Prudence Ferreira has been a passive house and building science consultant, Phius curriculum developer and trainer, and Phius Board member since 2010. She works as Vice President of Sustainability and Resilience at Thornton Tomasetti and is the firm’s Passive Building Practice Lead. She is a founding member of the Phius Technical Committee, a current member of the ASHRAE 227 Standard Committee. She has consulted on passive building projects across 7 different climate zones, and has experience with unique passive house typologies such as curtain wall tower, medical facilities and labs, historic masonry retrofits and passive buildings with historic preservation requirements. She resides in Rockland, Maine.

Ken is an architect and principal at Mithun with more than 35 years of practice. He is a skilled project manager with expertise at delivering innovative, deep green built environments, including two AIA COTE Top Ten Award-winning projects and a Living Building Challenge 4.0 Petal Ready workplace. Ken is currently serving as project manager of the new Princeton University Meadows Apartments, a Phius Passive House design certified residential community for 604 students that will open this spring. In addition to project-based efforts, he leads the firm’s quality assurance program bringing technical expertise to advance integrated design quality across projects and offices.

Mark Newey is a Certified Passive House Consultant, RESNET Home Energy Rater, BPI Building Analyst, LEED Green Rater, LEED Accredited Professional, and Passive House Verifier and Rater. Mark has 24 years of experience as a building energy efficiency consultant and has taught over 100 workshops on energy efficiency and green building for builders, architects, and HVAC contractors. Prior to co-founding Airtight Energy Consulting, Mark’s experience included 5 years at Southface Energy Institute in Atlanta, GA, 17 years at the Center for EcoTechnology (CET) in Northampton MA, and 1 year at New Ecology, Inc. in Boston MA. Mark’s technical expertise includes energy modeling, energy codes, deep energy retrofits, duct system design and pressure diagnostics. In 2016 Mark was awarded the Green Giants designation by the US Green Building Council Massachusetts. He has a B.S. in Aerospace Engineering and a minor in Engineering Leadership Development from Pennsylvania State University.

Olivia Percy, Harvard University’s sustainability leader at the helm of planning, development, and strategy for Harvard University Housing and Real Estate, is dedicated to effecting market transformation beyond campus boundaries. In her role, she actively seeks paths to augment real estate value while considering climate, health, and equity. Olivia’s vision fuels industry-leading standards laying foundations for scalable frameworks in asset management via commitment to innovation and continuous improvement.

Integral in creating standards and initiatives at Harvard, Olivia collaborates with a wide range of stakeholders, from faculty and research organizations to startups and utility partners. Since joining the Office for Sustainability in 2011, she has been a driving force in university-wide plans, goals, policy writing, and steering committees.

Ali Yalaz, P.E., LEED AP, is a Consulting Engineer with Simpson Gumpertz & Heger Inc. (SGH) Building Technology group. He received his B.S. in Architecture Engineering from Worcester Polytechnic Institute in 2016. His work at SGH encompasses a variety of enclosure-related projects, including energy modeling, building enclosure commissioning, computational analysis of existing and proposed building enclosure systems, and building enclosure consulting. Ali is a certified Passive House U.S. (PHIUS) Verifier and Home Energy Rating System (HERS) Rater. Ali has authored technical papers and presented on topics ranging from air sealing of building enclosures, enclosure commissioning methods, and lessons learned on building physics and enclosure performance.