Dr. Joseph Lstiburek, B.A.Sc., M.Eng., Ph.D., P.Eng., ASHRAE Fellow
Building Science Corporation
Dr. Joseph Lstiburek is a principal of Building Science Corporation. Dr. Lstiburek’s work at BSC ranges widely, from investigating building failures to overseeing research and development projects, to writing articles and books as well as educating industry professionals. A building science pioneer, particularly in the areas of air barriers, vapor barriers, and vented and unvented assemblies, he has had a lasting impact on building codes and practices throughout the world. Dr. Lstiburek founded BSC in 1991, and has been a key figure in establishing it as one of the most influential and respected building science firms in North America.
Dr. Lstiburek has been a licensed Professional Engineer in the Province of Ontario since 1982 and is an ASHRAE Fellow. He is an Adjunct Professor of Civil Engineering at the University of Toronto and the past chairman of ASTM E241 – Increasing the Durability of Building Assemblies from Moisture Induced Damage. He also worked on the Canada-wide Super Energy Efficient Housing R-2000 program and served as senior engineer on commercial construction projects for Trow in Toronto. Dr. Lstiburek is also a former Director of Research of the Housing and Urban Development Association of Canada.
Dr. Lstiburek is one of the world’s foremost authorities on energy efficient construction techniques and heads one of the Building America program teams for the U.S. Department of Energy. Through the program, Dr. Lstiburek has forged partnerships with designers, builders, developers, materials suppliers and equipment manufacturers to build higher performance buildings across the U.S.
Dr. Lstiburek is a noted educator who has taught hundreds of professionals over the past three decades. He has written numerous books and technical papers on building science, indoor air quality and durability, such as the best-selling Builder’s Guides and the U.S. DOE Handbook on Moisture Control. Fittingly, the Wall Street Journal has described him as “the dean of North American building science.”
- Bachelor of Applied Science, University of Toronto Toronto, Ontario
- Master of Engineering, University of Toronto Toronto, Ontario
- Doctor of Philosophy in Building Science, University of Toronto Toronto, Ontario
Professional Engineer, Province of Ontario
- Fellow, American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE)
- Member, American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE)
- American Society for Testing and Materials (ASTM)
- Building Envelope Committee Member, Boston Society of Architects
- Ontario Building Envelope Committee (OBEC)
- Member, Past Technical Committee Chairman, Past Board of Directors, Energy and Environmental Building Association (EEBA)
- Past Member, American Lung Association Technical Advisory Committee, Health House
- Past Member, National Institute of Building Sciences (NIBS); Building Thermal Envelope Coordinating Committee (BETEC)
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.
Corey Zussman, AIA, NCARB, ALA, CSI, CDT, RRO, CQM, LEED AP BD+C
411 Lake Zurich Road, Barrington, IL
I am a licensed Architect in three states, practicing for over 25 years, specializing in building envelope, restoration, preservation, life safety, & int finishes. I practiced architecture for over 15 years before moving to a restoration/preservation and new construction mid sized construction company that did about 200 million/year where I was Vice President in charge of developing and implementing their Quality Program. I am currently the Dir of Quality Assurance for a large construction company (750-850 mil/year) enhancing/promoting their Quality Program for the past three years. During my experience as a Construction Quality Assurance professional, I have worked on 50-75 projects a year, including site visits, verifying installation, comprehensive skin meetings, and providing education thought the industry. I have worked on over 900 projects in various states of construction and restoration/preservation.
Simpson Gumpertz & Heger.
Mr. Cammalleri is a Senior Principal at Simpson Gumpertz & Heger Inc. (SGH) in 1996. He is the Building Technology Region Head for SGH’s East Coast Operations that includes offices in Waltham, MA; New York City, NY; and Washington D.C. He has extensive experience in the design, investigation, and repair of building enclosures. He led the Building Science Practice group at SGH for 10 years, specializing in heat, air and moisture migration in the building enclosure, with a focus on moisture issues in high-humidity buildings.
Bio to come.
Martina T. Driscoll, PE
Wiss, Janney, Elstner Associates, Inc.
Since joining WJE in 1997, Ms. Driscoll has been involved in a wide variety of projects including forensic investigation of existing facilities, repair document preparation and oversight during implementation, material failure investigation and repair, and design peer review and building enclosure commissioning on several newly constructed projects.
Ms. Driscoll is currently serving as the project manager for the building enclosure commissioning process in progress at the National Geospatial Information Administration – New Campus East project in Fort Belvoir, VA and is involved in several projects involving the National Institute of Building Sciences and the Department of Homeland Security, including participation in a project to establish quantifiable metrics for high performance buildings, and development of a post occupancy evaluation protocol for the General Services Administration (GSA).
