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John Lamb | Founder | Principal


John Lamb has been in the building science industry for over 35 years. From building coatings and sealants to construction technology, specifications and applications, John has worked in every aspect of building science; working in the field, the lab and the executive offices with architects, engineers, contractors, building owners and manufacturers to develop products, assess, specify design repair and waterproof every type of building. An Honorary member of Sealant, Waterproofing & Restoration Institute (SWRI), Construction Specifications Institute (CSI) and serves on the Building Seals & Sealants C24 Committee with American Standards for Testing & Material (ASTM), John has developed effective solutions and ensured envelope integrity for hundreds of buildings nationwide.

John Lamb Principal Structural Waterproofing Consultants Building Science Coatings Sealants Restoration SWRI Construction Specifications CSI Envelope
Eric Hoff Senior Architect NCARB Building Envelope Science Design Forensic Architecture Construction Management Envelope Expert Witness Veteran Oregon Washington Nevada Utah Idaho
Eric Hoff, NCARB | Senior Architect

Eric Hoff brings over 30 years of building envelope science, design, forensic architecture, and construction management expertise to his position as Senior Architect. He has served as a building envelope and waterproofing consultant on literally hundreds of structures of all types throughout the western United States and has provided construction defect expert witness services since 1993. A Service Disabled Veteran, Eric holds architecture licenses in Oregon, Washington, Nevada, Utah and Idaho.

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