Ducommun Monrovia

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
CSComposite Structures LLC	Monrovia	Aircraft Manufacturing 336411	◐ LIKELY ACTIVE	0.1 KM
MDMcdonnell Douglas Aerospace	Monrovia	Other Electronic Component Manufacturing 334419	◇ UNVERIFIED	0.2 KM
Mulgrew Aircraft Components, INC.	Monrovia	Hardware Manufacturing 332510	● ACTIVE	1.4 KM
Age Logistics Corporation	Monrovia	Other Aircraft Parts and Auxiliary Equipment Manufacturing 336413	● ACTIVE	1.4 KM
Vinyl Technology, LLC	Monrovia	Cut and Sew Apparel Contractors 315210	● ACTIVE	1.4 KM

Every listed plant in Los Angeles 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 TRIS · EPA site type STATIONARY.

• OSHA injury and illness reportsOPERATING
  Record 488652 · first seen DEC 2025 · last seen DEC 2025
• EPA Facility Registry ServiceEXISTENCE
  Record 110070813261 · first seen JUN 2020 · last seen JUN 2020

ALSO RECORDED ASDUCOMMUN AEROSTRUCTURES -MONROVIA

IN LOS ANGELES COUNTY523 other plants share this one’s industry (Aerospace Product and Parts Manufacturing, NAICS 3364); 125 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: DUCOMMUN AEROSTRUCTURES -MONROVIA · JUL 2026

Street address

EPA: 801 ROYAL OAKS DR · JUL 2026

City

EPA: MONROVIA · JUL 2026

State

EPA: CA · JUL 2026

County (FIPS code)

EPA: 06037 · SEP 2026

CoordinatesSOURCES DISAGREE

Census geocoder: 34.143262415137,-117.988553303096 · JUL 2026 · ON THIS PAGE

EPA: 34.14321,-117.98786 · JUL 2026

Employees (band)

OSHA: 1-19 · DEC 2025