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ABAA Board of Directors

The ABAA Board of Directors are comprised of leaders from various facets of the air barrier industry. These directors bring demonstrated leadership as well as great depth and breadth of experience to the association.

Choose a board member to see their full biography.

Andrew Dunlap, First Vice-Chair – Air Barrier Association of America Co-Chairman of the ABAA Research Committee SmithGroup, ABAA Board of Directors

Co-Chair – Air Barrier Association of America
Co-Chair of the ABAA Research Committee

Andrew Dunlap’s primary work experience is in the analysis and development of exterior building enclosures, including historic buildings. Exterior enclosure expertise is comprised of roofing, skylights, windows, curtain walls, rainscreen/cavity walls and waterproofing, and includes development of remediation options and construction documents for corrective work. Andrew’s work focuses on providing energy efficient designs as he regularly participates in validating designs for energy code compliance or to exceed code requirements. Project responsibilities include the collection of detailed building information, investigation and analysis of existing conditions, computerized thermal analysis of building systems (WUFI 5.2, THERM 7, WINDOW 7, and other software packages), formulation of remediation plans, preparation of construction documents for remediation, and construction contract administration including field observation and systems testing. This work often includes performing diagnostic field water tests as part of the forensic investigations or used to validate installed conditions.

Sarah Flock

Co-Chair – Air Barrier Association of America
Co-Chair of the ABAA Research Committee
Principal – Raths, Raths & Johnson, Inc.

Sarah is a Principal of Raths, Raths & Johnson, Inc., a national engineering, architecture, and forensics consulting firm specializing in the investigation, design, repair, and testing of building structures, enclosures, and materials.  She has 17 years of architectural experience and expertise in exterior wall systems’ water leakage, condensation, and moisture intrusion investigation and resolution, with a specialization in thermal performance and computational analysis of building enclosure systems and components.  She consults in the area of architectural peer review and commissioning of building enclosures and assembles, and provides litigation support and expert witness testimony on related building enclosure failures.  She serves on multiple ASTM International committees and is a member of the American Institute of Architects (AIA); Building Enclosures Council-Chicago (BEC-Chicago); Construction Specifications Institute (CSI); Exterior Design Institute (EDI); and American Society of Healthcare Engineering (ASHE).  A licensed architect in several states, she is certified as a Building Enclosure Commissioning Process Provider (BECxP) and a Commissioning Authority + Building Enclosure (CxA+BE).

AWagner Headshot 2016

First Vice-Chair – Air Barrier Association of America
Co-Chair of the ABAA Technical Committee


Andrea Wagner Watts is the Building Science Education manager for GAF, engaging with industry professionals to provide guidance, technical support and education for roof and wall assemblies. Andrea has more than 15 years of experience in the construction industry, successfully developing multiple sealants and air/water barrier system solutions and doing building science research. She is always working to improve the overall performance of the building enclosures through application innovation, research and industry knowledge sharing. Andrea has published on building science, assembly interfaces, durability and resilience and is the holder of multiple patents. She serves as an executive board member of ABAA, is the co-chair of their Technical Committee and chairs the ASTM E06 Task Group on air barriers.

Craig Wetmore ABAA Approved Speaker | ABAA Board of Directors | Air Barrier Association of America

Second Vice-Chair – Air Barrier Association of America
President of York Manufacturing

Treasurer of Maine CSI
Managing Partner of Professionals Collaborative
Co-Chair of the ABAA Marketing Committee

Craig Wetmore, the President of York Manufacturing, has over 25 years of experience in the construction industry. He has a concentrated knowledge in through-wall flashings, moisture management, transitions, and wall components. Craig is active in building community where he is a member of CSI, RCI, USGBC, ASTM and the ABAA. He serves as President of the Maine CSI Chapter, he is the chairperson of the ABAA’s Marketing Committee (education and outreach), and serves as a Director on the executive board of the ABAA.

Craig works with architectural firms, engineering firms, installers, general contractors, AIA chapters, Building Enclosure Councils, and CSI chapters in the discussions of flashing and building science. His efforts center on wall flashings compatibility with air barriers and insulation products, lifecycle costs, transition materials, and installation advice on all different types of flashings.

Craig and the York team have developed many new products to solve the issues that are encountered in the drainage of water from the building enclosure.

