WE DESIGN / BUILD / MAINTAIN

COMPLEX SYSTEMS FOR PRODUCTIVE ENVIRONMENTS.

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SERVICE PORTAL

OUR SERVICES

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IN-HOUSE

ENGINEERING

• Mechanical Engineering
• Mechanical Systems Design
• Design-Build
• Design Assist
• Consultation
• BIM / VDC

Project continuity through the critical path of design, construction and commissioning

MECHANICAL

CONSTRUCTION

Our crews have the experience your project needs to stay on time and on budget.

• Mechanical Equipment
• Piping Systems
• HVAC Systems
• Commissioning
• Controls
• Design-Build
• BIM / VDC
• Consultation

HVAC & PLUMBING

SERVICE

We troubleshoot, maintain and repair all types of mechanical and plumbing systems.

• Planned Maintenance
• Systems Analysis
• Troubleshooting
• HVAC Repair & Replacement
• Plumbing Systems Repair & Replacement
• Energy Efficiency Analysis
• Advanced Filtration
• 24/7 Service

"Alliant always comes through. No matter the size of the job, it is always done with quality and care."

Jordan Fell, Emerick Construction

Construction Customer

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ALLIANT'S LATEST NEWS

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Sep 27

Alliant Systems #9 Best Workplace in Oregon / SW Washington

Alliant has been named in the top ten for mid-size (100-499 employees) employers in Oregon and Southwest Washington by The Oregonian /...

Sep 15

Project Update: PeaceHealth Vancouver Campus Emergency Department

The PeaceHealth Emergency Department addition and renovation project is well underway with the building addition’s mechanical systems...

Jul 20

Alliant Awarded MWESB Ally of the Year by Mortenson

Alliant Systems was thrilled to be among a group of esteemed trade partners from the Portland area who were recognized by Mortenson at a...

FEATURED
PROJECT

Salem Hospital Patient Care Tower

This seven-story building expansion project featured a fully custom, 17-room Haakon air handler.

OUR PROJECTS