Harbison Walker International Windham

9686 East Center Street, Windham, OH 44288

LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 2 SOURCES

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

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What they make

Clay Building Material and Refractories Manufacturing327120

Where it is

41.23503, -81.04213 · CENSUS TIGER

COUNTY

Portage County

METRO AREA

Akron, OH

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Other plants nearby

Facility	City	Industry	Status	Distance
Harbison Walker Refractories Plant	Windham	Clay Building Material and Refractories Manufacturing 327120	LIKELY ACTIVE	0.1 KM
Rinker Materials - Concrete Pipe Div	Diamond	Clay Building Material and Refractories Manufacturing 327120	UNVERIFIED	14.5 KM
Resco Products, INC. - United Refractories	Warren	Clay Building Material and Refractories Manufacturing 327120	UNVERIFIED	20.3 KM
Harsco Minerals - Warren	Warren	Other Basic Inorganic Chemical Manufacturing 325188	LIKELY ACTIVE	21.2 KM
Vacuform Incorporated	Sebring	Clay Building Material and Refractories Manufacturing 327120	LIKELY ACTIVE	33.0 KM

Every listed plant in Portage 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 OSHA-OIS.

OSHA injury and illness reportsOPERATING
Record 1184340 · first seen DEC 2025 · last seen DEC 2025
EPA Facility Registry ServiceEXISTENCE
Record 110070287981 · first seen SEP 2018 · last seen SEP 2018

ALSO RECORDED ASHARBISON-WALKER INTERNATIONAL

IN PORTAGE COUNTY3 other plants share this one’s industry (Clay Product and Refractory Manufacturing, NAICS 3271); 0 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: HARBISON-WALKER INTERNATIONAL · JUL 2026
Street address: EPA: 9686 E CENTER ST · JUL 2026
City: EPA: WINDHAM · JUL 2026
State: EPA: OH · JUL 2026
CoordinatesSOURCES DISAGREE: Census geocoder: 41.235027632123,-81.042129488346 · JUL 2026 · ON THIS PAGE; EPA: 41.23506,-81.04081 · JUL 2026
Employees (band): OSHA: 20-99 · DEC 2025

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