Rob Aird, ABAA Board of Directors | Air Barrier Association of America

Treasurer – Air Barrier Association of America
Owner of Robert A. Aird, Inc

Rob Aird has been the lead instructor for the EIFS—Doing It Right® program since 2006. He works closely with builders, contractors, architects and engineers designing and building projects that employ EIFS. He has extensive experience in all types of plaster, air barriers and in EIFS.

He began as a laborer in the trade some 40 years ago and has worked his way through mechanic, foreman, superintendent and then owner of his own company, Robert A. Aird, Inc. of Frederick, MD. His work area includes the Washington, D.C./Baltimore/Northern Virginia region. His business has been operating since 1976 and employs more than 100 people. Rob is bilingual, and his fluency in Spanish contributes to the success of his business.

His continued focus on quality, safety and customer service has resulted in numerous industry awards:

  • Safety Performance Award Plaster/EIFS 2007—District of Columbia Metropolitan Subcontractors Association (DCMSA)
  • Outstanding Subcontractor of the Year 2007 (DCMSA)
  • Safety Performance Award Plaster/EIFS 2008 (DCMSA)
  • Craftsmanship Award for Plastering 2008—Washington Building Congress
  • Safety Performance Award Plaster/EIFS 2013 (DCMSA)
  • Craftsmanship Award for Plastering 2013—Washington Building Congress

High-profile EIFS projects include the Pentagon, Hay-Adams Hotel (across from the White House), Marine Corps Base Quantico, Fort Belvoir, Andrews Air Force Base, Fort Detrick, Congressional Country Club and the DC Court of Appeals.  Aird, Inc. has also performed work in Grand Cayman, Guayaquil, Ecuador, and Honduras.

In 2012, Rob was asked to join the board of the Air Barrier Association of America, ABAA.  Robert A. Aird, Inc. is also a contractor member of ABAA.  Recently Aird, Inc. joined the Sto Panel Technology group to pre-panelize building exteriors.

Rob has a master’s degree in counseling psychology (1976) with postgraduate work in Israel and Holland. His undergraduate degrees are in English and sociology. As an active member of the nonprofit Families Plus! in Frederick, Rob returns to his community the support he’s received throughout his life there.

Matt Giambrone

Secretary – Air Barrier Association of America
OCP Contractors, Inc.
Chair of the ABAA Contractors Committee

At a very young age Matthew Giambrone was introduced into the construction industry by his mother and father who owned and operated a general contracting and masonry contracting company. At 17 years old, he started his masonry apprenticeship with local 5 Bricklayers and Allied Craftsmen. Matthew has experienced almost every facet of the construction industry; including accounting and payroll, jobsite deliveries, large equipment shipping, and installation. In 2010 Matthew became a certified level 3 ABAA installer in spray foam, fluid applied, and self-adhered membranes. After the passing of his father in 2014, an avid ABAA member and supporter, Matthew took on the role of Estimator and Project Manager for the spray foam company he and his father started, establishing himself in the city of Cleveland as an industry leader. In late 2015, OCP Contractors, Inc. acquired the foam company along with Matthew’s knowledge to create and manage division 7. Matthew is a member of the ABAA QAP Committee, Chairman of the Contractors Committee, and is now a member of the Board of Directors for the ABAA. Matthew most recently won the ABAA Excellence Award with OCP.

Immediate Past-Chair – Air Barrier Association of America
American Contractors Insurance Group, Performance Excellence & Quality Consultant
Building Enclosure Council Past Chair


Brian Stroik is a recognized industry leader in the construction of energy efficient, sustainable and durable buildings.

Brian is involved with key industry organizations – For three years, he has served as Chair of the Air Barrier Association of America (ABAA), he’s been voted for two years to the Board of Directors for the Building Enclosure Technology and Environmental Council (BETEC), has obtained certifications as a Certified Air Barrier Specialist (CABS) and Construction Risk and Insurance Specialist (CRIS) and is currently a Performance Excellence & Quality Consultant for American Contractors Insurance Group, a company that focuses on Quality in Construction for some of the largest construction companies in the United States.

