FRS Facility Detail Report


MASTERMOLD LLC

EPA Registry Id: 110005546356
141 ENSCH ST
MAUSTON, WI 53948


The facility locations displayed
come from the FRS Spatial
Coordinates tables. They are the
best representative locations for
the displayed facilities based on
the accuracy of the collection
method and quality assurance
checks performed against each
location. The North American
Datum of 1983 is used to display
all coordinates.

Environmental Interests

Information System System Facility Name Information System Id/Report Link Environmental Interest Type Data Source Last Updated Date Supplemental Environmental Interests:
EMISSION INVENTORY SYSTEM (EIS)
MASTERMOLD LLC PLT 3 MAUSTON 6779611 HAZARDOUS AIR POLLUTANT MAJOR EIS 11/18/2024
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION INFORMATION SYSTEM
MASTERMOLD LLC 340731520 OSHA ESTABLISHMENT OSHA-OIS 09/12/2018
TOXICS RELEASE INVENTORY SYSTEM
MASTERMOLD LLC 53948MSTRM141EN TRI REPORTER TRIS 05/18/2016
ICIS-AIR (AIR)
MASTERMOLD LLC PLT 3 MAUSTON WI0000005505700003 AIR SYNTHETIC MINOR ICIS 07/11/2017
WISCONSIN - ENVIRONMENTAL SYSTEM REGISTRY
MASTERMOLD LLC PLT 3 MAUSTON 18832771 STATE MASTER WI-ESR
RCRAINFO-WIR000101154
LQG
TRIS-53948MSTRM141EN
TRI REPORTER
-

WI-ESR-729000030
STATE MASTER
RCRAINFO-WIR000101154
HAZARDOUS WASTE PROGRAM
RCRAINFO-WIR000101154
SQG
RESOURCE CONSERVATION AND RECOVERY ACT INFORMATION SYSTEM
MASTERMOLD LLC PLT 3 MAUSTON WIR000101154 LQG (Y) RCRAINFO
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
WI-ESR
3089
PLASTICS PRODUCTS, NOT ELSEWHERE CLASSIFIED

Facility Codes and Flags

EPA Region: 05
Duns Number:
Congressional District Number: 03
Legislative District Number: WI
HUC Code/Watershed: 07070003 / CASTLE ROCK
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
MASTER MOLD LLC FRS
MASTERMOLD LLC PLT 3 MAUSTON WI-ESR

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
ENTERPRISE: RESPONSIBLE ENTITY
MASTERMOLD LLC PLT #3 MAUSTON
WI-ESR
View
OPERATOR
MASTERMOLD,LLC
RCRAINFO
View
OWNER
MASTERMOLD LLC
RCRAINFO
View
ENTERPRISE: RESPONSIBLE ENTITY
MASTERMOLD LLC PLT 3 MAUSTON
WI-ESR
View
OPERATOR
MASTERMOLD,LLC
RCRAINFO
View
RESPONSIBLE PARTY
MASTERMOLD LLC PLT 3 MAUSTON
WI-ESR
View
OWNER
SNIDER GERALD
RCRAINFO
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
RCRAINFO 326199 ALL OTHER PLASTICS PRODUCT MANUFACTURING.
WI-ESR 326121 UNLAMINATED PLASTICS PROFILE SHAPE MANUFACTURING.
OSHA-OIS 333511 INDUSTRIAL MOLD MANUFACTURING.
TRIS 326199 ALL OTHER PLASTICS PRODUCT MANUFACTURING.
WI-ESR 326199 ALL OTHER PLASTICS PRODUCT MANUFACTURING.
EIS 326199 ALL OTHER PLASTICS PRODUCT MANUFACTURING.
WI-ESR 326190

