TOM ROSSMASSLER MA CSL, BPI, USGBC Tom started HempStone in Massachusetts and is currently importing hemp and lime from Europe as the main ingredients along with water to make Hempcrete. In the past year, HempStone completed multiple projects, held training workshops and educated students at design schools, and forged partnerships to begin to source and process natural building materials in the US. Tom has attended NESEA for 20+ years and is a lifetime member, spoken at GreenBuild, and spoken and been on numerous panels for energy-efficiency, social entrepreneurship. and employee-owned businesses. Tom has extensive experience with EnergyStar homes, LEED for Homes, Living Building Challenge, and Passive House building methodologies. JENNIFER MARTIN, MA CSL, CPHC, PMP Jennifer is a sustainable architecture design/builder with 20+ years of experience in low-carbon natural building and high-performance green construction. As a partner at HempStone, she serves as Catalyst to advocate for carbon-beneficial material use throughout the building assembly. Jennifer has a passion for responsible local material resource use, a deep understanding of collaborative culture, and a commitment to change the paradigms of the building industry. Jennifer has experience in LEED Platinum, Living Building Challenge, and Passive House building methodologies, and now puts her extensive experience in natural building and ecological design to use at HempStone.