Swartfager Welding, INC.

199 Boyle Memorial Drive, Knox, PA 16232

LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 3 SOURCES

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

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What they make

Plate Work Manufacturing332313

Where it is

41.22425, -79.53394 · CENSUS TIGER

COUNTY

Clarion County

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Other plants nearby

Facility	City	Industry	Status	Distance
Schrupp Industries INC	Parker	Prefabricated Metal Building and Component Manufacturing 332311	UNVERIFIED	15.4 KM
Bryan E Lineman	Oil City	Fabricated Structural Metal Manufacturing 332312	UNVERIFIED	20.2 KM
Hards Fabrication & Welding, INC.	Seneca	Plate Work Manufacturing 332313	ACTIVE	22.5 KM
Witherup Fabricating & Erection	Oil City	Plate Work Manufacturing 332313	UNVERIFIED	25.5 KM
Pioneer Energy Products, LLC	Oil City	Prefabricated Metal Building and Component Manufacturing 332311	ACTIVE	25.5 KM

Every listed plant in Clarion County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 sources hold this plant, and 9 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 797240 · first seen DEC 2025 · last seen DEC 2025
SBA Paycheck Protection Program loan recordsEXISTENCE
Record PA|knox|199 boyle memorial dr · first seen FEB 2021 · last seen FEB 2021
EPA Facility Registry ServiceEXISTENCE
Record 110070333821 · first seen SEP 2018 · last seen SEP 2018

IN CLARION COUNTY1 other plant shares this one’s industry (Architectural and Structural Metals Manufacturing, NAICS 3323); 1 of them has 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: SWARTFAGER WELDING, INC. · OCT 2026
Street address: EPA: 199 BOYLE MEMORIAL DRIVE · OCT 2026
City: EPA: KNOX · OCT 2026
State: EPA: PA · OCT 2026
Coordinates: EPA: 41.22425,-79.53394 · OCT 2026
Employees (band): OSHA: 100-499 · DEC 2025
Year established: PA DOS: 1998 · MAR 1998
PPP loan: SBA PPP: PPP loan x1, approved 2021-02-10, 142 jobs reported · FEB 2021
State business registration: PA DOS: Swartfager Welding, Inc., registered with the Pennsylvania Department of State; Corporation; formed 1998-03-19; active · MAR 1998

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