NSF Product and Service Listings
These NSF Official Listings are current as of Thursday, January 15, 2026 at 12:15 a.m. Eastern Time. Please contact NSF to confirm the status of any Listing, report errors, or make suggestions.
Alert: NSF is concerned about fraudulent downloading and manipulation of website text. Always confirm this information by clicking on the below link for the most accurate information: http://info.nsf.org/Certified/GMP/Listings.asp?Company=C0466945&program=306GMP&
| The Jel Sert Company | |
| 501 Conde Street | |
| West Chicago, IL 60185 | |
| United States | |
| 800-323-2592 | |
| 630-231-7590 | |
| Visit this company's website |
Manufacturing Facility
| The Jel Sert Company |
| 501 Conde Street |
| West Chicago, IL 60185 |
Number of matching manufacturers is 1
Processing time was 0 seconds
