R. A. Zweig, INC
2500 Ravine Way, Glenview, IL 60025
Operating signal within 12 months from two or more independent sources.
What they make
Machine Shops332710- CNC precision machining
- turning
- milling
- 5-axis machining
- Swiss screw machining
- broaching
- passivation
- automotive
- aviation
- space exploration
- power generation
NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026
CERTIFICATIONS — LISTED ON THE COMPANY’S WEBSITE
- AS9100
- ISO 9001
Read from this company’s own website on August 9, 2026. Nobody at the facility has confirmed it here, and FactoryRegistry has not verified these — unlike operating status, which comes from independent public records. A certificate can lapse without the website changing, so ask the facility for current ones.
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| United Standard Industries INC | Glenview | Precision Turned Product Manufacturing 332721 | ACTIVE | 1.0 KM |
| Panek Precision Products LLC | Northbrook | Machine Shops 332710 | ACTIVE | 6.3 KM |
| Titan Metal Fabricators, INC. | Northbrook | Sheet Metal Work Manufacturing 332322 | ACTIVE | 6.6 KM |
| John Crane, INC | Morton Grove | Machine Shops 332710 | ACTIVE | 8.2 KM |
| Francis Screw Products CO INC | Niles | Machine Shops 332710 | UNVERIFIED | 9.4 KM |
Also at this address
1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.
Where this record comes from
3 sources hold this plant, and 10 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 NHXWKPZJ9SL4 · first seen FEB 2026 · last seen OCT 2026
- The company’s own websiteOPERATINGfirst seen JUL 2026 · last seen OCT 2026
- DOL Form 5500 retirement plan filingsOPERATINGRecord 363035980|IL|60025|2500 ravine way · first seen DEC 2024 · last seen DEC 2024
IN COOK COUNTY194 other plants share this one’s industry (Machine Shops; Turned Product; and Screw, Nut, and Bolt Manufacturing, NAICS 3327); 77 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: R. A. ZWEIG, INC
- Street address
- SAM.gov: 2500 RAVINE WAY
- City
- SAM.gov: GLENVIEW
- State
- SAM.gov: IL
- Coordinates
- Census geocoder: 42.100113661778,-87.810228398471 · JUL 2026
- Employees (band)
- DOL: 20-99 · DEC 2024
- Website
- SAM.gov: www.razweig.com
- CAGE code
- SAM.gov: 3JUF1
- Retirement plan filing (Form 5500)
- DOL: 85 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024
- SAM registration expires
- SAM.gov: 2027-02-25