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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.


Chair – 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.


Vice-Chair – Air Barrier Association of America
Manager – Building Envelope Solutions Team at Tremco Sealants & Waterproofing

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

Brian works with key industry organizations – including the Air Barrier Association of America, the National Building Enclosure Council, the Building Enclosure Technology and Environmental Council (BETEC), and ASTM E06 – on research and education regarding building enclosures, energy efficiency, retrofitting and upgrading existing building enclosures.

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)
  • Vice 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.

2nd Vice-Chair – The Air Barrier Association
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.

Treasurer – The Air Barrier Association of America
Sr. Technical Services Leader, Insulation with Owens Corning

Clarke Berdan received his doctorate degree from the California Institute of Technology majoring in Chemical Engineering and BS degree from the University of California at Berkeley in the same discipline. He has been with Owens Corning at the Center of Science and Technology since 1981 and is currently the Senior Technical Services Leader for the insulation products businesses. His group operates under the umbrella of the Corporate Sustainability organization and thus provides the businesses his team support with a view to products and applications through the lens of sustainability. They are very active in industry standards and code language development. His experiences cross a wide range of product and process development as well as process and building modeling. Much of his work has focused on the understanding of the physical operations of building envelopes from the theoretical through to the practical aspects of the transport phenomena that exist out in the built environment. Product development is very important, but to enhance the success rate, it must come from a systems approach that understands what problems are needed to be solved and how products work as integral parts of systems over their useful service life.

Immediate Past-Chair – The Air Barrier Association of America
President, Division 7 Solutions, Inc.

Schauffele is an internationally published author and speaker in the fields of energy conservation and sustainable building envelopes including insulation, air barrier technology, roofing & waterproofing, vegetative & cool roofing, all with an eye towards improving building science, performance and quality of life. He is the acknowledged inventor of “The Perfect Wall” which is now the nationwide building code standard for wall construction.

He is President and founder of Division 7 Solutions, Inc, now entering its 31st year of continuous operations and recently sold off his manufacturing firm to an international corporation.

He was the first Technical Director of SPRI (Single Ply Roofing Institute), a Construction Specifications Institute (CSI) Board Director. He has been an elected City Councilperson, a Texas Senate and Gubernatorial appointed official in the State of Texas.

He currently serves as a Past Board Chairman of the ABAA (Air Barrier Association of America), after 3 terms as Chairman. Currently a Technical Advisor to Build San Antonio Green (BSAG) and an award winner 2012 for his Technical Contributions to BSAG and last year named (2016) Individual Green Practitioner by the City of San Antonio for Sustainable Education and Outreach.

Globally, he is the only person to be a Fellow of both CSI and ABAA and he continues to be a requested national speaker on energy conservation and sustainability.

Len Anastasi Bio Pic

Chair of the ABAA Conference Committee
Director of the Air Barrier Association of America
President, EXO-TEC Group of Companies

Len Anastasi worked in the construction industry for twenty years in masonry, waterproofing and restoration work. He currently owns EXO-TEC Manufacturing, Inc. which manufactures specialty construction products, EXO-TEC Solutions, Inc. which performs marketing work for various quality and innovative manufacturers of construction products and EXO-TEC Consulting, Inc. which performs consulting services on building enclosure issues for building owners, managers, design professionals and lawyers. In his construction and consulting work, he has performed inspections and / or repairs on over 300 buildings as well as giving expert testimony in trials and reviews on dozens of legal cases. He is a member of ASTM’s E 06 Committee on Building Performance where he has authored both proposed standards as well as proposed changes to existing standards. He is a member of the Boston Society of Architects’ Building Enclosure Council where he has presented on several topics and has been sponsored to speak at the Build Boston Exposition, AIA National Convention and CSI National Convention. He has authored several articles and papers on building enclosure performance and has spoken on these topics at several conventions, seminars and meeting. He is currently a member of the Construction Specification Institute (CSI), the International Concrete Repair Institute (ICRI) and the U. S. Government’s Building Enclosure Technology and Environment Council (BETEC). He is also a guest lecturer at the Boston Architectural Center.

