Winonics, LLC

What they make

• circuit boards
• millimeter wave
• high density interconnects
• advanced process capabilities
• production
• networking
• communications
• aerospace
• defense
• automotive
• instrumentation
• computing

NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026

Open positions

Openings read from Winonics, LLC’s own job board on isolved Hire, last checked OCT 24, 2026. FactoryRegistry does not host applications — each title opens the posting where the company published it.

• Manufacturing Quality Inspector (Trainee)
  Fullerton, CA, USA · Production · posted JUN 8, 2026

• CAM Engineer
  660 North Puente Street, Brea, CA, USA · Production · posted SEP 23, 2026
• Accounts Payable Administrator
  Brea, CA, USA · Finance · posted SEP 4, 2026
• Software Programmer
  Brea, CA, USA · Operations · posted SEP 4, 2026
• Senior Customer Service Rep.
  Brea, CA, USA · Sales · posted AUG 14, 2026
• Soldermask Operator
  Brea, CA, USA · Production · posted AUG 13, 2026
• Customer Service Technician
  Brea, CA, USA · Other · posted APR 22, 2026
• Plating Operator - 3rd Shift
  Brea, CA, USA · Production · posted FEB 2, 2026

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
WIWinonics INC Dba Bench 2 Bench	Fullerton	Bare Printed Circuit Board Manufacturing 334412	◐ LIKELY ACTIVE	0.0 KM
NPNelco Prod INC	Fullerton	Laminated Plastics Plate, Sheet (except Packaging), and Shape Manufacturing 326130	◇ UNVERIFIED	1.2 KM
Q-flex INC	Fullerton	Bare Printed Circuit Board Manufacturing 334412	● ACTIVE	1.4 KM
LELattice Electro Optics, INC.	Fullerton	Glass Product Manufacturing Made of Purchased Glass 327215	● ACTIVE	1.6 KM
L & M Machining Corporation	Placentia	Machine Shops 332710	● ACTIVE	1.6 KM

Every listed plant in Orange County

Also at this address

No other federal record shares this street address.

Where this record comes from

4 sources hold this plant, and 12 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in EIS · EPA site type STATIONARY.

• The company’s own websiteOPERATING
  first seen JUL 2026 · last seen OCT 2026
• SAM.gov entity registrationOPERATING
  Record MM34XL1QJAC9 · first seen JUN 2026 · last seen JUN 2026
• EPA Facility Registry ServiceEXISTENCE
  Records 110071774384, 110071871608 · first seen AUG 2024 · last seen DEC 2024
• SBA Paycheck Protection Program loan recordsEXISTENCE
  Record CA|fullerton|1257 s state college blvd · first seen FEB 2021 · last seen FEB 2021

ALSO RECORDED ASWINONICS INC

IN ORANGE COUNTY303 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 75 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

NameSOURCES DISAGREE

EPA: WINONICS INC · JUL 2026

SAM.gov: WINONICS, LLC · JUN 2026 · ON THIS PAGE

Street addressSOURCES DISAGREE

EPA: 1257 S STATE COLLEGE BL · JUL 2026

SAM.gov: 1257 S STATE COLLEGE BLVD · JUN 2026 · ON THIS PAGE

City

EPA: FULLERTON · JUL 2026 · ON THIS PAGE

SAM.gov: FULLERTON · JUN 2026 · ON THIS PAGE

State

EPA: CA · JUL 2026 · ON THIS PAGE

SAM.gov: CA · JUN 2026 · ON THIS PAGE

County (FIPS code)

EPA: 06059 · SEP 2026

CoordinatesSOURCES DISAGREE

Census geocoder: 33.860347330123,-117.889468167866 · SEP 2026

EPA: 33.86006,-117.88951 · JUL 2026 · ON THIS PAGE

Employees (band)

SBA PPP: 20-99 · FEB 2021

Website

SAM.gov: www.winonics.com · JUN 2026

Year established

Company website: 1967 · AUG 2026

CAGE code

SAM.gov: 65640 · JUN 2026

PPP loan

SBA PPP: PPP loan x1, approved 2021-02-10, 37 jobs reported · FEB 2021

SAM registration expires

SAM.gov: 2027-06-29 · JUN 2026