Jennifer Keegan, AAIA, is the Director of Building & Roofing Science for GAF, focusing on overall roof system design and performance. Jennifer has over 20 years of experience as a building enclosure consultant specializing in building forensics, assessment, design and remediation of building enclosure systems. She provides technical leadership within the industry as the Chair of the ASTM D08.22 Roofing and Waterproofing Subcommittee, and the education chair for IIBEC; and as an advocate for women within the industry as an executive board member of National Women in Roofing and a board member of Women in Construction.

Kristin Westover, P.E., LEED AP O+M, is a Technical Manager for specialty installations for low-slope commercial roofing systems at GAF. She has experience with a wide variety of projects in the civil engineering consulting industry specializing in repair and restoration of existing buildings, primarily for commercial buildings and high rise residential structures. Project expertise includes roofing, waterproofing, facades, parking garages, and pavements. She has performed assessments, written specification and design documents, provided bidding services oversight, and performed construction contract administration. She also has experience in arbitration and litigation support as well as LEED O+M certification for existing buildings.