Facility	City	Industry	Status	Distance
Aggregate Industries, Golden Ready Mix Plant	Golden	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	2.4 KM
Martin Marietta - Spec Agg	Golden	Asphalt Paving Mixture and Block Manufacturing 324121	LIKELY ACTIVE	5.4 KM
Martin Marietta Mtrls - Plant 41-246098	Golden	Asphalt Paving Mixture and Block Manufacturing 324121	LIKELY ACTIVE	5.6 KM
Smyrna Ready Mix Concrete, LLC - Spec Agg Ready Mix	Golden	Asphalt Paving Mixture and Block Manufacturing 324121	LIKELY ACTIVE	5.8 KM
Bestway Concrete CO - Jeffco	Golden	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	14.7 KM

Every listed plant in Jefferson 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.

Aspen, INC

Golden, CO

ACTIVE332710

Where this record comes from

4 sources hold this plant, and 11 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.

Colorado Secretary of State business registryOPERATING
Record CO:20201938538 · first seen OCT 2026 · last seen OCT 2026
The company’s own websiteOPERATING
first seen JUL 2026 · last seen OCT 2026
SAM.gov entity registrationOPERATING
Record J84KWEPUDB93 · first seen JAN 2026 · last seen JAN 2026
DOL Form 5500 retirement plan filingsOPERATING
Record 851337305|CO|80401|600 12th st · first seen DEC 2024 · last seen DEC 2024

IN JEFFERSON COUNTY9 other plants share this one’s industry (Cement and Concrete Product Manufacturing, NAICS 3273); 1 of them has 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: SAM.gov: TERRA CO2 TECHNOLOGY HOLDINGS, INC · JAN 2026
Street address: SAM.gov: 600 12TH ST · JAN 2026
City: SAM.gov: GOLDEN · JAN 2026
State: SAM.gov: CO · JAN 2026
Coordinates: Census geocoder: 39.756587728794,-105.219296547948 · JUL 2026
Employees (band): DOL: 20-99 · DEC 2024
Website: SAM.gov: www.terraco2.com · JAN 2026
CAGE code: SAM.gov: 95V80 · JAN 2026
Retirement plan filing (Form 5500): DOL: 23 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024
SAM registration expires: SAM.gov: 2027-01-26 · JAN 2026
State business registrationSOURCES DISAGREE: CO SOS: Terra CO2 Technology Holdings, Inc, registered with the Colorado Secretary of State; Corporation formed in Delaware; registered 2020-10-29; active, annual report filed 2026-10-13 · OCT 2026; TX Comptroller: TERRA CO2 TECHNOLOGY HOLDINGS INC., registered with the Texas Comptroller of Public Accounts; Corporation; active

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