Director of the Air Barrier Association of America
Building Science Architect, The DuPont Building Knowledge Center

Mr. Meyer is a Building Science Architect with the DuPont Building Knowledge Center in Richmond, Va., where he works with customers and industry associations to answer questions on commercial building envelope design. He provides fundamental education on how building envelope products work together as a system to create a continuous air- and water- barrier and promotes the importance of proper product selection and installation based on project requirements.

His areas of expertise include:

  • Commercial Building Envelope Design
  • Product Selection and Installation
  • Air & Water Leakage Prevention
  • Building & Energy Codes

At DuPont, he was previously a Construction Engineer where he managed cost, quality, schedule and safety on DuPont capital industrial projects including a recent $80 million expansion of the DuPont Kevlar® production facility at the DuPont Spruance plant in Richmond. Prior to starting at DuPont, Mr. Meyer worked in commercial real estate development, architectural design, site master planning and construction management on a range of commercial projects that included residential towers, educational facilities, office space and master planning in Cincinnati and New York.

Mr. Meyer participates extensively in standards and code development. He is on the Board of Directors of the Air Barrier Association of America (ABAA), and a member of the Materials and Resources Technical Advisory Group of LEED. Mr. Meyer is also a Consultant of the ASHRAE 90.1 Envelope Subcommittee, and has conducted Continuing Education Unit events focusing on emerging issues regarding modern air barrier technologies and requirements for NFPA 285 compliance.

Mr. Meyer is a licensed Architect with an MBA, B.S., and Master of Architecture degree from the University of Cincinnati.


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.

President of York Manufacturing
Treasurer of Maine CSI
Managing Partner of Professionals Collaborative
Director of the Air Barrier Association of America
Chair of the ABAA Marketing Committee
Executive Committee Secretary of the Air Barrier Association of America

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.


Director of the Air Barrier Association of America
PROSOCO Building Envelope Group Manager
CSI-Dallas Technical Committee Chair, RCI

As Building Envelope Group Manager for PROSOCO, responsibilities include the development, promotion and sales of our Building Envelope Products at the corporate level. I have worked in the commercial construction industry for 22 years promoting, demonstrating and selling products in Divisions 3, 4, 7 & 9. Eighteen of those years were spent in distribution sales promoting various competing lines from several manufacturers. This broad base of knowledge and experience has enabled me to provide valuable insight regarding building envelope construction and maintain a reputation of responsible solutions for architects, consultants, contractors and building owners.


Director of the Air Barrier Association of America
The Façade Group

David Altenhofen, AIA is the East Coast Director for The Facade Group LLC, a consulting firm specializing in assisting owners, architects and builders in the delivery of durable, energy efficient and highly performing building enclosures. He has 35 years of experience as an architect, and has been a principal for more than 20 years. His focus is the application of practical field experience and building science combined with multiple forms of digital modeling to ensure that performance goals set during design are delivered in the constructed building. Prior to joining TFC, he was Technical Design Principal for a 1,000 person international architecture firm. His primary responsibilities include technical support to the various design principals and project teams along with oversight and quality assurance for all aspects of architectural practice including the design, detailing and administration of the construction for projects totaling over a billion dollars each year. Mr. Altenhofen is active in the architectural community at several levels, focusing primarily on reinforcing the architect’s role in building science and tectonic integrated design. Mr. Altenhofen helped form the national AIA/NIBS Building Enclosure Council initiative, a local multi-disciplinary groups across the country to promote knowledge and discussion regarding the science and art of constructing building skins and served as the Co-Chair of the National BEC Committee for many years. Mr. Altenhofen also was a member of the National AIA Advisory Board for the 11th Edition of Architectural Graphic Standards and was Subject Editor for the chapter on superstructure and enclosure. He chaired many national AIA committees related to building enclosures and is a founding member of the Technical Design for Building Performance Advisory Group. Mr. Altenhofen is widely published and lectures frequently at local, national and international events.

