Facility	City	Industry	Status	Distance
Dpi INC	Hatboro	Machine Shops 332710	ACTIVE	1.5 KM
Reimel Machine INC	Willow Grove	Machine Shops 332710	ACTIVE	1.8 KM
EF Precision	Willow Grove	Support Activities for Printing 323120	ACTIVE	2.5 KM
Precision Assembly, INC	Willow Grove	Pesticide and Other Agricultural Chemical Manufacturing 325320	LIKELY ACTIVE	2.5 KM
Mal-ber Manufacturing CO.	Huntingdon Valley	Machine Shops 332710	LIKELY ACTIVE	2.6 KM

Every listed plant in Montgomery County

Also at this address

No other federal record shares this street address.

Where this record comes from

5 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 AIR, EIS, NCDB, PA-EFACTS, TRIS · EPA site type STATIONARY.

OSHA injury and illness reportsOPERATING
Record 598104 · first seen DEC 2025 · last seen DEC 2025
EPA Toxics Release InventoryOPERATING
first seen DEC 2023 · last seen DEC 2024
DOL Form 5500 retirement plan filingsOPERATING
Record 331052744|PA|19090|535 davisville rd · first seen DEC 2024 · last seen DEC 2024
EPA Facility Registry ServiceEXISTENCE
Record 110000336547 · first seen JUN 2017 · last seen JUN 2017
EPA ECHO compliance recordsOPERATING
first seen JAN 2007 · last seen JAN 2007

ALSO RECORDED ASKeystone Screw Corporation

IN MONTGOMERY COUNTY52 other plants share this one’s industry (Machine Shops; Turned Product; and Screw, Nut, and Bolt Manufacturing, NAICS 3327); 32 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: KEYSTONE SCREW CORP/WILLOW GROVE · OCT 2026
Street address: EPA: 535 DAVISVILLE ROAD · OCT 2026
City: EPA: WILLOW GROVE · OCT 2026
State: EPA: PA · OCT 2026
County (FIPS code): EPA: 42091 · OCT 2026
CoordinatesSOURCES DISAGREE: Census geocoder: 40.14854363392,-75.108734605603 · JUL 2026; EPA: 40.151432,-75.107079 · OCT 2026 · ON THIS PAGE
Employees (band): OSHA: 20-99 · DEC 2025
Retirement plan filing (Form 5500): DOL: 30 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024

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