Facility	City	Industry	Status	Distance
Prc Composites, LLC	Ontario	Laminated Plastics Plate, Sheet (except Packaging), and Shape Manufacturing 326130	LIKELY ACTIVE	1.8 KM
W M Barr & CO INC	Ontario	Laminated Plastics Plate, Sheet (except Packaging), and Shape Manufacturing 326130	LIKELY ACTIVE	1.9 KM
Custom Plastics INC	Ontario	All Other Plastics Product Manufacturing 326199	UNVERIFIED	2.0 KM
Sensation Spas, INC (diamante Spas)	Ontario	Polystyrene Foam Product Manufacturing 326140	UNVERIFIED	2.5 KM
Upland Fab, INC.	Ontario	Machine Shops 332710	ACTIVE	2.2 KM

Every listed plant in San Bernardino County

Also at this address

No other federal record shares this street address.

Where this record comes from

1 source holds this plant, and 7 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 RCRAINFO · EPA site type STATIONARY.

EPA Facility Registry ServiceEXISTENCE
Record 110072046946 · first seen SEP 2025 · last seen SEP 2025

ALSO RECORDED ASA-PLUS SIGNS LLC DBA ENCORE IMAGE INC

IN SAN BERNARDINO COUNTY154 other plants share this one’s industry (Plastics Product Manufacturing, NAICS 3261); 38 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: A PLUS SIGNS LLC, DBA ENCORE IMAGE SIGNS · OCT 2026
Street address: EPA: 303 W MAIN ST. · OCT 2026
City: EPA: ONTARIO · OCT 2026
State: EPA: CA · OCT 2026
County (FIPS code): EPA: 06071 · OCT 2026
Coordinates: EPA: 34.061101,-117.653849 · OCT 2026
Hazardous waste generator (RCRA): EPA ECHO: none · OCT 2026

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