WI-ESR 326100

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
REGULATORY CONTACT 111 GRELL LN PO BOX 468 JOHNSON CREEK WI 530389796 WI-ESR
OPERATOR PO BOX 468 SUN PRAIRIE WI 53590 RCRAINFO
OWNER PO BOX 468 JOHNSON CREEK WI 68920 RCRAINFO
HAZARDOUS WASTE: HAZARDOUS WASTE CONTACT PO BOX 468 JOHNSON CREEK WI 53038 WI-ESR
AUTHORIZED REPRESENTATIVE PO BOX 468 JOHNSON CREEK WI 530389796 WI-ESR
OWNER PO BOX 468 JOHNSON CREEK WI 53038 RCRAINFO
HAZARDOUS WASTE: HAZARDOUS WASTE CONTACT 111 GRELL LN PO BOX 468 JOHNSON CREEK WI 530389796 WI-ESR
REGULATORY CONTACT PO BOX 468 JOHNSON CREEK WI 530389796 RCRAINFO
ENTERPRISE: RESPONSIBLE ENTITY 141 ENSCH ST PO BOX 251 MAUSTON WI 539489393 WI-ESR
HAZARDOUS WASTE: HAZARDOUS WASTE CONTACT 111 GRELL LN JOHNSON CREEK WI 530389796 WI-ESR
HAZARDOUS WASTE: HAZARDOUS WASTE CONTACT PO BOX 468 JOHNSON CREEK WI 53083 WI-ESR
HAZARDOUS WASTE: HAZARDOUS WASTE CONTACT PO BOX 468 JOHNSON CREEK WI 530380468 WI-ESR
FACILITY MAILING ADDRESS 141 ENSCH ST MAUSTON WI 53948 WI-ESR
AIR: RESPONSIBLE CORPORATE OFFICIAL PO BOX 468 JOHNSON CREEK WI 53038 WI-ESR
RESPONSIBLE PARTY 141 ENSCH ST PO BOX 251 MAUSTON WI 539489393 WI-ESR
WASTEWATER: AUTHORIZED REPRESENTATIVE PO BOX 468 JOHNSON CREEK WI 53038 WI-ESR
MAILING ADDRESS PO BOX 468 JOHNSON CREEK WI 530389796 TRIS
FACILITY MAILING ADDRESS PO BOX 251 MAUSTON WI 53948 WI-ESR
FACILITY MAILING ADDRESS PO BOX 468 JOHNSON CREEK WI 53038 RCRAINFO
OPERATOR P.O. BOX 468 JOHNSON CREEK WI 53038 RCRAINFO
AIR: RESPONSIBLE CORPORATE OFFICIAL 111 GRELL LN JOHNSON CREEK WI 530389796 WI-ESR
REGULATORY CONTACT W5289 VALERO WAY JOHNSON CREEK WI 530389793 RCRAINFO
AIR: FACILITY AIR MANAGEMENT CONTACT 111 GRELL LN JOHNSON CREEK WI 530389796 WI-ESR

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
AIR: RESPONSIBLE CORPORATE OFFICIAL
JON BUTTS
920-699-2711
WI-ESR
View
HAZARDOUS WASTE: HAZARDOUS WASTE CONTACT
JON BUTTS
920-699-2711
WI-ESR
View
AIR: FACILITY AIR MANAGEMENT CONTACT
JON BUTTS
920-699-2711
WI-ESR
View
REGULATORY CONTACT
JON BUTTS
9206992711
RCRAINFO
View
HAZARDOUS WASTE: HAZARDOUS WASTE CONTACT
JON BUTTS
920-699-2711
WI-ESR
View
REGULATORY CONTACT
JON BUTTS
9206992711
WI-ESR
View
REGULATORY CONTACT
JON BUTTS
9206992711
WI-ESR
View
PUBLIC CONTACT
JON BUTTS
9206992711
TRIS


HAZARDOUS WASTE: HAZARDOUS WASTE CONTACT
JON BUTTS
920-699-2711
WI-ESR
View
REGULATORY CONTACT
JON BUTTS
9206992711
RCRAINFO
View
AUTHORIZED REPRESENTATIVE
JAMES TANKSLEY


WI-ESR
View
HAZARDOUS WASTE: HAZARDOUS WASTE CONTACT
JON BUTTS
920-699-2711
WI-ESR
View
WASTEWATER: AUTHORIZED REPRESENTATIVE
JAMES TANKSLEY


WI-ESR
View
TECHNICAL CONTACT
JON BUTTS
9206992711
TRIS


AIR: RESPONSIBLE CORPORATE OFFICIAL
JON BUTTS
920-699-2711
WI-ESR
View
HAZARDOUS WASTE: HAZARDOUS WASTE CONTACT
JON BUTTS
920-699-2711
WI-ESR
View

Query executed on: OCT-15-2025


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