Montreal

• Montreal International
• Metro Informatie STCUM
• ACUUS
  Associated Research Centers for the Urban Underground Space
• Place Bonaventura

Minneapolis

• Minneapolis, City of Lakes
• Intelligent Transportation Systems
• Human Factors Research Lab
• Mall of America
  the nation's largest retail and entertainment complex, located in Bloomington,
  Minnesota (in Cijfers)

Kansas City

• SubTropolis
  The Worlds Largest Underground Business Complex
• Iron Mountain
  Ondergronds archief
• American Underground-Construction Association (AUA)

Washington

• Metro
  Federal City Metro Network
• The Smithsonian Institution
  Museums & Organizations
• Crystal City
  Ondergronds Business Complex
• National Academy of Sciences

Boston

• Central Artery / Tunnel Project
  Project van $ 10 miljard
• Boston Waterfront Realty

Diversen

• Nirov
• VNC
• Ministerie VROM
• Ruimte
• Centrum Ondergronds Bouwen
• BouwWeb - Ruimtegebruik
• CUR

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