Crysalis Biosciences, INC.

231 Monsanto Avenue, Sauget, IL 62201

LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 4 SOURCES

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

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What they make

Ethyl Alcohol Manufacturing325193

Where it is

38.59541, -90.17665 · CENSUS TIGER

COUNTY

St. Clair County

METRO AREA

St. Louis, MO-IL

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Other plants nearby

Facility	City	Industry	Status	Distance
Solutia INC Krummrich Il (part)	Sauget	Other Basic Inorganic Chemical Manufacturing 325180	LIKELY ACTIVE	0.7 KM
Occidental Chemical CORP Sauget Plant	Sauget	All Other Basic Organic Chemical Manufacturing 325199	LIKELY ACTIVE	0.8 KM
Sauget Area 2 Sites Group	Sauget	All Other Basic Organic Chemical Manufacturing 325199	UNVERIFIED	1.0 KM
Oldcastle Lawn & Garden	Sauget	All Other Miscellaneous Wood Product Manufacturing 321999	LIKELY ACTIVE	1.1 KM
Afton Chemical Corporation	Sauget	Petroleum Lubricating Oil and Grease Manufacturing 324191	ACTIVE	1.1 KM

Every listed plant in St. Clair County

Also at this address

No other federal record shares this street address.

Where this record comes from

4 sources hold this plant, and 9 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 ACES, AIR, AIRS/AFS, E-GGRT, EIS, ICIS, NPDES, OSHA-OIS, OTAQREG, RCRAINFO, RFS, TRIS, TSCA · EPA site type STATIONARY.

OSHA injury and illness reportsOPERATING
Record 1501917 · first seen DEC 2025 · last seen DEC 2025
EPA ECHO compliance recordsOPERATING
first seen MAY 2025 · last seen MAY 2025
DOL Form 5500 retirement plan filingsOPERATING
Record 881255100|IL|62201|231 monsanto ave · first seen DEC 2024 · last seen DEC 2024
EPA Facility Registry ServiceEXISTENCE
Record 110033218426 · first seen JUN 2017 · last seen JUN 2017

IN ST. CLAIR COUNTY16 other plants share this one’s industry (Basic Chemical Manufacturing, NAICS 3251); 7 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: CRYSALIS BIOSCIENCES, INC. · OCT 2026
Street address: EPA: 231 MONSANTO AVENUE · OCT 2026
City: EPA: SAUGET · OCT 2026
State: EPA: IL · OCT 2026
County (FIPS code): EPA: 17163 · OCT 2026
Coordinates: EPA: 38.595413,-90.176648 · OCT 2026
Employees (band): OSHA: 20-99 · DEC 2025
Retirement plan filing (Form 5500): DOL: 54 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024
Hazardous waste generator (RCRA): EPA ECHO: VSQG · OCT 2026

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