Building Envelope Consulting, LLC (BEC) Building Envelope Consulting, LLC is a Virginia-based consulting firm that specializes in the diagnosis of building envelope defects and the development of roofing/waterproofing/building exterior repairs and remediation. 

Our mission is to provide superior and comprehensive consulting services for every facet of existing building envelopes, which includes facades, balconies, parking garages, windows, roofs, plazas, swimming pools and fountains, foundations, crawl spaces, subsurface waterproofing, and drainage systems. We also provide insurance claim, peer review, failure investigation, and expert testimony services.

Specialties: Leak detection and testing of roof, wall, window, door, plaza deck and below grade air and water intrusion. BEC provides advanced leak detection techniques including, vacuum chamber, blower door, infrared and other non-destructive techniques.
BEC’s hands-on field experience, professional training and higher education influences our practical, economic approach to each study we perform. Our unique methods translate into exceptionally detailed and comprehensive design packages, as well as scrupulous quality assurance supervision and project administration during construction.
BEC’s clientele include multi-residential complexes and high-rise condominiums, HOA’s, small-to-mid size commercial building owners and managers, lawyers, insurance agents, and real-estate investment portfolios.
When BEC was established in 2005, industry trends suggested the need for increased investigative study and surveys, coupled with performance-based contractor selection. Our goal is to reduce call backs, improve quality of workmanship, limit disruption of daily activities, and reduce project costs.
BEC was established by Mr. Michael L. Williams, RRC, RRO, RWC, CCMI. As a registered roofing consultant, a registered waterproofing consultant, registered roofing observer, and certified commercial mold inspector, Mr. Williams specializes in roofing, waterproofing and restoration of the building envelope.
Mr. Williams earned his BA in Business Administration at the University of Nebraska, in 1986. As an active member of RCI, Inc., he has held positions including the President of the Mid-Atlantic Chapter, Registered Roof Consultant Testing Committee Member, and 10-Year Planning Task Force Member. He offers extensive, practical, hands-on knowledge, in additional to his educational expertise. 


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