The 412 Project Team

Teri Slavik-Tsuyuki, Principal

Teri Slavik-Tsuyuki, Principal , tst ink LLC

America at Home Study Founder

Teri works with community developers and entrepreneurs to tap into deep customer insights and create places and brands that connect with people through experiences that matter. Over nearly three decades, she has brought to life some of the most valued and recognized brands in resort and community development.  As chief marketing officer at Newland for more than a decade, she was the architect of the largest U.S. community developer’s brand, elevating its application in more than 40 communities in 14 states, where she also led new community startups, opening 11 new communities in four years.

Nancy Keenan, President

Nancy Keenan, President , DAHLIN | Architecture | Planning | Interiors

America at Home Study Founder, Architect

Nancy is passionate about finding thoughtful, creative ways to infuse the soul of design and livability into residential projects while also addressing the realities of elusive housing attainability and a challenging entitlement environment. With an empathetic and collaborative leadership style, Nancy steers the growth strategy — including design adaptation and innovation, technology, and sustainability — of the 150+ person professional global architecture, planning, and interiors firm. She also oversees operations, finance, production, marketing, and business development. 


Ryan White, Director of Design

Ryan White, Director of Design , DAHLIN | Architecture | Planning | Interiors


An innovator in design thinking, Ryan challenges teams across the firm to think differently. Harnessing the potential of a given project’s vision, he is known for seeding brainstorming sessions with fresh perspective and thought-provoking questions that inspire DAHLIN’s teams to push the envelope of design and solve problems for its clients. He has led the innovative architectural design of many building types that have moved design forward while passing the test of market demands.

Darian Wagner, AIA, Principal / Architect

Darian Wagner, AIA, Principal / Architect , DAHLIN | Architecture | Planning | Interiors


Raised in homebuilding with prior experience at her father’s construction company, Darian’s personal passion is working with clients toward creative, executable designs. Specializing in residential communities and low density attached projects, she pushes teams to imagine who will live in the communities being built and how they will experience the home and the community itself. She’s always exploring fresh constructable ideas to inspire teams to create design solutions that better serve how people live, enhancing livability for the homeowners and creating value for homebuilders.

Dennis Steigerwalt, President

Dennis Steigerwalt, President , Housing Innovation Alliance


Dennis has extensive innovation experience and a broad network of innovation leaders in the housing industry from the U.S. and around the world. He’s a boundary spanner, a connector, and an investor in all things related to the built environment.  Navigating complex networks of transactional relationships and promoting broader investment in research and development, Dennis seeks out opportunities to connect the dots on transformational initiatives to achieve objectives together that we shouldn’t, and likely couldn’t, tackle alone.

Eric Newhouse, Vice President of Innovation

Eric Newhouse, Vice President of Innovation , Structural Modular Innovations, LLC

Liaison to builder EcoCraft Homes

Eric is a registered architect and a graduate of the Carnegie Mellon University School of Architecture. From 1998 to 2005, he worked at Integrated Building & Construction Solutions (IBACOS), one of the nation's leading research and development firms in the homebuilding industry, where he led technology transfer and builder enablement programs on behalf of the U.S. Department of Energy’s Building America program. 

Ryan Bish, Chief Manufacturing Officer and GM

Ryan Bish, Chief Manufacturing Officer and GM , Structural Modular Innovations, LLC


As a proven leader in the systems-built housing industry for over 37 years, Ryan has served in various capacities during his career including production associate, production supervisor, quality assurance, materials management, draftsman, regional sales representative, sales manager, general manager and chief manufacturing officer. His servant leadership style brings in-depth experience and expertise to the industry including single family, multi-family, commercial, hospitality, workforce housing and urban infill.

Belinda Sward, Founder and Chief Strategist

Belinda Sward, Founder and Chief Strategist , Strategic Solutions Alliance

America at Home Study Founder

For more than 20 years Belinda has provided real estate market and consumer intelligence and customer-based strategies to developers, homebuilders and investors. She creates planning, development, product amenity, and marketing strategies for large-scale and multi-use communities, resort communities, single-product housing communities, and mixed-use developments across North America.

Pro Builder

Pro Builder

Pro Builder produces award-winning content for the U.S. housing industry across print, digital, video, social, and in-person channels and is the official media partner of the National Association of Home Builders (NAHB). Winner of the 2020 and 2022 Jesse H. Neal Award for Best Single Issue of a Magazine, Pro Builder strives to deliver relevant, actionable, and timely content to help home builders and other housing industry professionals grow their businesses and profitability. Our Idea Homes series, including The 412, features forward-thinking design, construction materials and best practices, and innovative yet proven solutions toward improving housing performance, comfort and health, attainability, and profitability. Check out our Events page for information about all of our Idea Homes and related projects.