Brian is a frequent speaker on the subjects of: commissioning the building enclosure (BECx), quality in construction, and mock ups / first run studies. Brian has also chaired numerous speaker sessions at national conferences and hosted roundtable discussions. He holds the following industry positions and affiliations:

  • Past Chair, National Building Enclosure Council (NBEC)
  • Immediate Past-Chair and a Director, Air Barrier Association of America (ABAA): Past Chair Research Committee
  • Advisory Board Member, Building Enclosure Technology and Environmental Council (BETEC a Council of the National Institute of Building Sciences – NIBS), Washington, DC
  • Founder and Chair, Building Enclosure Council of Wisconsin (BEC-WI)
  • Voting member of ASTM E06 – Building Performance
  • Senior Member, American Society of Quality (ASQ)
  • Certified, American Society for Healthcare Engineering (ASHE)

White papers by Mr. Stroik on the subjects of building energy efficiency and building enclosure design, among others, have been published in The Journal of Energy Efficiency & Reliability, The Journal of Building Enclosure Design and SprayFoam Magazine.

Russ Snow, Immediate Past Chair – The Air Barrier Association of America Building Envelope Specialist at W.R. Meadows, ABAA Board of Directors

Director of the Air Barrier Association of America
Building Envelope Specialist at W.R. Meadows

Currently the Building Envelope Product Group Manager/ Building Science Specialist for W.R. MEADOWS, Russell Snow has over 20 years of experience in the construction industry, including building envelope, concrete restoration and products used in the treatment of concrete. Presently, his main responsibility is overseeing the building envelope line of products, which also includes providing technical support to all members of the construction industry, including the W.R. MEADOWS’ sales team, both in Canada and the US. Other responsibilities include the development of specifications at the architectural / engineering level, as well as the creation of presentations for continuing education programs through AEC, AIA, and various other organizations. Russell attained his LEED Accredited Professional designation in April of 2008 and is currently involved with a number of associations including the Air Barrier Association of America Technical Committee, National Air Barrier Association Board of Directors, Construction Specifications Canada, ASTM E06, ASTM D08, and American Concrete Institute committees.

Benjamin Meyer

Director of the Air Barrier Association of America
Building Enclosure Business Director, Siplast

Benjamin Meyer, AIA, NCARB, LEED AP is the Building Enclosure Business Director for Siplast.  He has worked previously in building envelope product technical management, commercial design, real estate development and construction management on a range of projects that included residential, educational, offices, and DuPont industrial projects. Industry positions include: Voting Member of the ASHRAE 90.1 Envelope and Project Committees, Board of Directors of the Air Barrier Association of America (ABAA), Co-chair of the Codes Task Group (ABAA), LEED Technical Committee member, and past Technical Advisor of the LEED Materials (MR) TAG. Mr. Meyer has MBA, B.S., and M.Arch degrees from the University of Cincinnati.

Andre Desjarlais, Director of the Air Barrier Association of America | ABAA Board of Directors

Director of the Air Barrier Association of America
OakRidge National Laboratory

André Desjarlais is the Group Leader for the Building Envelopes Research Program at the Oak Ridge National Laboratory. He has been involved in building envelope and materials research for 40 years, first as a consultant and, for the last 22 years, at ORNL. He is active in the building industry, participating in ASHRAE, ASTM, Cool Roof Rating Council, SPRI, RCI Foundation, Roof Industry Committee on Weather Issues, Federal Roofing Committee, and the Building Environment and Thermal Envelope Council. Areas of expertise include building envelope and material energy efficiency, moisture control, and durability.

Peter Barrett, Director of the Air Barrier Association of America | ABAA Board of Directors

Director of the Air Barrier Association of America
Dörken Systems Inc.
Chair of the ABAA Audit Committee

Peter Barrett is the Product Manager and Marketing Manager for Dörken Systems Inc., and has been with the company for over 11 years. His involvement with the design community and building materials industry spans over 25 years. Peter holds a BA (Hons.) from Queen’s University and an MBA from Wilfrid Laurier University, and currently serves on the Board of Directors for the Air Barrier Association of America (ABAA) and on the Audit Committee. Peter has also contributed to The Construction Specifier, Construct Canada, Tunnel Business, and Masonry Magazine.

