Facility	City	Industry	Status	Distance
Prism Plastics	Port Huron	All Other Plastics Product Manufacturing 326199	UNVERIFIED	0.0 KM
US Farathane - Port Huron	Port Huron	All Other Plastics Product Manufacturing 326199	UNVERIFIED	1.6 KM
Port Huron	Port Huron	All Other Plastics Product Manufacturing 326199	LIKELY ACTIVE	1.6 KM
H P Pelzer	Port Huron	All Other Plastics Product Manufacturing 326199	UNVERIFIED	2.1 KM
Greene Manufacturing Technologies	Port Huron	Plastics Pipe and Pipe Fitting Manufacturing 326122	UNVERIFIED	2.1 KM

Every listed plant in St. Clair County

Also at this address

1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

Prism Plastics

Port Huron, MI

UNVERIFIED326199

WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 2 FIELDS

Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.

Source	Evidence	First seen	Last seen
OSHA ITA	OPERATING	DEC 2025	DEC 2025

FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT

FIELD	SOURCE	SIGNAL
EMPLOYEE BAND	OSHA ITA	DEC 2025
GEOM	CENSUS GEOCODER	JUL 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Report a correction · Request removal