Superior Felt & Filtration LLC
1150 Ridgeview Dr, Mchenry, IL 60050
Operating signal within 12 months from two or more independent sources.
What they make
Nonwoven Fabric Mills313230Superior Felt & Filtration manufactures felt and nonwoven textiles, including wool felts and filtration media. The company uses pressed, needled, virgin and reprocessed wool, and its products are you are medical contract manufacturers for the medical professionalSuperior stocks multiple densities and thicknesses and makes filters for CPAP machines, respirators, dust bags, HVAC systems, and pollen filters. It serves the medical filtration, and automotive industries.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
Products
Where these came from
CERTIFICATIONS — LISTED ON THE COMPANY’S WEBSITE
- ISO 13485
- 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 |
|---|---|---|---|---|
| Fibertex Nonwovens Inc. - ING | Ingleside | Nonwoven Fabric Mills 313230 | LIKELY ACTIVE | 9.8 KM |
| Elastic Cord and Webbing, Incorporated | East Dundee | Narrow Fabric Mills and Schiffli Machine Embroidery 313220 | ACTIVE | 23.2 KM |
| Solar CORP | Libertyville | Broadwoven Fabric Mills 313210 | UNVERIFIED | 29.0 KM |
| Readycare - Waukegan | Waukegan | Nonwoven Fabric Mills 313230 | LIKELY ACTIVE | 33.6 KM |
Also at this address
No other federal record shares this street address.
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 | APR 2026 | JUN 2026 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | SAM GOV | JUN 2026 |
| CAGE CODE | SAM GOV | JUN 2026 |
| CITY | SAM GOV | JUN 2026 |
| GEOM | CENSUS GEOCODER | JUL 2026 |
| NAME | SAM GOV | JUN 2026 |
| REGISTRATION EXPIRATION | SAM GOV | JUN 2026 |
| STATE | SAM GOV | JUN 2026 |
| WEBSITE | SAM GOV | JUN 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.


