The APA Market Access and Development (formerly Field Services) team consists of full-time engineered wood specialists located throughout North America. These engineered wood specialists include engineers, architects and construction experts who are available to provide information and recommendations to construction and design professionals.
APA's engineered wood specialists work with construction industry professionals who design with, specify, install or inspect engineered wood products (EWPs). Engineered wood specialists are available to assist with questions regarding code compliance, manufacturing, design, specification and installation of EWPs or other questions related to wood-frame construction with EWPs. These services are supported by APA members for the engineered wood industry and are provided complimentary to those engaged with using these materials.
Van Wilfinger
With over 30 years of experience in the construction industry, Van has cultivated specialized expertise, particularly in roles such as building inspector, plan reviewer, building official, and most recently, chief building official for Clatsop County in Oregon. Van's expertise covers questions related to building codes and regulations. Van services the Pacific Northwest region, including Alaska, Hawaii, Washington, Oregon, Idaho, Montana and Utah. Beyond his professional endeavors, Van and his wife enjoy outdoor activities such as hiking, camping, fishing and discovering new destinations. Van works remotely from his residence in Oregon.
(971) 418-1560
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Ron Nuttall
Ron Nuttall is based in the Denver area. Ron studied marketing at Texas Tech University before beginning his wood products career working in wholesale distribution in Texas, later relocating to Colorado. Ron has extensive knowledge of the construction and engineered wood industries, having worked in plywood distribution as well as educating builders and designers on the use of I-joists and engineered wood products before joining APA in 2017. Ron continues to support builders with the use of engineered products, including training on fire-resistant assemblies, and a special focus on assisting nonresidential builders with training framing crews on best practices in wood framing for multifamily and other large buildings.
(720) 930-2621
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John Grant
John is an experienced educator in the fields of teaching and construction. He has a Master of Architecture degree from Texas A&M University as well as a Bachelor of Arts from the University of California, Santa Barbara. Most recently, John operated a small business in Texas and Southern California, but now enjoys being back in the construction industry. Previously, he worked on designing schools, churches, offices and senior housing for two architectural firms, the Arkitex Studio and Irwin-Pancake Architects. He has also worked in hardware, electrical wholesale and construction. John is based in Dallas.
(713) 705-6862
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Roy Frederick
Roy is an experienced homebuilder, having worked for over 20 years in all aspects of residential construction, estimating and design, including code compliance, design changes and plan performance. He has worked for Brighton Homes, Trendmaker Homes and, most recently, David Weekley Homes, which are based in the major markets of South Central and Southeast Texas, as well as Indianapolis, Indiana. Roy is based in New Braunfels, Texas, and is a graduate of Lamar University with a B.S. in criminal justice.
(832) 687-8882
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Jacquelyn Miller
Jacquelyn Miller, EIT, is the engineered wood specialist for the Midwest territory, bringing a robust technical foundation and a passion for sustainability to her role. Based in the Chicago suburbs, she has a deep connection to her region, having lived in half of the states within her territory. Jacquelyn earned a B.S. in civil engineering and a minor in Spanish from Rose-Hulman Institute of Technology and is currently pursuing her MBA at Utah State University. She began her career as a structural design engineer in Cincinnati, Ohio, working on diverse residential and commercial projects and contributing to sustainability initiatives. Her favorite aspect of the job has always been mentoring colleagues and promoting teamwork. Outside of work, Jacquelyn enjoys hiking, kayaking, biking and baking— especially cupcakes.
(847) 312-7019
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Noah Humberston, PE
Noah is an Engineered Wood Specialist based in the Philadelphia area and serves the Northeast Region. He works to provide construction and design direction for the use of APA member company engineered wood products. When Noah joined APA, he brought four years of structural design experience at a national structural engineering firm with him. He has worked with both national and regional builders in the design of both single family and multifamily structures using engineered wood products. Noah is a graduate of the University of Delaware with a B.S. in Civil Engineering and is a registered Professional Engineer in the state of Pennsylvania.
(484) 663-4488
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Warren Hamrick
Serving the southeastern United States, Warren consults with and conducts workshops for designers, code officials and other building professionals on best practices for specification, selection and application of engineered wood products. Warren graduated from North Carolina State University with a bachelor of science in Civil Engineering. Prior to joining APA, Warren worked as a project manager for a structural engineering firm which specialized in commercial construction.