Adam Ugliuzza

Director of the Air Barrier Association of America
Sustainable Building Partners

Adam brings 16 years of engineering experience focusing on building science and the building enclosure construction industry. Discipline expertise includes building enclosure consulting and commissioning services for new and existing construction, in addition to forensic investigations to determine root cause of building performance issues. He also brings industry leading expertise in large building whole building airtightness testing, which is at the forefront of high-performance building construction. Adam continues to work on projects across the United States and abroad providing professional building enclosure consultation in both the residential and commercial space for all types of construction, ranging from multi-family wood/timber framed buildings to high performance institutional/healthcare facilities to high-rise construction. Through this experience, Adam brings a unique approach to building enclosure consulting and testing, concentrating on enclosure interface coordination in design and construction phases of the project that overlays a holistic approach, critical to achieving high performance building construction; the goal to help ensure all the materials, systems, and assemblies are properly connected to provide continuous environmental control. His extensive testing knowledge allows him to be deliberate and methodical in his approach to interweaving functional testing to verify performance.

Adam is also active in many industry associations including Air Barrier Association of America (ABAA), Passive House Institute US (PHIUS), Construction Owners Association of America (COAA), United States Green Building Council (USGBC), etc. and has co-authored numerous technical papers, guidelines and standards; fundamental to an industry leading professional.

John Posenecker, Director at the Air Barrier Association of America | ABAA Board of Directors

Director of the Air Barrier Association of America
Terracon Consultants, Inc.  

Mr. Posenecker is the Senior Principal and Regional Facilities Manager for Terracon Consultants, Inc. He is a registered engineer in the State of Texas. His experience includes the design, construction, testing and forensic investigation of building envelope systems. Previously, he was an Estimating Manager with Chamberlin Roofing and Waterproofing from 2005 through 2015, Project Manager for Advanced Environmental Concepts from 1997 through 2005, an Engineering Team Leader at Southern Company Services from 1987 through 1997, and a Senior Engineer with Bechtel Power from 1982 to 1987.

Throughout his career, Mr. Posenecker has participated in a wide variety of projects associated with the building envelope that include containment systems for commercial nuclear power plants; noise control systems for commercial and institutional projects; and waterproofing for commercial high-rise office and multi-family buildings, medical and educational institutional projects, and large concrete structural projects. Mr. Posenecker specializes in waterproofing and cladding systems associated with the building envelope. He is an active member in several professional organizations including the Austin Building Enclosure Council (BEC), National Institute of Buildings Sciences (NIBS), and the International Concrete Restoration Institute (ICRI). He is also on the executive committee for the National Building Enclosure Council.

Director of the Air Barrier Association of America
Alpha Insulation & Waterproofing Inc.

Gilbert is the operation manager for Alpha Insulation & Waterproofing an IBP Company where he has held various positions since joining them on January of 1989. He has 35 years of construction industry experience and over 25 years of management experience in sales, marketing and operations. He has been actively involved with various construction industry organizations such as Associated General Contractors, American Subcontractors Association and has served on the Board of Directors for the Associated Builders and Contractors. Gilbert currently serves on the ABAA Board of Directors. He is a devout husband and father and is active in his local church and community.

Mike Bingley

Director of the Air Barrier Association of America
R. J. Kenney Associates, Inc.

Mike Bingley is an Architect & Consultant for R. J. Kenney Associates, Inc. in Plainville, MA. He has a Bachelor’s of Architecture degree and is a registered Architect in Massachusetts and Connecticut. Mr. Bingley has over 20 years of experience in the field of Architecture including the design and construction of multifamily housing, commercial, light industrial, and institutional buildings. His building envelope experience extends from detailing of air barrier systems and includes existing building envelope investigation, evaluation of failed building enclosures, historical analysis, restoration design and repair, field testing, and construction management.

Mr. Bingley volunteered and served 3 years as Vice Chair on the Planning Board of his community and Partnered to form his own Architecture firm from 2006-2011.

His professional affiliations include BSA, AIA, and NCARB.

Amy Baker 2019

Director of the Air Barrier Association of America
Amy Baker Architect

Amy Baker is a Registered Architect with over 20 years of experience on commercial projects located across the country and internationally. She specializes in the technical development of projects with a passion for exterior enclosure detailing, building science, building codes, and construction specifications. Amy serves on the Board of Directors for ABAA and is a member of the Technical Committee. She also serves on the Board of Directors for the Detroit chapter of CSI, the Building Enclosure Council of Greater Detroit (BEC-GD) and Specifications Consultants in Independent Practice (SCIP). She holds Bachelor of Science in Architecture and Master of Architecture degrees from Lawrence Technological University.

