Circuits West is a quick turn prototype board company that is in a new 20,000 sq-ft. facility in Longmont, Colorado.For over 30 years, Circuits West, Inc. has served a wide variety of industries with their Printed Circuit Board needs. CWI manufactures quality PCB’s in both multi-layer (up to 18 layer) and double-sided configurations. All PCB’s are manufactured to IPC-A-600F specification Class 2+ in the Colorado Front Range.