She is also the Co-Chair of ASTM Committee E06.55.09, Exterior Enclosure Commissioning and is the author or co-author of several papers and presentations on enclosure commissioning, failure investigation, and repair.
Ms. Driscoll received a Bachelor of Science degree in Civil Engineering from the University of Maryland, and a Master of Science degree in Civil Engineering from Cornell University.
Chief Operating Officer
The Air Barrier Association of America
Ryan has been involved in the building envelope and building performance areas of construction in both the commercial and residential sectors for over 20 years.
Ryan is a trainer, facilitator and performed a number of management roles for over 2 decades. He is also actively involved in research, training development and delivery, certification management and helping industries increase their professionalism. Ryan acts in the position of Chief Operating Officer for the Air Barrier Association of America.
Ryan obtained credentials in Adult Education, Leadership and Organizational Excellence from the University of Manitoba and has been mentored and trained by some of the best building scientist’s in the world. Ryan is a certified Net Zero building instructor, teaches master builder courses to builders across the country and is a frequent speaker at various technical presentations dealing with the building enclosure to various building official associations, city departments, building enclosure councils and chapters of the American Institute of Architects, Construction Specifications Institute and a number of local home builder associations.
Ryan frequently publishes papers for design and construction magazines such as Journal of Building Enclosure and Design, Construct Canada, Interface, Coating Pro Magazine, Spray Foam Professional to name a few.
The Air Barrier Association of America
Mr. Laverne Dalgleish has been actively involved in the construction industry for over 30 years and has specialized in building envelopes, energy efficiency and building performance for both commercial and residential construction.
Starting as a builder in the 1970’s, Laverne constructed some of the most energy efficient houses in North America, including houses that were Net Zero ready with a focus on high levels of airtightness and insulation.
Since then, he has championed to transform the building industry to raise the bar in professionalism for building trades and focus on quality processes in construction to ensure long-term high performance buildings.
Over the years, Laverne has become a frequent presenter across North America on a variety of topics as they relate to building envelopes, energy efficiency, green building practices, and standards and quality of construction.
Laverne is actively involved in the standards development process and has been involved with International Organization of Standardization (ISO) for over two decades, travelling around the world and creating development standards for the industry.
A big believer in scientific research, Laverne has been a leader and participated in a number of commercial and residential building research projects with groups such as Oak Ridge National Laboratories, Syracuse University, University of Waterloo and the National Research Council of Canada. Laverne has been involved in a number of utility demand side management programs and worked with various government departments across North American such as the U.S Department of Energy, Natural Resources Canada, Environmental Protection Agency, Environment Canada and Canada Mortgage and Housing Corporation.
ABAA Conference Committee
Air Barrier Association of America
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 the current President of the Air Barrier Association of America as well as 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.
Roy Schauffele, FCSI, CCPR, FABAA, LEED Green Assoc.
Kemper Systems America
107 Ave. B, Converse, TX
Schauffele is an internationally published author and speaker in the fields of roofing, insulation and air barriers and currently serves as the Immediate Past Chair of the ABAA (Air Barrier Association of America), Technical Advisor to Build San Antonio Green and founding member of the Earthen Construction Initiative. He has won numerous City of San Antonio and State of Texas green & sustainable awards and recognitions. He is a Fellow of both CSI and ABAA.
David H. Nicastro, P.E., F.ASTM
David H. Nicastro, P.E., F.ASTM, is a licensed professional engineer specializing in the durability of building materials. He analyzes existing buildings and designs remedies. He
is the founder of Building Diagnostics, Engineering Diagnostics, and The Durability Lab, a testing center housed at The University of Texas at Austin to study the durability of
building components, identifying factors causing premature failure. Mr. Nicastro is the past chairman of ASTM Committee C24 on Building Seals and Sealants, and has published over 50 articles and books on durability and failure of building materials.
William R. Nash, P.E.- Al, IL, IN, KY, Mo, TX, VA
WDP & Associates Consulting Engineers, Manassas, VA
William R. Nash, P.E., is a Senior Project Manager with WDP & Associates Consulting Engineers. He is responsible for professional engineering services for building enclosure investigations for structures including hospitals, laboratories, educational facilities, libraries, offices and multi-story residential. He is also involved in historic building investigations, repair, construction observation , building enclosure condition assessments, constructability, building enclosure coordination programs ( BECP), Commissioning- BECx, field performance testing of building envelopes. He has served on the committees that produced NIBS Exterior Enclosure Commissioning Guidelines 03-2006 and 03-2012, and on the committee that produced ASTM E 2813 Standard for Enclosure Commissioning. Mr. Nash is active on committees in ASHRAE, Air Barrier Association of America- Terminations & Flashings and Technical , American Concrete Institute – committees on Education and Tolerances , American National Standards Institute— member of the A 10 committee on Standards for Construction and Demolition, American Society of Civil Engineers- Co Editor Practice Periodical on Structural Engineering and Construction, co chair of Site Construction Safety , American Society of Safety Engineers, The Masonry- Society Construction- Construction Practices , Post Tensioning Institute, Spray Polyurethane Foam Alliance- Consultant and Safety committees and an active member of ASTM standard committees on: dimension stone; building seals and sealants, Roofing &waterproofing, fire standards, performance of buildings, forensic engineering and sustainability.
