When we do our job, your project is completed on schedule and within budget – we help you keep the promise that you make to your client!

Our Services

We accomplish this by minimizing cost overruns, limiting change orders, and avoiding construction claims and schedule delays.

Our services are often interchangeable and adaptable to fit project needs. JTS is organized to provide flexibility and broad-based knowledge, essential to project success.

Construction Management

We provide support for project managers on design or construction projects in monitoring contracts, tracking modifications and amendments, and leading contract close-out.

  • Project Controls 
  • Construction Inspection 
  • Resident Engineering 
  • Office Engineering 
  • Certified Payroll 
  • Construction Safety 
  • Constructability Review  

Project Controls

Our project controls assure that clients reach all important milestones for their projects.

  • Cost Control Estimation 
  • Critical Path Method Scheduling 
  • Document Control and Records Management 


Learn how we can work together for your success.


JTS has great opportunities to be a part of our successful team!


Seattle Office (JTS HQ):

2505 3rd Avenue, Suite 200
Seattle, WA 98121
PHONE: 206.861.8000
FAX: 206.861.1115

Portland Office:

731 N Hayden Meadows Drive,
Ste 101a
Portland, OR 97217