Blocksom & Company

405 E 5th St, Michigan City, IN 46360

LIKELY ACTIVELAST SEEN IN FEDERAL DATA MAR 2025 · 2 SOURCES

Operating signal within 24 months, or from a single source.

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What they make

Electroplating, Plating, Polishing, Anodizing, and Coloring332813

Where it is

41.71850, -86.89734 · CENSUS TIGER

COUNTY

LaPorte County

METRO AREA

Michigan City-La Porte, IN

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Other plants nearby

Facility	City	Industry	Status	Distance
Triplex Plating INC.	Michigan City	Electroplating, Plating, Polishing, Anodizing, and Coloring 332813	LIKELY ACTIVE	1.1 KM
Midwest Wheelcoaters, LLC	Michigan city	Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers 332812	UNVERIFIED	4.7 KM
TT Machining & Fabricating LLC	Michigan City	Electroplating, Plating, Polishing, Anodizing, and Coloring 332813	UNVERIFIED	6.3 KM
Harrison Engine Service, INC.	La Porte	Electroplating, Plating, Polishing, Anodizing, and Coloring 332813	UNVERIFIED	18.7 KM
Ampcor Il, INC.	Laporte	All Other Plastics Product Manufacturing 326199	UNVERIFIED	18.4 KM

Every listed plant in LaPorte County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 6 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 AIR, AIRS/AFS, IN-TEMPO · EPA site type STATIONARY.

EPA ECHO compliance recordsOPERATING
first seen MAR 2025 · last seen MAR 2025
EPA Facility Registry ServiceEXISTENCE
Record 110031085821 · first seen FEB 2015 · last seen FEB 2015

IN LAPORTE COUNTY9 other plants share this one’s industry (Coating, Engraving, Heat Treating, and Allied Activities, NAICS 3328); 4 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: BLOCKSOM & COMPANY · NOV 2026
Street address: EPA: 405 E 5TH ST · NOV 2026
City: EPA: MICHIGAN CITY · NOV 2026
State: EPA: IN · NOV 2026
County (FIPS code): EPA: 18091 · NOV 2026
Coordinates: EPA: 41.718498,-86.897344 · NOV 2026

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