![GAF Headquarters building in Parsippany, NJ.](https://www.gaf.com/-/media/hero/about-us/hdr_leadershipm.jpg?w=320&hash=7ABFBC73E82C3D72F37B96184C9262F804EBCACB)
GAF Leadership
Executive Leadership Team
![Headshot of John Altmeyer, Chief Executive Officer at GAF.](https://www.gaf.com/-/media/elt/tile_johnaltmeyer-1.jpg?h=300&w=300&la=en-US&hash=6D5EBF12C9E385AD287F8CD8D732E31DC1E737BB)
John Altmeyer
Chief Executive Officer
Chief Executive Officer
![Headshot of Randy Bargfrede, Chief Operating Officer of GAF.](https://www.gaf.com/-/media/elt/tile_randybargfrede-1.jpg?h=300&w=300&la=en-US&hash=9FD722D992FD348D187EF651992A1F88B9F53C6F)
Randy Bargfrede
Chief Operations Officer
Chief Operations Officer
![Headshot of Martin DeBono, President of GAF Energy](https://www.gaf.com/-/media/elt/tile_martindebono-1.jpg?h=300&w=300&la=en-US&hash=E41E013382A29C57B34F68FE46CEF16715A2B2AA)
Martin DeBono
President, GAF Energy
President, GAF Energy
![Headshot of Joe Dennes, VP Residential R&D and Innovation](https://www.gaf.com/-/media/elt/tile_joedennes-1.jpg?h=300&w=300&la=en-US&hash=61753B40A83BB5F10E05FF785C13CB9261AA6980)
Joe Dennes
VP, Residential R&D and Innovation
VP, Residential R&D and Innovation
![Headshot of Jim Durkin, SVP of Steep Slope Systems Sales of GAF.](https://www.gaf.com/-/media/elt/tile_jimdurkin-1.jpg?h=300&w=300&la=en-US&hash=653FDBD6E505EBB03D2C04B0C47563DB582AE6D7)
Jim Durkin
SVP, Steep Slope Systems Sales
SVP, Steep Slope Systems Sales
![Headshot of Alma Garnett, SVP of Commercial Roofing Sales of GAF.](https://www.gaf.com/-/media/elt/tile_almagarnett-1.jpg?h=300&w=300&la=en-US&hash=EDF72FCC678E4398E43704FFBB96062A38E4C86A)
Alma Garnett
SVP, Commercial Roofing Sales
SVP, Commercial Roofing Sales
![Headshot of Philippe Georges, CFO of GAF](https://www.gaf.com/-/media/elt/tile_philippegeorges-1.jpg?h=300&w=300&la=en-US&hash=B5C0D627EA41A4D2C110D24F9D6AD42DF87FEB57)
Philippe Georges
Chief Financial Officer
Chief Financial Officer
![Headshot of Lori Groth, Chief Information Officer of GAF](https://www.gaf.com/-/media/elt/tile_lorigroth-1.jpg?h=300&w=300&la=en-US&hash=7797D239F8908A70BF598BBBD94584FFEEFE9D0F)
Lori Groth
Chief Information Officer
Chief Information Officer
![Headshot of Andy Hilton, CCO of GAF](https://www.gaf.com/-/media/elt/tile_andyhilton-2.jpg?h=300&w=300&la=en-US&hash=F35E1DA8B774EB81726BA127FC14200AA53C69E1)
Andy Hilton
Chief Communications and Corporate Social Responsibility Officer
Chief Communications and Corporate Social Responsibility Officer
![Headshot of Brian Kimber, EVP, Sales of GAF.](https://www.gaf.com/-/media/elt/tile_briankimber-1.jpg?h=300&w=300&la=en-US&hash=886F99F29B86F521566382AA4E7A52E164EB65C1)
Brian Kimber
EVP, Sales
EVP, Sales
![Headshot of Alex Liebman, Head of Corporate Development and Strategy of GAF.](https://www.gaf.com/-/media/elt/tile_alexliebman-1.jpg?h=300&w=300&la=en-US&hash=C171A2E8397B40939FFDD94C12CE0D19D6E2B263)
Alex Liebman
Head of Corporate Development
and Strategy
Head of Corporate Development
and Strategy
![Headshot of Matt Loncar, General Counsel of GAF.](https://www.gaf.com/-/media/elt/tile_mattloncar-1.jpg?h=300&w=300&la=en-US&hash=4991B581B371D7CCC87749915CB5917B62F43966)
Matt Loncar
General Counsel
General Counsel
![Headshot of Michelle Moore, SVP, Supply Chain](https://www.gaf.com/-/media/elt/tile_michellemoore-2.jpg?h=300&w=300&la=en-US&hash=212FB5FC5F101467F8BECB4F395DBDED127666D9)
Michelle Moore
SVP, Supply Chain
SVP, Supply Chain
![Headshot of Chris Rector, Chief Marketing Officer of GAF.](https://www.gaf.com/-/media/elt/tile_chrisrector-1.jpg?h=300&w=300&la=en-US&hash=023F4BDA87D87C385D712CA5112795D67F4E2199)
Chris Rector
Chief Marketing Officer
Chief Marketing Officer
![Headshot of Hari Reddy, VP R&D and Innovation](https://www.gaf.com/-/media/elt/tile_harireddy-1.jpg?h=300&w=300&la=en-US&hash=483D17C0CD9341FF18515B57FD2A3D44EF5A49DC)
Hari Reddy
VP, Commercial R&D and Innovation
VP, Commercial R&D and Innovation
![Headshot of Stephanie Shaw, Chief Human Resources Officer of GAF.](https://www.gaf.com/-/media/elt/tile_stephshaw-2.jpg?h=300&w=300&la=en-US&hash=BF3FDB5D5FF46D636C2379C5462D8666DCCD511F)
Stephanie Shaw
Chief Human Resources Officer
Chief Human Resources Officer
![Headshot of Abdallah Simaika, Chief of Staff of GAF.](https://www.gaf.com/-/media/elt/tile_abdallahsimaika-1.jpg?h=300&w=300&la=en-US&hash=C5F0885A660D6EE14EEBFD1DA2972CED402ADC9B)
Abdallah Simaika
Chief of Staff
Chief of Staff
![Headshot of Pete Vollmar, SVP of Sales Operations of GAF.](https://www.gaf.com/-/media/elt/tile_petevollmar-1.jpg?h=300&w=300&la=en-US&hash=FCC40C1406ECE741E2E6EED8BA406CF35107A5EB)
Pete Vollmar
SVP, Sales Operations
SVP, Sales Operations