A1 Organics Lost Antlers Composting

6569 Highway 93, Golden, CO 80401

LIKELY ACTIVELAST SEEN IN FEDERAL DATA FEB 2026 · 2 SOURCES

Operating signal within 24 months, or from a single source.

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What they make

Fertilizer (Mixing Only) Manufacturing325314

Where it is

39.81459, -105.22165 · CENSUS TIGER

COUNTY

Jefferson County

METRO AREA

Denver-Aurora-Centennial, CO

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Other plants nearby

Facility	City	Industry	Status	Distance
Permagreen Products	Arvada	Nitrogenous Fertilizer Manufacturing 325311	LIKELY ACTIVE	13.8 KM
Travertine Technologies INC	Boulder	Other Basic Inorganic Chemical Manufacturing 325180	ACTIVE	22.5 KM
Western Disposal - Portable Grinder 424	Boulder Area	Fertilizer (Mixing Only) Manufacturing 325314	UNVERIFIED	23.4 KM
Western Disposal, INC	Boulder	Fertilizer (Mixing Only) Manufacturing 325314	UNVERIFIED	23.4 KM
Rx Green Technologies Denver Warehouse	Denver	Fertilizer (Mixing Only) Manufacturing 325314	LIKELY ACTIVE	32.0 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.

Asphalt Paving CO - Ralston Quarry

Golden, CO

LIKELY ACTIVE324121

Where this record comes from

2 sources hold this plant, and 6 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 AIR, AIRS/AFS, EIS · EPA site type STATIONARY.

EPA ECHO compliance recordsOPERATING
first seen FEB 2026 · last seen FEB 2026
EPA Facility Registry ServiceEXISTENCE
Record 110040847563 · first seen JUN 2017 · last seen JUN 2017

IN JEFFERSON COUNTY1 other plant shares this one’s industry (Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing, NAICS 3253); 0 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: A1 ORGANICS LOST ANTLERS COMPOSTING · OCT 2026
Street address: EPA: 6569 HIGHWAY 93 · OCT 2026
City: EPA: GOLDEN · OCT 2026
State: EPA: CO · OCT 2026
County (FIPS code): EPA: 08059 · OCT 2026
Coordinates: EPA: 39.814588,-105.221651 · OCT 2026

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