Operating signal within 12 months from two or more independent sources.
What they make
Printed Circuit Assembly (Electronic Assembly) Manufacturing334418- PCB prototypes
- assemblies
- rack-mounted electronics
- hardware development community
- greater Chicago area
NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Harting INC | Elgin | Electronic Connector Manufacturing 334417 | LIKELY ACTIVE | 2.7 KM |
| South Elgin | Elgin | Bare Printed Circuit Board Manufacturing 334412 | LIKELY ACTIVE | 2.8 KM |
| Creative Electronics & Software INC. | South Elgin | Printed Circuit Assembly (Electronic Assembly) Manufacturing 334418 | LIKELY ACTIVE | 2.9 KM |
| Brigitflex INC | Elgin | Electroplating, Plating, Polishing, Anodizing, and Coloring 332813 | LIKELY ACTIVE | 4.1 KM |
| Aeromotive Services INC | Elgin | Current-Carrying Wiring Device Manufacturing 335931 | ACTIVE | 8.4 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
4 sources hold this plant, and 11 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.
- SAM.gov entity registrationOPERATINGRecord LNHDHFLLL6J9 · first seen MAR 2026 · last seen OCT 2026
- The company’s own websiteOPERATINGfirst seen JUL 2026 · last seen OCT 2026
- DOL Form 5500 retirement plan filingsOPERATINGRecord 203669193|IL|60177|1627 louise dr · first seen DEC 2024 · last seen DEC 2024
- SBA Paycheck Protection Program loan recordsEXISTENCERecord IL|south elgin|1627 louise dr · first seen MAR 2021 · last seen MAR 2021
IN KANE COUNTY21 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 9 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.
- Name
- SAM.gov: BESTPROTO INC
- Street address
- SAM.gov: 1627 LOUISE DR
- City
- SAM.gov: SOUTH ELGIN
- State
- SAM.gov: IL
- Coordinates
- Census geocoder: 41.984141849545,-88.324580195264 · JUL 2026
- Employees (band)
- DOL: 1-19 · DEC 2024
- Website
- SAM.gov: www.bestproto.net
- CAGE code
- SAM.gov: 7QUL2
- Retirement plan filing (Form 5500)
- DOL: 13 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024
- PPP loan
- SBA PPP: PPP loan x2, approved 2021-03-15, 15 jobs reported · MAR 2021
- SAM registration expires
- SAM.gov: 2027-03-09


