ASC Sunstone
US fabricator combining Sunstone's instant-quoted quick-turn boards in Oregon with ASC's high-reliability facility in Illinois, with assembly bundled through Screaming Circuits.
What they do
ASC Sunstone manufactures printed circuit boards in the United States across two facilities, in Mulino, Oregon and West Chicago, Illinois. It covers quickturn prototypes, standard boards, flex and rigid-flex, and advanced technology builds such as high layer count, controlled impedance and RF microwave designs.
The Oregon facility is built for fast-turn standard and custom builds with online quoting, while the Illinois facility handles high-reliability production for aerospace and defense. The company states ISO 9001 and ITAR at the Oregon facility and AS9100D, MIL-PRF-31032, ISO 13485 and IATF 16949 at the Illinois facility.
Capabilities
PCB fabrication
PCB fabrication from 2 layer prototypes to complex multilayer builds, with quickturn and high-reliability production runs.
PCB assembly
PCB assembly with high-precision SMT and through-hole assembly, listed as a core solution alongside fabrication.
PCB turnkey
Turnkey assembly bundled with PCB fabrication in one transaction through Screaming Circuits integration.
Commercial terms
Cost tier $$$ of $$$$, ProductFlo classification
ASC Sunstone is a US quick-turn fabricator with instant online quoting and two domestic facilities, which matches the domestic quick-turn service-led category.
Alternatives
Compare side by side- Advanced Circuits
Aurora, Colorado quick-turn PCB fabricator and assembler with same-day turns and online ordering.
- Bay Area Circuits
Fremont, California quick-turn fabricator with instant quotes through InstantDFM and turnkey assembly.
- AISLER
European online prototype PCB and assembly platform with boards made in Europe and free worldwide shipping.
- ALLPCB
China online platform combining PCB fabrication and assembly with CNC machining and sheet metal, with instant quotes in minutes.
- American Standard Circuits
US fabricator of rigid, flex, rigid-flex, RF and metal-backed boards for medical, automotive, defense and aerospace.
Sources
Not verified
- MOQ
Last verified November 7, 2026. Listings are informational and are not endorsements. Cost tiers are ProductFlo's classification, not quotes: confirm pricing, lead time and capability with the vendor.