Thunder Bay Pattern Works

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
PMP2r Metal Fabrication INC	Clinton Township	All Other Miscellaneous Fabricated Metal Product Manufacturing 332999	● ACTIVE	0.1 KM
SPSynergy Prototype Stamping LLC	Clinton Township	Metal Crown, Closure, and Other Metal Stamping (except Automotive) 332119	● ACTIVE	0.2 KM
Wartrom Machine Systems, INC	Clinton Township	Machine Shops 332710	● ACTIVE	0.3 KM
BIBear Industrial	Mt. Clemens	Fluid Power Valve and Hose Fitting Manufacturing 332912	◐ LIKELY ACTIVE	1.8 KM
Precision Advanced Machining CO.	Clinton Township	Machine Shops 332710	● ACTIVE	1.5 KM

Every listed plant in Macomb County

Also at this address

No other federal record shares this street address.

Where this record comes from

1 source holds this plant, and 5 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.

• EPA Facility Registry ServiceEXISTENCE
  Record 110070332067 · first seen SEP 2018 · last seen SEP 2018

IN MACOMB COUNTY51 other plants share this one’s industry (Other Fabricated Metal Product Manufacturing, NAICS 3329); 23 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: THUNDER BAY PATTERN WORKS · OCT 2026

Street address

EPA: 44345 MACOMB INDUSTRIAL DR · OCT 2026

City

EPA: CLINTON TOWNSHIP · OCT 2026

State

EPA: MI · OCT 2026

Coordinates

EPA: 42.62407,-82.88208 · OCT 2026