Hartzell Propeller Composite Facility

What they make

• propeller systems
• airplanes
• propellers
• Kitplanes
• repair services
• fleets
• advanced air mobility

NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026

Products

Products

All 91 in Hartzell Propeller LLC’s catalog

Aircraft PropellersProduct line · 71 productsTop PropProduct line · 6 productsSpinnersProduct family · 3 productsElectric De‑ice KitsProduct family · 1 productGovernors (required)Product family · 1 productCarriedSTC Document SetsProduct family · 1 productHovercraft Wing in Ground EffectProduct lineKitplanesProduct line

From Hartzell Propeller LLC’s own documents · read October 10, 2026 · not verified by FactoryRegistry

Open positions

Openings read from Hartzell Propeller LLC’s own job board on Paylocity, last checked OCT 20, 2026. FactoryRegistry does not host applications — each title opens the posting where the company published it.

• Vibration Test Engineer
  Piqua, OH, USA · posted OCT 12, 2026
• Manufacturing Engineer
  Piqua, OH, USA · posted SEP 30, 2026
• Sales Engineer III
  Piqua, OH, USA · posted SEP 24, 2026
• Technical Representative
  Piqua, OH, USA · posted SEP 21, 2026
• Contracts Intern - Fall 2026
  Piqua, OH, USA · posted SEP 9, 2026
• Machinist I
  Piqua, OH, USA · posted JUL 8, 2026
• Machinist I- Toolroom
  Piqua, OH, USA · posted MAY 1, 2026
• Production Operator
  Piqua, OH, USA · posted APR 13, 2026

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
Hartzell Propeller, LLC (0855100373)	Piqua	Other Aircraft Parts and Auxiliary Equipment Manufacturing 336413	◐ LIKELY ACTIVE	1.6 KM
Hartzell Propeller LLC	Piqua	Other Aircraft Parts and Auxiliary Equipment Manufacturing 336413	● ACTIVE	1.6 KM
Hartzell Propeller at Hartzell Airfield	Piqua	Other Aircraft Parts and Auxiliary Equipment Manufacturing 336413	◐ LIKELY ACTIVE	4.5 KM
HPHartzell Propeller: Hartzell Airport Site	Piqua	Other Aircraft Parts and Auxiliary Equipment Manufacturing 336413	◐ LIKELY ACTIVE	4.6 KM
PAPrecision Aero Company I LLC	Troy	Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511	◐ LIKELY ACTIVE	9.7 KM

Every listed plant in Miami 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 AIR, AIRS/AFS, BR, CEDRI, OH-CORE, RCRAINFO, TRIS · EPA site type STATIONARY.

• OSHA injury and illness reportsOPERATING
  Record 1261907 · first seen DEC 2025 · last seen DEC 2025
• EPA Facility Registry ServiceEXISTENCE
  Records 110001621193, 110004646759 · first seen MAR 2014 · last seen APR 2015

ALSO RECORDED ASHARTZELL PROPELLER LLC; HARTZELL PROPELLER, LLC - COMPOSITE; Hartzell Propeller test lab

IN MIAMI COUNTY8 other plants share this one’s industry (Aerospace Product and Parts Manufacturing, NAICS 3364); 3 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: HARTZELL PROPELLER, LLC - COMPOSITE · JUL 2026

Street address

EPA: 620 WASHINGTON AVE. · JUL 2026

City

EPA: PIQUA · JUL 2026

State

EPA: OH · JUL 2026

County (FIPS code)

EPA: 39109 · SEP 2026

Coordinates

EPA: 40.15244,-84.2568 · JUL 2026

Employees (band)

OSHA: 1-19 · DEC 2025