SII Logo Picture

In March of 2017, Systems Interface moved to a new larger facility in Mukilteo, Washington.


SII Building
    10802 47th Ave. W; Mukilteo, Wa.


The property has excellent access to SR-525 and is within close proximity of Paine Field and Boeing.

The facility has 25,445 square feet and is designed for both engineering and manufacturing.

Systems Interface Inc has been a leading provider of industrial control systems for over 34 years, and the move to this facility allows us the opportunity to continue our grow track and provide engineering services with the new manufacturing efficiencies that this facility offers. From creating the designs to manufacturing in its UL-508A/UL-698A certified shop to on-site commissioning and start-ups, SII has the capabilities and resources to provide process controls solutions for a variety of industries including material handling, marine, food production, and more.


“Systems Interface stands out as an established Puget Sound-based engineering solution resource... this facility will allow us to continue to grow and provide these services more efficiently”