In 2018, Amy formed her own architecture and specification consulting firm, Amy Baker Architect. She is primarily focused on working with design and construction professionals, offering consulting services including architectural specification writing, code reviews, third-party document reviews, and construction administration services. Amy’s experience as an architect and technical specialist offers a unique perspective to specification consulting and enables her to function as an extension of the architectural team.

John Chamberlin, Director at Air Barrier Association of America | ABAA Board of Directors

Director of the Air Barrier Association of America
Georgia-Pacific Gypsum

John Chamberlin is the Senior Product Manager at Georgia-Pacific responsible for the DensElement® Barrier System.  Mr. Chamberlin has worked in the building products industry for his entire career with most of his work focusing on new product development for disruptive technologies in the building envelope space.  Mr. Chamberlin is actively involved in the building industry, serving as a member of multiple committees and director for the board of the Air Barrier Association of America and a frequent attendee of his local Building Enclosure Council.  Mr. Chamberlin graduated from the University of Tennessee with a Bachelor of Science degree in Marketing and later received his M.B.A. from Emory University.

Kevin D Nolan, ABAA Board of Directors | Air Barrier Association of America

Director of the Air Barrier Association of America

Kevin D. Nolan has over 35 years of experience in the construction industry, as a Carpenter/Superintendent, a General Contractor and a Forensic Architectural Consultant. He has dealt almost exclusively with the Building Enclosure for 25 of those years, repairing, re-cladding and diagnosing failed systems. Currently, he serves as the Technical Director for VaproShield LLC, an innovative Manufacturing Company of Water Resistive Barriers and Air Barrier Materials designed for rainscreen applications. His duties at VaproShield include Research and Development of new products and the continued improvement of existing products to meet the company’s high standards of performance. He is an active member of multiple committees for the Air Barrier Association of America. He is active in SEABEC, ( The Seattle Building Enclosure Council), and attends other BEC meetings around the country during his travels in Support of VaproShield. Kevin holds a Bachelor’s degree in Business “Finance” from Seattle University. He lives in Seattle , ( where they know little bit about rain), with his wife Kelly and their German Shepard Xander.

Julie Szabo, Director of the Air Barrier Association of America (ABAA) | Board of Directors

Director of the Air Barrier Association of America
Wiss, Janney, Elstner Associates, Inc.

Julie Szabo is a Senior Associate with Wiss, Janney, Elstner Associates, Inc., a global firm of engineers, architects, and material scientists committed to helping clients solve, repair and avoid problems in the built world. She has over 17 years’ experience in building enclosure consulting with expertise in the investigation of enclosure performance issues related to air leakage, water infiltration, thermal performance, and condensation. She provides enclosure consulting and commissioning services on a wide variety of building types including, residential, commercial, institutional, and healthcare projects. Her work starts in the design phase with design peer reviews and continues throughout the construction phase with site verification and field performance testing. Julie actively serves on various Air Barrier Association of America (ABAA) technical committees, is the current co-chair of the ABAA Editorial Review of Technical Documents Task Group, and is the past-Chair of the Building Enclosure Council of Washington, DC.

Matt Nelson 2021

Director of the Air Barrier Association of America
ECO Commissions
Co-Chair of the ABAA Marketing Committee

Matthew Nelson is a licensed mechanical engineer who has worked in the commissioning and consulting engineering fields since 1996. His experience includes work involving the building enclosure, HVAC, plumbing, and electrical systems in various building types including health care, institutional, commercial, and government.

One highlight of his career was the role he played in the development of ASHRAE’s commissioning (BCxP) and building energy assessment (BEAP) certification examinations with other internationally recognized commissioning and energy experts.  Following the implementation of these exams he served as the chair of ASHRAE’s Certification Committee.  Closer to home, he is a past-president of the ASHRAE Cleveland Chapter, and a co-chair of the Building Enclosure Council Chapter in Cleveland, using these positions to not only promote learning about the built environment, but to help others grow as leaders in this field.

Currently, Mr. Nelson is the managing principal of ECO Commissions.  A company he formed specifically to provide high‐quality, third‐party independent commissioning services. Since then, they have developed their practice areas to include, design review, testing and instrumentation, energy assessments, and forensic investigation. These services have application in both new and existing facilities and focus on achieving sustainable, high‐performance buildings.