Leadership

Jim Schnepper
President
A veteran of GAF for more than 25 years, Jim was named President in January, 2016. Jim brings a unique point of view to his role, based on his years of experience in the sales organization, a keen understanding of the needs of our customers, and his vision for how GAF will transform the roofing and waterproofing industries.
John Altmeyer
Executive Chairman, Commercial Roofing
John was named Executive Chairman of GAF Commercial Roofing in January, 2021. His thirty-plus years in the commercial roofing industry, including more than 20 years leading Carlisle Construction Materials, brings deep expertise in guiding the evolution and growth of GAF’s commercial offering.
Randy Bargfrede
COO
Randy was named Chief Operations Officer in October 2020. He has been with GAF for more than 15 years and has a deep understanding of GAF’s integrated manufacturing and supply chain system, as well as the vision that’s helping transform our operations to create value for our customers.
Dan Boss, Ph.D
SVP, Research and Development
Dan was named Senior Vice President, Research and Development in October, 2016. Dan has been helping drive innovation across the aerospace, mining and metals, and building materials industries for more than two decades. His distinctive background, which includes both R&D and marketing, allows him to combine new technology development with innovative business development strategies.
James Durkin
SVP, Steep Slope Systems Sales
James was named Senior Vice President, Steep Slope Systems Sales in February, 2019. He has been with GAF for 19 years and has substantial experience in leading both residential and commercial sales. Jim’s customer-centric approach is a key part of driving the growth of our residential roofing business.
Alma Garnett
SVP, Commercial Roofing Sales
Alma was named Senior Vice President, Commercial Roofing Sales in March, 2021. Her decades of leadership experience in the roofing and waterproofing industry and her unique insight into the marketplace help us drive growth in our commercial roofing business.
Andy Hilton
CCO and Head of CSR
Andy was named Chief Communications Officer in May, 2018. Andy’s experience across a broad range of industry sectors and particular expertise in change and reputation management makes him uniquely suited to lead GAFs communications and corporate social responsibility efforts as the company works toward transforming the roofing and waterproofing industries.
Elizabeth Hioe
Acting CHRO
Elizabeth was named acting Chief Human Resources Officer of GAF in February 2020 and is CHRO of Standard Industries. Prior to joining Standard and GAF, she was a Partner at McKinsey & Company and leader in its Global Organization Practice. Elizabeth's experience in talent strategy, organization design and change management play a central role in overseeing our human capital strategy at GAF.
Brian Kimber
EVP, Sales
Brian was named Executive Vice President in February, 2019. Brian has been with GAF for more than 23 years in sales leadership roles, and has more than three decades of experience in the roofing industry. Brian’s deep understanding of our customers and his skill in team building help drive GAF’s growth in both the residential and commercial roofing markets.
Ashish Kulkarni
Chief Innovation Officer
Ashish was named Chief Innovation Officer in July, 2020. He is responsible for leading GAF’s company-wide innovation strategy across the full range of GAF’s products, services, business processes and business models. His experience in driving commercially successful innovation across diverse industries and markets makes Ashish uniquely qualified to oversee GAF’s enterprise-wide innovation efforts.
Alex Liebman
SVP, Corporate Development
Alex was named Senior Vice President, Corporate Development & Strategy in August, 2019. He previously was a Partner at McKinsey & Company, and Alex's international background in creating and implementing growth and operating strategies for industrial companies plays a key role as he partners with Standard Industries to develop and drive enterprise-wide priorities at GAF.
Matthew Loncar
SVP and General Counsel
Matthew was named Vice President and General Counsel in July, 2017. Previously, he spent more than 15 years with Toys R Us. Matthew is a seasoned in-house counsel, with deep expertise in both business and law, and is ideally suited to provide guidance in the many areas that affect GAF, specifically employment, policy and regulatory matters.
Timothy Machelski
SVP, Manufacturing
Timothy was named Senior Vice President, Manufacturing in March, 2018. Tim’s vast industry knowledge and experience has helped GAF become North America’s largest roofing and waterproofing manufacturer. His expertise and forward-thinking mindset will continue to help GAF as we work to transform our manufacturing operations.
John Maitner
CFO
John was named Chief Financial Officer in January, 2017. Previously, he spent more than 15 years as Treasurer and Chief Compliance Officer. His depth of experience with the company and his skill in financial analysis give GAF a competitive advantage.
Chris Rector
CMO
Chris was named Chief Marketing Officer in May, 2018. Previously with Colgate-Palmolive and Hill’s Pet Nutrition, Chris brings a wealth of branding and marketing expertise to bear in his role at GAF, as well as experience managing businesses and people across a range of industries both inside and outside the United States.
Dion Rooney
CIO
Dion was named Chief Information Officer in March, 2019. Previously with Hudson’s Bay Company and Toys R Us, Dion drives the innovative, large-scale digital solutions that are helping GAF shape the future of our industry.
Pete Vollmar
SVP, Sales Operations
Pete was named Senior Vice President, Sales Operations in March, 2021. He has been with GAF for more than 25 years and has extensive experience in sales, marketing, and logistics. His broad knowledge of our customers combined with his powerful leadership skills represent a competitive advantage for GAF.
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2020 was a tumultuous year, full of unknowns and adjustments—some natural and others forced by the pandemic. So, what are the most important lessons learned in 2020 that we can apply to the year ahead?