Andrew Wagner, P.E.
WDP & Associates Consulting Engineers, Charlottesville, VA
Mr. Andrew Wagner is currently the Charlottesville, Virginia Divisional Manager with WDP & Associates Consulting Engineers. He performs and manages architectural, structural and material engineering activities. He specializes in facade restoration and repair, building envelope design and detailing, fenestration specification and testing, submittal and construction document review, construction observation and review, air barrier audits for the Air Barrier Association of America and a member of ASTM E06 committee on the Performance of Buildings. Mr. Wagner’s education includes a Bachelor’s of Science in Civil Engineering in 2007 from Virginia Polytechnic Institute and State University, and is currently licensed as a civil engineer in the state of Virginia.
Torrance Kramer, Building Envelope Commissioning Professional, Certified Energy Manager, BPI Multifamily, LEED O&M
Accurate-Airtight Exteriors, Inc., Waupaca, WI
Torrance Kramer has been passionately working to reduce energy consumption of buildings across the country for over a decade. He has completed comprehensive energy audits and onsite assessments on everything from single family homes, multi-story high rises, grocery stores, municipal, and everything in between. He began testing building air barriers after observing the lack of understanding and recognition of the neccessity for an effective air barrier in the older building stock. This led to testing buildings small to large across the country. He now operates a firm that tests, repairs, and consults on proper air and thermal barriers of buildings of all sizes.
Timothy Mills, P.E., LEED AP, CIT, M.ASCE
TAM Consultants, Inc., Williamsburg, VA
TIMOTHY MILLS, president of TAM Consultants, brings over 30 years of experience as an engineer, building envelope specialist, and roofing systems consultant for the built environment. Mills is also a licensed field auditor, instructor, and speaker for the Air Barrier Association of America (ABAA). Project types include commercial, federal, municipal, educational, institutional, single-and multifamily residential, historical, industrial and manufacturing facilities, laboratory, parking, green buildings, and retirement facilities. Mills is a frequent speaker on building envelope, forensic issues, and roofing systems. He has spoken at numerous ABAA conferences and has appeared as a guest lecturer at Penn State University.
PROSOCO, Inc., Lawrence, KS
A waterproofing specialist, Guy Long has almost 40 years of construction industry experience. He has worked hands-on and as a design- and waterproofing-consultant on projects throughout the Eastern Seaboard. An active member of the Construction Specifications Institute (CSI), Guy has served on the Greater Orlando Chapter’s board of directors, and as president from 1996 to 1998.
Wiss Janney Elstner
Research and Technical Professional
Building Envelope Technology Access Centre, Red River College on Building Science and Energy Efficiency
Kevin is a building enclosure authority with over 30 years’ experience in field observation and testing, commissioning, research, education and training. Kevin has collaborated with federal and provincial governments, utilities, and private sector companies on many projects. He has had numerous papers published in Canada, United States and Europe, and is a frequent lecturer on building science. He currently sits on the ASTM E06 Performance of Buildings co-chair for the Standard Practice for Enclosure Commissioning, and chair for the Enclosure Commissioning Training and Certification, is a member of Society of Protective Coatings and Chairs the Commercial Air/Vapor Barriers Committee. Kevin sat on the ULC Standards Committee for Air Barriers, and CSA Z320 Building Commissioning Architectural Subcommittee.
Bryan M. Monahan
Wiss, Janney, Elstner Associates, Inc., Washington, DC
Bryan Monahan is a Senior Associate and registered professional engineer in the Washington DC office of Wiss, Janney, Elstner Associates, Inc. (WJE). Throughout his eight years with WJE, he has worked on a wide range of investigations for structural, thermal performance, and building envelope failures. These investigations include various systems and materials, including glazed curtain walls and windows; masonry; architectural terra cotta; dimension stone; and precast, post-tensioned and cast-in-place concrete. His building enclosure commissioning (BECx) experience on multiple healthcare and institutional buildings includes all phases of the process, including design development, peer review of construction documents, functional performance testing, construction observations, and warranty phase documentation.
He has given multiple presentations and lecturers on curtain wall testing and evaluation of fenestration products, as well as building envelope testing, performance, and commissioning for The Pennsylvania State University, Bucknell University, the Architectural Glass and Metal Association (AGMA), and Sustainable Roofing Alliance (SRA) and the Washington D.C. chapter of the Building Enclosure Council.