Fiona Aldous

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

Fiona Aldous is a Principal with Wiss, Janney, Elstner Associates, Inc. located in Dallas, Texas. She holds a post-professional Master’s Degree in Architecture.

Her international experience includes forensic investigations of existing buildings, and the design, detailing and installation of various high-performance enclosures for new buildings. She actively serves on ASHRAE technical committees, serves as past Chair of the National Building Enclosure Council (BEC-N), and was a prime author of the BECx industry’s founding document, NIBS/ASHRAE Guideline 3 – The BECx Process. Fiona teaches BECx on behalf of numerous established organizations’ commissioning programs, and is one of the founding members of the Building Enclosure Commissioning Collaborative.

Director of the Air Barrier Association of America

Biography Coming Soon!

sarah flock

Director of the Air Barrier Association of America
Co-Chairman of the ABAA Research Committee
Raths, Raths & Johnson, Inc.

Sarah Flock has over 12 years of architectural experience in water/moisture intrusion investigations, repair design, and field testing of distressed structures, and nonperforming buildings and material systems. At RRJ, she has specialized in building enclosure assessment and in the resolution of moisture intrusion, including condensation formation. She has performed hygrothermal modeling to analyze a wide range of projects utilizing her knowledge and expertise in THERM, WUFI, and other types of computer analyses. Building materials and systems she has evaluated and tested include masonry, windows, curtain walls, metal panels, stucco, wood and vinyl cladding systems, and exterior insulation and finish systems (EIFS). Her experience has involved architectural peer review of building enclosures and assemblies to ensure the designs meet the demanding codes and standards for energy efficiency and environmental performance. With her extensive building enclosure knowledge, she has provided litigation support and served as an expert witness on a variety of related failures. Previously, she gained experience working at both an engineering firm and residential design practice in the areas of site investigations, code analysis, construction documents, and interactive graphics.

She served as a teaching assistant for a construction and building technology course while working on her Master’s degree at the University of Illinois, Urbana-Champaign.

Director of the Air Barrier Association of America
Co-Chairman 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.

Director of the Air Barrier Association of America

Mr. Ugliuzza brings 7 years of experience as an engineer. His work with previous firms focused on structural design and inspection on, which has brought a new perspective to ATI projects. Since his inception on into building sciences group at ATI, his responsibilities have included on-site functional performance testing including whole building air testing, façade and architectural investigations, infrared thermography inspections, developing conceptual repair drawings, peer review of preconstruction and construction on drawings, field observations on services and quality control inspection on services.


Director of the Air Barrier Association of America
Building Exterior Solutions

Mr. Posenecker joined Building Exterior Solutions, Inc. (BES) in March of 2015. 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).

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

Biography Coming Soon!

Mike Bingley

Director of the Air Barrier Association of America
Curtainwall Design & Consulting Inc.

Mike Bingley is a Senior Consultant in the Boston office of (CDC) Curtain Wall Design Consulting. 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.

Matt Giambrone

Director of the Air Barrier Association of America
OCP Contractors, Inc.

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.

AWagner Headshot 2016

Director of the Air Barrier Association of America
ABAA Technical Committee Co-Chair

Dow Performance Building Solutions

Andrea Wagner Watts is the Commercial Wall Application Technology Leader for Dow Building Solutions. Andrea started her career at Dow Corning as a sales engineer and then continued for 7 years as an Application Engineer within High Performance Building focusing on preventing air and water infiltration through the building envelope. She has successfully helped to develop products including sealants and air/water barrier system solutions. In her current role, she is focused on improving the overall air/water/thermal performance of the building envelope through application innovation and new product development. Andrea has authored articles, papers and conference presentations relating to building air/water tightness, interface details, building science, durability and resiliency and she has 2 patents. She is a LEED® Green Associate and is active in a number of industry organizations including ASTM and is the Co-Chair of the Technical Committee at ABAA. Andrea holds a Bachelor of Science in Civil Engineering from Cornell University.