Kristina Sigmund is a Specified Solutions Advisor for GAF|Siplast. Kristina is a licensed Professional Engineer in California, holds a Bachelor’s degree in Mathematics from Boston College and a Master’s degree in Civil Engineering from California Polytechnic State University - San Luis Obispo. With eighteen years of experience in building enclosure consulting, construction management, and owner’s representation, Kristina combines strong technical building enclosure experience with the ability to collaborate with designers, consultants, contractors, and building owners.