(828) 289-7012
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Stephanie Thomas-Rees
From her location in Central Florida, Stephanie consults with builders, designers, code officials and suppliers on using engineered wood products efficiently and cost effectively. Stephanie is an experienced designer and energy professional with a bachelor’s degree in architectural design from Clemson University and a master’s degree in energy efficient building from Oxford Brookes University. As a building science professional, Stephanie’s past roles include project architect, designated energy efficiency coordinator, code coordinator and adjunct professor teaching sustainable design and building materials.
(386) 846-7188
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Cory McCambridge
When Cory joined APA, he brought over ten years of architectural and structural design analysis experience with a proven track record in value engineering along with him. Cory has spent most of his career working in the prefabricated panel industry as a design manager and project estimator for various facilities located across Canada and has a thorough understanding of engineered wood products and systems. In his work for APA, Cory consults with and conducts workshops for builders, designers, code officials and other building professionals on best practices for specification, selection and application of engineered wood products. His passion for efficiency and performance combined with over a decade of knowledge and experience has allowed him to add value to countless projects throughout his career and his services are part of the many complimentary resources available at APA.
(905) 460-4455
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Larry Oenning, PE
Vice President of Market Access and Development
Larry came to APA early in 2020 with extensive experience in leading teams and projects in the fields of construction management and building material sales. He most recently served as the Pacific Northwest Engineered Wood Specialist for APA. Prior to that Larry was the General Sales Manager for Louisiana-Pacific, where he led a team responsible for the sales of LP products in Western Canada and Northwest United States. Larry also has 20 years of experience as a commercial construction manager in the Southwest and Pacific Northwest where he completed over 60 major commercial projects of different types, many of which used wood as the primary construction material. Larry holds bachelor’s and master’s degrees in Civil Engineering (Structures) from Washington State University and is a registered Professional Engineer in the State of California. He works remotely out of his home in Vancouver, WA.
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Robert (Bob) Kuserk, PE
Director of Market Access and Development
Bob holds a Bachelor of Civil Engineering from Villanova University, a Master of Civil Engineering from the University of Delaware and is licensed as a professional engineer. An expert on residential and commercial design with engineered wood products, Bob joined APA in 2016 as an Engineered Wood Specialist covering the Northeast territory. Prior to joining APA, Bob spent twenty years as an engineer providing technical support for a major manufacturer of engineered wood products. He is actively involved in consulting with builders, suppliers, designers and code officials to enhance their use and understanding of engineered wood products. His design and construction management experience includes residential and commercial structural design. Bob’s experience working with varied stakeholders in residential construction (design professionals, building officials, contractors, product manufacturers and distribution networks) allows Bob to bring a perspective from the different aspects of construction to all parties.
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Matthew Brown, CGP
Director of Energy Policy and Code
Matt serves as a key advisor and advocate for APA and its members on energy, code and sustainability policy issues. He spearheads the development and implementation of strategic energy and sustainability initiatives, coordinating with internal and external stakeholders on behalf of the industry. As director of energy policy and code, he helps educate the public and policymakers on how to leverage engineered wood's natural R-value and low embodied carbon properties. Matt’s career in the construction industry began over 15 years ago. He has worked for a large regional production builder, an energy rating and engineering firm and joined APA in 2014. In his free time, Matt enjoys cooking barbecue for anyone willing to eat it.
(214) 930-7075
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Charles Barnes
Director of International Services
Charles Barnes, an Oklahoma native, graduated from the University of Kansas in 1984 with degrees in journalism and Japanese language. He initially worked at consulting firms in Seattle, aiding U.S. wood products and construction companies in Asia. Charlie joined APA in 1990 as the Japan Representative in Tokyo, where he spent 13 years representing the U.S. industry on Japanese building code and standards committees. He assumed the role of director of APA's International Services in 2006 to oversee global market access and export programs. Since 2010, Charlie has been based in Taipei, Taiwan, where he educates audiences in 28 different countries about U.S engineered wood products and their applications. He is fluent in Japanese and continues to learn Mandarin Chinese and Spanish.
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