Welcome to our website. Please review our sales capabilities and Product Offerings and call or e-mail us for more information about how we can best serve your needs.

Our service is the only thing that exceeds the quality of the Products we represent. 


Specialists in:
pH, ORP, Conductivity
Control Valves
Sanitary Applications

Why Choose Us? 

1. Customers come first.

2. We do what we say we're going to do, within an agreed time frame.

3. Your satisfaction is  guaranteed.

Field Instruments & Controls, Inc.
Washington                          Idaho                          Oregon                          Montana
Endress + Hauser Inc.
IFM Efector, Inc.
AT Controls, Inc.

Sierra Instruments, Inc.
9629 N. Colfax Rd
Spokane, WA 99218
Phone: (509)466-8226
Fax: (509)466-8227
1918 Belmont Loop, Suite B
Woodland, WA 98674
Phone: (360) 896-9910
Fax: (360) 896-9905
PO Box 47
Gig Harbor, WA 98335
Phone: (253) 303-0186
Mobile: (253) 432-1966