Read more about our recent projects, our attendances at conferences and events or the latest developments at GZ.
GZ is proud to have contributed to the award-winning 42nd Street Tunnel Project, which received the Diamond Award in Category…
Read MoreOn November 3rd, DC Water celebrated a major milestone in the Potomac River Tunnel Project with the ceremonial blessing of…
Read MoreOur team is excited to be at the Cutting Edge Conference in Norfolk, Virginia this week! We’re joining tunneling professionals…
Read MoreHS2 has marked a major milestone with the final breakthrough of the Bromford tunnel in Birmingham, completing all major tunnelling…
Read MoreMary, the Tunnel Boring Machine, broke through the final headwall of the new Hampton Roads Bridge-Tunnel at the HRBT South…
Read MoreGall Zeidler Consultants is proud to announce that the Washington Metro Yellow Line Rehabilitation Project has been honored with the…
Read MoreWe’re proud to be featured in the North American Tunneling Journal (October/November 2025 issue) in celebration of our 25th anniversary!…
Read MoreOn our 25th anniversary, we are proud to announce a major milestone: Gall Zeidler Consultants is open for business in…
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