Expert Consultation & Litigation Support
Sovell Investigative Testing and Consulting (SITC) has practical “real-life” experience and expertise concerning fenestration issues of all kinds. We understand the nuances and intricacies relating to the construction and testing of windows, doors, curtain walls, storefront systems, and building envelopes.
We assist property owners, developers, contractors, manufacturers, and insurers solve fenestration problems and disputes. We also consult with lawyers who represent these parties to understand the unique issues that arise in disputes relating to fenestration. When requested, we provide litigation support and expert witness testimony in both state and federal litigation with technically sound, methodical and defensible forensic analysis that is grounded in recognized industry standards.
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Areas of Expertise
SITC has experience and expertise in evaluating the following:
• Window and door installation defects
• Water penetration failures
• Curtain wall and storefront leakage
• Flashing and waterproofing deficiencies
• Product performance disputes
• Wind-driven rain intrusion
• Forensic building envelope investigations
• Fenestration testing per the relevant protocols
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Standards & Testing Authority
Our work focuses on identifying true sources of failure — not assumptions or symptoms.
Our opinions are supported by controlled testing and evaluations performed in accordance with recognized industry standards, including those published by:
• American Architectural Manufacturers Association (AAMA)
• ASTM International
We routinely work with standards including:
• AAMA 502
• AAMA 503
• AAMA 501.2
• AAMA 511
• ASTM E1105
• ASTM E2128
• ASTM E331
• ASTM E547
• AAMA/WDMA/CSA 101/I.S.2/A440
• AAMA/NWWDA 101/I.S-97
Our forensic methodology follows established investigative protocols using controlled, reproducible testing procedures and standards. We are also able to identify when other forensic consultants fail to properly follow the proper protocols.
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Expert Witness Services
Case Evaluation & Consultation
• Initial case review and merit consultation
• Contract, specification, and submittal review
• Construction analysis
• Failure pattern assessment
Site Inspection & Testing
• On-site forensic investigation
• Controlled diagnostic water testing
• Air leakage testing
Reporting
• Clear, technically supported expert reports
• Cause-and-effect analysis
• Repair scope recommendations
• Photographic and evidentiary documentation
Litigation Support
• Consultation with counsel on fenestration issues of all kinds
• Perform forensic testing per industry standards
• Deposition testimony
• Mediation participation
• Arbitration testimony
• Trial testimony
• Rebuttal analysis
• Assistance with interrogatories and technical exhibits
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Project Experience
We have been retained in matters involving:
• High-rise residential towers
• Mixed-use developments
• Commercial office buildings
• Healthcare facilities
• Educational campuses
• Custom residential construction
Our experience includes cases involving damages in the tens of millions of dollars.
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Why Retain SITC
• Extensive laboratory and field-testing background
• Working knowledge of AAMA and ASTM standards
• Combined quality assurance and forensic expertise
• Clear communication tailored for legal proceedings
• Objective, defensible investigative methodology
• Experience working throughout the United States.
We understand the legal standard is not possibility — it is probability supported by evidence.
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The Importance of Early Expert Involvement
Early retention of a qualified fenestration expert can:
• Preserve critical evidence
• Identify improper or non-compliant testing
• Prevent unnecessary destructive investigation and expense
• Clarify liability exposure
If your matter involves windows, doors, curtain walls, storefront systems, or building envelope water intrusion, early consultation is recommended.
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Request Confidential Expert Consultation
For a confidential case evaluation or to discuss retaining SITC as your fenestration and building envelope consultant or expert witness, contact us directly.