Fqs LLC
777 Roosevelt Rd, Glen Ellyn, IL 60137
Operating signal within 24 months, or from a single source.
What they make
All Other Miscellaneous Chemical Product and Preparation Manufacturing325998FQS manufactures fuel system biocides, stability additives, microbial test kits, and fuel sampling equipment, and provides fuel analysis and filtration services. The company has developed mobile filtration units, additive injection units, and chemical technology for fuel quality management. FQS serves the marine, rail, aviation, military, oil and gas, on-highway, off-highway, biomass fuel, and fuel distribution industries.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
Products
Where these came from
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Nineteen Holding Company, LLC | Glen Ellyn | All Other Miscellaneous Chemical Product and Preparation Manufacturing 325998 | UNVERIFIED | 0.0 KM |
| Univar Solutions USA LLC | Downers Grove | All Other Miscellaneous Chemical Product and Preparation Manufacturing 325998 | LIKELY ACTIVE | 4.6 KM |
| Plz CORP | Downers Grove | Fats and Oils Refining and Blending 311225 | ACTIVE | 5.8 KM |
| Ivm Chemical INC | Glendale Heights | All Other Miscellaneous Chemical Product and Preparation Manufacturing 325998 | LIKELY ACTIVE | 7.2 KM |
| Suez Wts USA INC | Addison | All Other Miscellaneous Chemical Product and Preparation Manufacturing 325998 | UNVERIFIED | 7.3 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 — 2 FEDERAL SOURCES, 8 FIELDS
Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| COMPANY SITE | OPERATING | JUL 2026 | AUG 2026 |
| SAM GOV | OPERATING | AUG 2025 | AUG 2025 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | SAM GOV | AUG 2025 |
| CAGE CODE | SAM GOV | AUG 2025 |
| CITY | SAM GOV | AUG 2025 |
| GEOM | CENSUS GEOCODER | JUL 2026 |
| NAME | SAM GOV | AUG 2025 |
| REGISTRATION EXPIRATION | SAM GOV | AUG 2025 |
| STATE | SAM GOV | AUG 2025 |
| WEBSITE | SAM GOV | AUG 2025 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.


