Facility	City	Industry	Status	Distance
Macartney INC	Houston	Other Measuring and Controlling Device Manufacturing 334519	ACTIVE	3.3 KM
Srm2 LLC	Houston	All Other Miscellaneous Electrical Equipment and Component Manufacturing 335999	ACTIVE	4.4 KM
Sae Towers Limited	Houston	Fabricated Structural Metal Manufacturing 332312	LIKELY ACTIVE	6.3 KM
Zyltech Engineering LLC	Houston	Plastics Material and Resin Manufacturing 325211	LIKELY ACTIVE	10.5 KM
Freestar Power, LLC	Humble	All Other Miscellaneous Electrical Equipment and Component Manufacturing 335999	ACTIVE	13.5 KM

Every listed plant in Harris County

Also at this address

No other federal record shares this street address.

Where this record comes from

4 sources hold this plant, and 8 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 NPDES, OSHA-OIS, RCRAINFO, TRIS, TX-TCEQ ACR · EPA site type STATIONARY.

OSHA injury and illness reportsOPERATING
Record 1462306 · first seen DEC 2025 · last seen DEC 2025
EPA Toxics Release InventoryOPERATING
first seen DEC 2023 · last seen DEC 2024
EPA ECHO compliance recordsOPERATING
first seen APR 2019 · last seen APR 2019
EPA Facility Registry ServiceEXISTENCE
Record 110005192246 · first seen JUN 2016 · last seen JUN 2016

ALSO RECORDED ASAppleton Group LLC

IN HARRIS COUNTY38 other plants share this one’s industry (Other Electrical Equipment and Component Manufacturing, NAICS 3359); 7 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: APPLETON GRP · OCT 2026
Street address: EPA: 13639 ALDINE WESTFIELD ROAD · OCT 2026
City: EPA: HOUSTON · OCT 2026
State: EPA: TX · OCT 2026
County (FIPS code): EPA: 48201 · OCT 2026
Coordinates: Census geocoder: 29.912075217478,-95.355451045949 · JUL 2026 · ON THIS PAGE; EPA: 29.91236,-95.35539 · OCT 2026 · ON THIS PAGE
Employees (band): OSHA: 20-99 · DEC 2025
Hazardous waste generator (RCRA): EPA ECHO: VSQG · OCT 2026

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