ACTIVELAST SEEN IN FEDERAL DATA SEP 2026 · 2 SOURCES
Operating signal within 12 months from two or more independent sources.
Their homepage, crawled AUG 2026
What they make
Cement Manufacturing327310Prometheus Materials makes cement and concrete. ProZERO™ is asking and replaces a portion of cement in a one-to-one ratio. are concrete. The company serves the construction industry, building homes, schools, hospitals, and businesses.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
CAREERS
Careers page — seen SEP 8, 2026
Where it is
40.14737, -105.11617 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Ademar Ready Mix | Longmont | Ready-Mix Concrete Manufacturing 327320 | UNVERIFIED | 0.5 KM |
| Prometheus Materials INC | Longmont | Cement Manufacturing 327310 | UNVERIFIED | 0.6 KM |
| Lafarge West, INC. | Longmont | Ready-Mix Concrete Manufacturing 327320 | UNVERIFIED | 0.9 KM |
| Aggregate Industries Wcr INC Francis St Ready Mix Plant | Longmont | Ready-Mix Concrete Manufacturing 327320 | UNVERIFIED | 1.2 KM |
| Holcim-wcr INC - Francis | Longmont Area | Ready-Mix Concrete Manufacturing 327320 | LIKELY ACTIVE | 1.2 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 9 FIELDS
Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| SAM GOV | OPERATING | MAR 2026 | SEP 2026 |
| COMPANY SITE | OPERATING | JUL 2026 | AUG 2026 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | SAM GOV | — |
| CAGE CODE | SAM GOV | — |
| CITY | SAM GOV | — |
| GEOM | CENSUS GEOCODER | JUL 2026 |
| NAME | SAM GOV | — |
| REGISTRATION EXPIRATION | SAM GOV | — |
| STATE | SAM GOV | — |
| WEBSITE | SAM GOV | — |
| YEAR ESTABLISHED | SITE YEAR | AUG 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.