he held finance leadership and strategic planning roles at The Coleman Company, Inc. and PepsiCo, Inc. Mr. Clarke received his BA in Economics from Amherst College and his MBA in Finance from Columbia University Graduate School of Business. Greg, his wife Cathy and two daughters live in Denver, Colorado.