Sierra Space

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
TSTrelleborg Sealing Solutions Us, INC.	Louisville	All Other Plastics Product Manufacturing 326199	◐ LIKELY ACTIVE	0.2 KM
Lockheed Martin Coherent Technologies, INC.	Louisville	Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511	● ACTIVE	0.8 KM
SSSierra Space	Louisville	Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing 336419	◇ UNVERIFIED	0.9 KM
Capella Space Corporation	Louisville	Guided Missile and Space Vehicle Manufacturing 336414	● ACTIVE	1.0 KM
SSSierra Space	Louisville	Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing 336419	◇ UNVERIFIED	1.2 KM

Every listed plant in Boulder County

Also at this address

1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

Where this record comes from

4 sources hold this plant, and 10 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 RCRAINFO · EPA site type STATIONARY.

• Colorado Secretary of State business registryOPERATING
  Record CO:20208072264 · first seen FEB 2026 · last seen FEB 2026
• DOL Form 5500 retirement plan filingsOPERATING
  Record 861752692|CO|80027|2000 s taylor ave · first seen DEC 2024 · last seen DEC 2024
• EPA ECHO compliance recordsOPERATING
  first seen NOV 2021 · last seen NOV 2021
• EPA Facility Registry ServiceEXISTENCE
  Record 110070630733 · first seen NOV 2019 · last seen NOV 2019

IN BOULDER COUNTY21 other plants share this one’s industry (Aerospace Product and Parts Manufacturing, NAICS 3364); 2 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: SIERRA SPACE · OCT 2026

Street address

EPA: 2000 TAYLOR AVE · OCT 2026

City

EPA: LOUISVILLE · OCT 2026

State

EPA: CO · OCT 2026

County (FIPS code)

EPA: 08013 · OCT 2026

Coordinates

EPA: 39.97082,-105.110958 · OCT 2026

Employees (band)

DOL: 500+ · DEC 2024

Retirement plan filing (Form 5500)

DOL: 1,666 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024

Hazardous waste generator (RCRA)

EPA ECHO: SQG · OCT 2026

State business registrationSOURCES DISAGREE

CO SOS: Sierra Space Corporation, registered with the Colorado Secretary of State; Corporation formed in Delaware; registered 2021-01-14; active, annual report filed 2026-02-10 · FEB 2026

CT SOTS: SIERRA SPACE CORPORATION, registered with the Connecticut Secretary of the State; Corporation formed in Delaware; registered 2023-04-12; withdrawn 2026-05-06 · APR 2026

DC Corporations: Sierra Space Corporation, registered with the District of Columbia Corporations Division; Corporation; registered 2023-12-15; active, annual report filed 2026-04-01 · APR 2026

Sunbiz: SIERRA SPACE CORPORATION, registered with the Florida Department of State, Division of Corporations; Corporation formed in Delaware; registered 2021-05-18; active, annual report filed 2026-02-19 · FEB 2026

MS SOS: Sierra Space Corporation, registered with the Mississippi Secretary of State; Corporation; registered 2024-05-22; active · MAY 2024

OR SOS: SIERRA SPACE CORPORATION, registered with the Oregon Secretary of State, Corporation Division; Corporation formed in Delaware; registered 2022-01-14; active · JAN 2022