Composite Structures LLC
801 Royal Oaks Drive801 Royal Oaks Drive, Monrovia, CA 91016, Los Angeles County
A manufacturing facility in Monrovia, California, listed in EPA records under other aircraft parts and auxiliary equipment manufacturing (NAICS 336413) and also aircraft manufacturing and aircraft engine and engine parts manufacturing. It is one of 32,455 active manufacturing facilities in EPA records in California.
- Industry
- Vehicles, aircraft and parts
- NAICS 336
- TRI reporter
- Yes
- Inspections, 5 yr
- 4
- EPA registry ID
- 110002332921
- Revised
- November 1, 2026
What's made here
- Other Aircraft Parts and Auxiliary Equipment Manufacturing (NAICS 336413)
- Aircraft Manufacturing (NAICS 336411)
- Aircraft Engine and Engine Parts Manufacturing (NAICS 336412)
- Electroplating, Plating, Polishing, Anodizing, and Coloring (NAICS 332813)
Public EPA records
| Toxics Release Inventory | Reports to the TRI (facility ID 91016CMPST801RO). |
|---|---|
| Clean Air Act | Listed as a major source of air emissions. |
| Clean Water Act | A non-major water discharge permit (NPDES). |
| Inspections | 4 in the last five years; most recent November 22, 2024. |
EPA ECHO, November 1, 2026; not a rating. EPA report ยท About these records