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Sylvia Deye
S
Sylvia Deye
Accepting select engagements

Architect & Safety Expert | Forensic Investigations, Construction Defects, Premises Liability

Sylvia B. Deye, AIA, NCARB, LEED AP — Building Codes, Construction Defects, and Premises Liability | Registered in 14 Jurisdictions

Daubert-tested
Reports and depositions
37
Years of Professional Experience
14
States Licensed to Practice
Practice

Areas of Expertise

01

Architecture

02

Professional Practice & Standard of Care

03

Construction Defects

04

Building & Site Safety

05

Slip, Trip & Fall

06

Premises Liability

07

ADA & Accessibility Compliance

08

Building Codes & Standards

09

Site Design & Planning

10

Building Design & Planning

11

Building and Construction Failures

12

Building Systems

13

Furniture, Fixtures & Equipment (FF&E)

Engagements

Representative Matters

Commercial Premises Liability — Slip, Trip & Fall Investigation

Conducted forensic site investigation and slip resistance testing to evaluate pedestrian walkway safety conditions in a commercial premises liability matter involving personal injury claims.

Testifying Expert

Construction Defects in Multi-Family Residential Development

Provided technical analysis and expert report addressing workmanship failures, materials deficiencies, and code compliance issues in a completed multi-family housing project.

Testifying Expert

Building Envelope Failure — Water Intrusion Dispute

Investigated roofing, flashing, and waterproofing deficiencies in a commercial building envelope failure matter, addressing both construction defects and professional liability claims.

Testifying Expert

ADA Accessibility Compliance — Premises Liability

Evaluated site and building design against ADA standards and applicable building codes in a personal injury matter involving accessibility deficiencies at a public facility.

Testifying Expert

Professional Liability — Architect Standard of Care Dispute

Assessed architect's performance against professional practice standards of care in an errors and omissions dispute arising from construction administration failures.

Testifying Expert

Workplace Safety — Snow & Ice Hazard Investigation

Performed forensic investigation of snow and ice conditions, site drainage design, and property maintenance practices in a workplace safety and premises liability matter.

Testifying Expert
Engagement

Frequently Asked Questions

Deye provides expert testimony and forensic analysis in matters involving construction defects, premises liability, slip/trip/fall injuries, ADA compliance, building code violations, professional liability, and workplace safety. She serves as both a consulting and testifying expert in commercial and personal injury litigation.

Yes — Deye holds active architectural registrations in 14 states and has extensive experience applying the International Building Code, state-specific codes, and accessibility standards in forensic contexts. Her multi-jurisdictional licensure uniquely positions her to address code compliance questions across a broad geographic range.

Deye is a Certified XL Tribometrist and TRIAXTouch Surface Impact Tester, enabling her to conduct objective, instrument-based slip resistance measurements and surface impact testing. She is also a participant in the ASTM F2508 Independent Laboratory Study for slip resistance measurements, demonstrating adherence to rigorous testing standards.

Yes — Deye is a Certified Playground Safety Inspector with hands-on experience evaluating playground surfaces, equipment, and design for compliance with applicable safety standards. Her project history also includes direct design and renovation work on playground and recreational facilities.

Deye has over 37 years of active architectural practice spanning retail, multi-family housing, schools, ski resorts, industrial facilities, and more — including founding Dimensional Architecture P.C. in 2003. This deep, real-world practice experience allows her to speak authoritatively to professional standards of care and construction realities that are central to design and construction disputes.

Yes — her forensic work encompasses investigation of roofing, flashing, curtain walls, waterproofing barriers, and moisture management failures in both residential and commercial buildings. Her continuing education record also reflects sustained engagement with building envelope science and emerging standards.

Work With Sylvia Deye

Request a consultation for expert witness and forensic investigation services in construction, premises liability, and building safety matters.

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