Mark is an Associate Principal that has played a crucial role in the conception, design, and execution of many of Payette’s most seminal buildings over the past decade, including George Washington University, Boston University, Williams College, the University of Hartford, Cape Cod Community College, and the University of Connecticut.  Since his earliest days with the firm, Mark has epitomized Payette’s passion for architectural craft. His deep knowledge of construction technology, and inventiveness in applying it, are evident in the many prototypical designs and details he has authored.

Heather Jauregui, LEED AP BD+C, O+M, CPHC, works for Perkins Eastman as the Director of Sustainability, where she combines her passions for both research and architecture. As a firmwide resource, she works internally to educate architects about sustainability, and to provide them with easy access to key research and tools they need to integrate sustainability into the design process. As a project resource, she works as an internal consultant to help guide sustainability throughout the design process from goal setting to strategy identification to measuring results. She is passionate about passive design, building science, indoor environmental quality, and pre/post-occupancy evaluations.

Andrea is a Principal and the Director of Building Science at Payette, the 2019 AIA Firm Award recipient for their work fusing design and building performance and has worked on six recent COTE Top Ten Award winning projects.  At Payette, she integrates building performance into all of their work and leads their internal research efforts. She was the Principal Investigator on the AIA Upjohn Grant research grant focused on thermal bridging and lead the development of Payette’s Glazing and Winter Comfort tool, and Kaleidoscope an early embodied carbon tool, which won both the AIA Innovation Award and R&D Award in 2022. She is a Lecturer at MIT and Harvard on building performance, and has her BArch from Carnegie Mellon and a Masters in Building Technology from MIT where she was the recipient of the Tucker-Voss Award. She was recently on AIA COTE Advisory Group, is a past chair of the AIA 2030 Working Group and USGBC Massachusetts (now Built Environment Plus).  She is on the board of the Boston Society of Architects  and was the 2023 President. She was a 2017 recipient of the AIA Young Architect Award, and is a LEED Fellow, as well as a Fellow of the AIA.

Sean O’Donnell leads Perkins Eastman’s international K-12 education practice. Understanding how intrinsic learning is to the human experience, he sees schools as the center of community bringing together civic architecture, sustainable design, and innovative educational planning to create high-performing, inspiring places where students learn and grow. A global thought leader in education facilities research and design, he is co-director of the Consortium for Design and Education Outcomes, a partnership with Drexel University’s School of Education.