Parker Hannifin CORP Fluid Systems Division

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
G. S. E. Dynamics, INC.	Hauppauge	Aircraft Manufacturing 336411	● ACTIVE	0.1 KM
PCParker-hannifin Corporation	Hauppauge	Other Aircraft Parts and Auxiliary Equipment Manufacturing 336413	◐ LIKELY ACTIVE	0.1 KM
STSwift Tech LLC	Hauppauge	Hardware Manufacturing 332510	● ACTIVE	0.2 KM
Atlantic Ultraviolet Corporation	Hauppauge	Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing 333413	● ACTIVE	0.2 KM
Amplitech, INC.	Hauppauge	Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing 334220	● ACTIVE	0.7 KM

Every listed plant in Suffolk County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 7 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 BR, EIS, FIS, NPDES, RCRAINFO, TRIS · EPA site type STATIONARY.

• EPA ECHO compliance recordsOPERATING
  first seen MAY 2024 · last seen MAY 2024
• EPA Facility Registry ServiceEXISTENCE
  Record 110002093724 · first seen JUN 2017 · last seen JUN 2017

IN SUFFOLK COUNTY70 other plants share this one’s industry (Navigational, Measuring, Electromedical, and Control Instruments Manufacturing, NAICS 3345); 29 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: PARKER HANNIFIN CORP FLUID SYSTEMS DIVISION · OCT 2026

Street address

EPA: 300 MARCUS BLVD. · OCT 2026

City

EPA: SMITHTOWN · OCT 2026

State

EPA: NY · OCT 2026

County (FIPS code)

EPA: 36103 · OCT 2026

Coordinates

EPA: 40.82034,-73.24839 · OCT 2026

Hazardous waste generator (RCRA)

EPA ECHO: SQG · NOV 2026