Petroleum and Coal Products Manufacturing in Wisconsin

NAICS 324 · WI

This register lists 89 facilities in Wisconsin. The Bureau of Labor Statistics counted 19 establishments in the Petroleum and Coal Products Manufacturing industry in Wisconsin. AMSOIL (Superior) employed 294 people in 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and product lines

Biggest counties

Waukesha11 Milwaukee9 Dane6 Outagamie4 Racine4 Douglas3 Marathon3 Rock3

Biggest cities

Milwaukee (7)Superior (4)Kimberly (3)Menomonee Falls (3)Minocqua (2)Chippewa Falls (2)La Crosse (2)Franklin (2)Beloit (2)Hayward (2)

Plants in Wisconsin3 FACILITIES

Facility	City	Employees	Status
Superior Refinery CO.	Superior	100–499	ACTIVE
Amsoil INC - Amsoil Center	Superior	—	LIKELY ACTIVE
AMSOIL Corporate	Superior	100–499	LIKELY ACTIVE

Search all 89 facilities

All petroleum and coal products manufacturing nationwide · All manufacturing in Wisconsin