Stuart J. Lyons

Associate III


Stuart Lyons is experienced in investigations of contemporary and historic structures. Through the investigation, repair design, and peer review of building enclosure systems, he has gained experience in the design, installation, and performance characteristics of various building assemblies and materials. Mr. Lyons’ work involves condition assessment and evaluation of assembly or material failures followed by the development of repair recommendations.

His expertise also includes observation during the construction or repair of materials, such as fenestration products, roofing, cladding systems, masonry, stucco, and sealant, as well as a review of both lab and field quality assurance testing. In addition, Mr. Lyons provides building enclosure commissioning services for a variety of new building types, including hospitals, high-rise apartment complexes, and universities.


Roofing and Waterproofing

  • Mario Umana Middle School - East Boston, MA: Design of an energy code-compliant, 90,000-square-foot, styrene-modified bitumen roof replacement system with existing flashing repair/replacement details 
  • Clocktower Condominiums - Pittsfield, MA: Investigation of roofing cover board failure related to incidental moisture capture; repair recommendations
  • Harvard Business School, Tata Tunnel - Allston, MA: Subgrade waterproofing design-assist and construction phase field observations


Building Enclosure Commissioning

  • Harvard Business School, Tata Hall - Allston, MA: Enclosure commissioning, design assist, and construction phase field observations
  • Maine General Heath, New Regional Hospital - Augusta, ME: Enclosure commissioning, peer review, and construction phase field observations
  • Owensboro Medical Health System Replacement Hospital - Owensboro, KY: Enclosure commissioning, peer review, and construction phase field and testing observations


Construction Troubleshooting

  • Edward Kennedy Community Health Center - Framingham, MA: Construction phase fenestration leakage investigation and repair recommendations
  • University of Massachusetts Lowell, New South Academic Building - Lowell: Construction phase air and vapor barrier discontinuity investigation and repair recommendations


Curtain Wall Systems

  • University of Massachusetts Dartmouth, Claire T. Carney Library - Dartmouth: Curtain wall system design assist and construction phase field observations
  • 53 State Street - Boston, MA: Unitized curtain wall condition assessment and repair recommendations


Leakage Investigation

  • Rhode Island State House - Providence: Investigation of water penetration and condensation damage at the plaster ceilings
  • Massachusetts General Hospital, Blake Ellison Building - Boston, MA: Investigation of water penetration through a unitized curtain wall system


Repair and Rehabilitation Design

  • Cambridge Housing Authority, Lyndon Baines Johnson Apartments - Cambridge, MA: Building enclosure consulting for the new roofing system, EIFS overclad, and window replacements


Masonry Structures

  • Suffolk University, 150 Tremont Street - Boston, MA: Repair documentation and construction phase field observations for limestone and brick masonry, stucco, and terra cotta facades
  • Landmark Center - Boston, MA: Repair documentation and construction phase field observations for brick masonry facades
  • Bank of America Tower - Providence, RI: Difficult access assessment of limestone masonry facades
Professional Affiliations

Boston Building Enclosure Council
Construction Specifications Institute - Boston Chapter
International Institute of Building Enclosure Consultants - Boston Chapter


University of Massachusetts Dartmouth
Bachelor of Science, Civil and Environmental Engineering, 2010