Tetra Tech offers various services to help create a safe, comfortable, and environmentally sound building environment, including movable structures for ports and harbors.

We work with our clients to provide sustainable buildings that are energy and resource efficient and promote a healthier environment for building occupants. We specialize in designing innovative building systems for the world’s signature buildings and have helped our clients achieve Platinum, Gold, and Silver LEED® certification in hundreds of buildings around the world.

Mechanical—Building Systems and Moveable Structures

  • Heating, ventilating, and air conditioning (HVAC)
  • Building automation systems and controls
  • Central plant systems design
  • Radiant heating and cooling
  • Underfloor air distribution
  • Natural and displacement ventilation
  • Thermal storage
  • Geothermal heat exchange systems
  • Smoke control and exhaust
  • Computational fluid dynamics modeling
  • Building Information Modeling (BIM)
  • Process engineering
  • Automation
  • Industrial mechanical and electrical services
  • Mechanical and structural systems (loading arms, gear boxes, cranes, and winches)
  • Floatable structures (barges and docks)
  • Lock systems


  • Utility service and power distribution systems
  • Emergency and standby power generation
  • On-site cogeneration systems
  • Distributed power generation
  • Critical power systems (UPS, PDUs, Static Transfer Switches)
  • Electrical power monitoring systems and SCADA
  • Lighting controls
  • Grounding and lightning protection
  • Fire alarm and security systems
  • Short circuit and coordination studies
  • Arc flash studies
  • Reliability and redundancy studies
  • Single point of failure analysis
  • Power quality analysis
  • Capacity and demand analysis
  • Architectural lighting design
  • Low-voltage systems design (telecommunications, audiovisual, security)

Plumbing and Fire Protection

  • Fire suppression systems
  • Fire pumps
  • Sprinkler and standpipe systems
  • Domestic water systems
  • Sanitary systems
  • Storm drainage
  • Water conservation and graywater systems
  • Blackwater systems
  • Gas systems, including medical and laboratory

Related Projects

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Towers 1, 2 and 3 of International Towers, Sydney

International Towers Sydney, Barangaroo South

Designing building services for three energy efficient, sustainable commercial towers in Sydney, Australia

Wilshire Grand Tower in downtown Los Angeles, CA

Wilshire Grand Tower

Performing mechanical, electrical, plumbing design, and energy analysis for the tallest building west of the Mississippi River

Arch|Nexus SAC exterior from corner of 10th Street and R Street in Sacramento

Arch|Nexus SAC Headquarters Design

Redeveloping an aging office building to achieve Net-Zero Energy for Arch Nexus’ Sacramento headquarters

Hassalo on Eighth earned USGBC’s 2017 LEED Homes Award for Project of the Year, with all three residential buildings ear

Hassalo on Eighth

Providing mechanical, electrical, and plumbing design; energy analysis; and lighting design for a LEED Platinum EcoDistrict development in Oregon

Kent 25, the first ground-up office building in Williamsburg

New State-of-the-art Office Building in Brooklyn, New York

Providing engineering support for the first ground-up office building built in Williamsburg in more than 40 years