
SelectSIPs Expo and Annual Meeting 2023 and Looking to 2024

M. Steven Doggett, Ph.D.
Built Environments, Inc
Senior Building Scientist

Sam Rashkin
Retool US Housing Industry
Sam is the author of the book titled “Retooling the U.S. Housing Industry: How It Got Here, Why It’s Broken, and How to Fix It” that presents a comprehensive strategy for transforming the new homebuyer consumer experience. Sam brings the lessons from this book to housing executives across the country with workshops and collaborative meetings that help them accelerate innovation. Apart from this work, Sam has earned a national reputation for his work leading housing programs that have partnered with thousands of home builders and resulted in over one million certified high-performance homes. Mr. Rashkin was recently recognized for his contributions to sustainable housing with the 2012 Hanley Award.
He received his Bachelor of Architecture from Syracuse University; and is a registered architect in California and New York. During his 20-plus years as a licensed architect, he specialized in energy efficient design and completed over 100 residential projects. He has served on the national Steering Committees for USGBC’s LEED for Homes, NAHB’s Green Builder Guidelines, and EPA’s Water Sense label, and on the development team for EPA’s Indoor airPLUS label. Sam has also prepared hundreds of articles, technical papers, reports, and seminars; and contributed to other books on energy efficient and green construction.



BRIAN J. SIELAFF, P.E., S.E., P. ENG
Tamarack Grove Engineering
CEO, Managing Member
Started Tamarack Grove Engineering, PLLC in 2007 with 12 years of prior experience in structural engineering. Specializes in building design, design development, investigative and forensic engineering and project management. Possesses extensive experience in building design of steel structures, concrete design, heavy timber and log home construction design, reinforced masonry design, light gauge metal framing design and lateral element design.
As Managing Member I oversee all work, production and client relationships.