Tetra Tech Proteus provides best-in-class plant engineering and industrial services to help clients in various industries expand, modernise, operate, and maintain existing facilities.

We foster long-term relationships with our clients, offering cost-effective and reliable project and construction management expertise that creates value for clients at every turn.

Tetra Tech manages engineering, procurement, and construction management (EPCM) services for industrial projects of varying size and complexity, as well as program management and in-plant services.


  • Detailed and preliminary engineering
  • Plans and specifications
  • Mechanical engineering
  • Building services
  • Civil and structural engineering
  • Electrical engineering
  • Automation, instrumentation, and controls
  • Cost and scheduling controls
  • Purchasing
  • Equipment commissioning
  • Construction management
  • EPCM
  • Estimating