Call us: 409.740.0090

Expert Witness Testimony

The Zero/Six Consulting team of expert testimony witnesses led by William (Bill) H. Coltzer Jr., AIA has built their reputation on; preparation and expert knowledge of the industry, professionalism and clarity in depositions, objectivity and an honest demeanor on the stand, in legal cases requiring expertise in Building Envelope Systems. With nearly 50 years of experience and expertise in the building envelope industry, the Zero/Six Consulting team has testified on behalf of attorneys, litigators, and the courts with expertise in analyzing infrastructures to isolate the issues and identify the problem in building assembly failures, delays, code compliance, construction costs, defects, schedule delays, and economic damages.

Our team of industry experts will decipher the technical language used in contracts to provide detailed reports, documentation and presentations to better serve your case.

Zero/Six has an established protocol and procedures to ensure adherence to special project instructions and claim’s handling, providing coordination with counsel throughout the entire claim preparation and dispute resolution process.


We will further discuss factors such as:

  • Building processes
  • Bonds and insurance
  • Government permits

  • Construction contracts
  • Construction management

  • Financing
  • Regulatory compliance

Contact Us

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    Corporate Headquarters

    1027 23rd Street Rear, Galveston, TX 77550
    409.740.0090 (office)
    409.740.0554 (fax)

    Laboratory Field Office

    2025 Nichols Ave, Dickinson, TX 77539
    409.766.7444 (office)