FRS Facility Detail Report


UL LLC

EPA Registry Id: 110001813155
333 PFINGSTEN ROAD
NORTHBROOK, IL 60062-2002


The facility locations displayed
come from the FRS Spatial
Coordinates tables. They are the
best representative locations for
the displayed facilities based on
the accuracy of the collection
method and quality assurance
checks performed against each
location. The North American
Datum of 1983 is used to display
all coordinates.

Environmental Interests

Information System System Facility Name Information System Id/Report Link Environmental Interest Type Data Source Last Updated Date Supplemental Environmental Interests:
BIENNIAL REPORTERS
UL LLC ILD006932990 HAZARDOUS WASTE BIENNIAL REPORTER RCRAINFO 12/31/2021
INTEGRATED COMPLIANCE INFORMATION SYSTEM UL LLC 3601274884 FORMAL ENFORCEMENT ACTION ICIS 03/09/2021
AGENCY COMPLIANCE AND ENFORCEMENT SYSTEMS
UL LLC 170000029083 STATE MASTER ACES
-031207AAJ
AIR PROGRAM
-IL0002739
NPDES PERMIT
-0312075006
SOLID WASTE PROGRAM
-0312075006
REFUSE DISPOSAL
-0312075006
HAZARDOUS WASTE PROGRAM
-ILG250168
NPDES PERMIT
AGENCY COMPLIANCE AND ENFORCEMENT SYSTEMS
UNDERWRITERS LAB 170001932210 STATE MASTER ACES

RESOURCE CONSERVATION AND RECOVERY ACT INFORMATION SYSTEM
UL LLC ILD006932990 LQG (Y) RCRAINFO
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
AIR FACILITY SYSTEM
UL LLC 1703100732 AIR MINOR (OPERATING) AIRS/AFS 05/16/2014
MINNESOTA - PERMITTING, COMPLIANCE, AND ENFORCEMENT INFORMATION MANAGEMENT SYSTEM
UNDERWRITERS LABORATORIES 44843 STATE MASTER MN-TEMPO

EMISSION INVENTORY SYSTEM (EIS)
UL LLC 4611911 AIR EMISSIONS CLASSIFICATION UNKNOWN EIS 01/30/2025
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
UL LLC IL0002739 ICIS-NPDES NON-MAJOR ICIS 04/09/2025 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
ICIS-AIR (AIR)
UL LLC IL000031207AAJ AIR MINOR ICIS 11/12/2014

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
NPDES
8734
TESTING LABORATORIES

AIRS/AFS
8734
TESTING LABORATORIES

AIR
8734
TESTING LABORATORIES

Facility Codes and Flags

EPA Region: 05
Duns Number:
Congressional District Number: 10
Legislative District Number:
HUC Code/Watershed: 07120003 / CHICAGO
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
UNDERWRITERS LABORATORIES MN-TEMPO

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
OPERATOR
UNDERWRITERS LABORATORIES INC
RCRAINFO
View
OPERATOR
UNDERWRITERS LABORATORIES LLC
RCRAINFO
View
OWNER
UNDERWRITERS LABORATORIES INC
RCRAINFO
View
MAILING ADDRESS
UNDERWRITERS LABS-NORTHBROOK
NPDES
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
AIR 541380 TESTING LABORATORIES.
RCRAINFO 541380 TESTING LABORATORIES.
AIRS/AFS 541380 TESTING LABORATORIES.
EIS 541380 TESTING LABORATORIES.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
MAILING ADDRESS 333 PFINGSTEN RD NORTHBROOK IL 60062 NPDES
FACILITY MAILING ADDRESS 333 PFINGSTEN RD NORTHBROOK IL 60062 RCRAINFO
OWNER 333 PFINGSTEN RD NORTHBROOK IL 60062 RCRAINFO
FACILITY MAILING ADDRESS 333 PFINGSTEN RD NORTHBROOK IL 60062 AIRS/AFS
OPERATOR 333 PFINGSTEN RD NORTHBROOK IL 60062 RCRAINFO
REGULATORY CONTACT 333 PFINGSTEN RD NORTHBROOK IL 60062 RCRAINFO

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
REGULATORY CONTACT
HEATHER ELIFF
847-272-8800
RCRAINFO
View
REGULATORY CONTACT
HEATHER ELIFF
847-272-8800
RCRAINFO


Query executed on: OCT-14-2025