He has technical training in WUFI, THERM, Thermography (Level I) and has received Installation Masters training for Installation of Windows/Doors in Commercial Buildings. Mr. Monahan is a licensed engineer in Ohio, and Pennsylvania and holds a Masters in Architectural Engineering from The Pennsylvania State University. He is also a technical contact for ASTM Sub-Committee E06.41.01.
Steven Bohlen, P.E., RRC, BECxP, ABAA
Gale Associates, Inc., Towson, MD
Steven Bohlen, P.E., RRC, BECxP, ABAA has a B.S. in Engineering from Penn State University. A Registered Roof Consultant and Registered Professional Engineer, he has over 23 years experience in building enclosure consulting. As an Associate for Gale, Mr. Bohlen oversees the design and evaluation of all building façade and roofing related projects for the Mid-Atlantic Region.
Derek Ziese, P.E.
Gale Associates, Inc., Towson, MD
Derek Ziese, P.E. has a B.S. in Civil Engineering from Virginia Tech and an M.S. in Civil Engineering from the New Jersey Institute of Technology. He has five years of experience providing building envelope and structural engineering services. Mr. Ziese has performed investigations, condition assessments, repair design, and construction observation services for a variety projects including façade systems, roof systems, subgrade waterproofing, and historic structures.
Ben Townsend, P.E.
WDP & Associates Consulting Engineers, New York, NY
Building Envelope Research Program at the Oak Ridge National Laboratory.
He has been involved in building envelope and materials research for over 40 years, first as a consultant and, for the last 24 years, at ORNL. Areas of expertise include building envelope and material energy efficiency, moisture control, and durability. Desjarlais has been a Member of American Society for Testing and Materials (ASTM) since 1987. He is the past Chairman of ASTM Committee C16 and was awarded the title of Fellow in 2011. He now serves as the chairman of ASTM’s committee on Technical Committee Operations (COTCO). He has been a member of ASHRAE since 1991.
Brian Stroik, Vice Chair ABAA, Past Chair National BEC, Advisory Board BETEC, Voting Member ASTM E 06
Manager, Building Envelope Solutions Team
Tremco Sealants & Waterproofing, Beachwood, OH
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, and 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’s free time is spent with his lovely wife, 5 children, and “mini zoo.”
J. Lee Durston, BS, CBST
Principal, Sr. Building Science Consultant
Morrison Hershfield, St. Paul, MN
Jack Pearson, CBST Level II
Building Science Consultant
Morrison Hershfield, St. Paul, MN
Paul Totten, PE, LEEP AP
WSP | Parsons Brinckerhoff, Washington, DC
Consultant – Building Enclosures
WSP | Parsons Brinckerhoff, Washington, DC
Gale Associates, Inc., Weymouth, MA
Brian Neely, AIA, CDT, BECxPSM
Senior Project Manager/Project Architect
Gale Associates, Inc., Weymouth, MA
Meghan McDermott, BECxP & CxA+BE
Co-owner, Business Manager
High Performance Building Solutions, Inc., Charlotte, NC
Francis Conlin, PE, BECxP
High Performance Building Solutions, Inc., Durham, NC
Canam Building Envelope Specialists, Beachwood, OH
John Posenecker, Professional Engineer ‐ Texas
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).
Air Barrier Association of America
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.
Principal Engineer – Building Envelope
UL LLC, Northbrook, IL
Dave Stammen is the Principal Engineer for the Building Envelope Performance Group at UL LLC. He is a graduate of Wright State University, earning a Bachelor of Science degree in Mechanical Engineering and a Master of Business Administration. He has over 20 years of experience designing, testing, and researching exterior Building Envelope products, specific within the Fenestration Industry. Dave is also active with the development of building codes and test standards within the building envelope community, and is a member of the American Architectural Manufacturers Association, National Fenestration Rating Council, and American Society of Testing and Materials. Dave’s primary focus for UL covers the technical matters for building envelope performance testing for products such as fenestration (windows and doors), tornado and hurricane shelter components, curtain walls, air barriers, and other exterior Building Envelope products and materials.
Manager of Principal Engineers – Building Materials & Suppression
UL LLC, Northbrook, IL
Dwayne Sloan is the Manager of Principal Engineers for Building Materials and Suppression at UL LLC. He is an Active NFPA member and serves on several NFPA technical committees, including the Fire Test Committee responsible for NFPA 285. He is the voting member of Reaction to Fire and Commercial Kitchen Ventilation UL Standards. He also participates heavily in various ASTM committees and is the 2nd Vice President of ASTM E05, Committee on Fire Standards. Dwayne is the author of several articles and presentations, and has been recognized by UL as a Distinguished Member of Technical Staff. Dwayne has a Mechanical Engineering degree from North Carolina State University.