Tangent Technologies LLC

1001 Sullivan Rd, Aurora, IL 60506

LIKELY ACTIVELAST SEEN IN FEDERAL DATA JAN 2026 · 4 SOURCES

Operating signal within 24 months, or from a single source.

WARN ACT NOTICES FILED WITH THE STATE

WARN notice · 180 employees · filed MAR 24, 2020 · State — recorded; it does not change the status
WARN notice · 180 employees · filed MAR 24, 2020 · State — recorded; it does not change the status

Notices filed with the state under the federal WARN Act, as the state publishes them, collected by the WARN Act notices feed (CC BY 4.0). A notice records what the employer told the state; it is not by itself proof that the plant closed.

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What they make

All Other Plastics Product Manufacturing326199

Where it is

41.78856, -88.33944 · CENSUS TIGER

COUNTY

Kane County

METRO AREA

Chicago-Naperville-Elgin, IL-IN

ON GOOGLE MAPS

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STREET VIEW

Open street-level view — MAY 2024

Other plants nearby

Facility	City	Industry	Status	Distance
Berry Plastics	Aurora	Plastics Bag and Pouch Manufacturing 326111	UNVERIFIED	0.4 KM
Foam INC	Aurora	Urethane and Other Foam Product (except Polystyrene) Manufacturing 326150	ACTIVE	0.4 KM
Dart Container CORP of Illinois	North Aurora	Polystyrene Foam Product Manufacturing 326140	LIKELY ACTIVE	0.9 KM
Dart Container North Aurora	North Aurora	Polystyrene Foam Product Manufacturing 326140	LIKELY ACTIVE	0.9 KM
Integrated Thermoforming Systems INC.	Aurora	All Other Plastics Product Manufacturing 326199	UNVERIFIED	3.2 KM

Every listed plant in Kane County

Also at this address

No other federal record shares this street address.

Where this record comes from

4 sources hold this plant, and 11 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.

EPA cross-references this facility in OSHA-OIS.

SAM.gov entity registrationOPERATING
Record WRGBY25M4MK1 · first seen JAN 2026 · last seen JAN 2026
DOL Form 5500 retirement plan filingsOPERATING
Record 611437265|IL|60506|1001 sullivan rd · first seen DEC 2024 · last seen DEC 2024
State WARN plant-closing and layoff noticesEXISTENCE
first seen MAR 2020 · last seen MAR 2020
EPA Facility Registry ServiceEXISTENCE
Record 110070312541 · first seen SEP 2018 · last seen SEP 2018

IN KANE COUNTY77 other plants share this one’s industry (Plastics Product Manufacturing, NAICS 3261); 34 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: EPA: TANGENT TECHNOLOGIES, LLC · JUL 2026 · ON THIS PAGE; SAM.gov: TANGENT TECHNOLOGIES LLC · JAN 2026 · ON THIS PAGE
Street address: EPA: 1001 SULLIVAN RD. · JUL 2026 · ON THIS PAGE; SAM.gov: 1001 SULLIVAN RD · JAN 2026 · ON THIS PAGE
City: EPA: AURORA · JUL 2026 · ON THIS PAGE; SAM.gov: AURORA · JAN 2026 · ON THIS PAGE
State: EPA: IL · JUL 2026 · ON THIS PAGE; SAM.gov: IL · JAN 2026 · ON THIS PAGE
Coordinates: EPA: 41.78856,-88.33944 · JUL 2026
Employees (band): DOL: 100-499 · DEC 2024
Year established: CO SOS: 2014 · APR 2014
CAGE code: SAM.gov: 3UHM9 · JAN 2026
Retirement plan filing (Form 5500): DOL: 438 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024
SAM registration expires: SAM.gov: 2027-01-22 · JAN 2026
State business registrationSOURCES DISAGREE: CO SOS: Tangent Technologies, LLC, registered with the Colorado Secretary of State; Limited liability company; formed 2014-04-14; active, annual report filed 2025-06-25 · JUN 2025; TX Comptroller: TANGENT TECHNOLOGIES LLC, registered with the Texas Comptroller of Public Accounts; Limited liability company; active

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