Duncan Bros INC

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
Western Metal Service, INC.	Bloomington	All Other Miscellaneous Fabricated Metal Product Manufacturing 332999	◐ LIKELY ACTIVE	1.5 KM
SPSouthland Pipe CORP.	Rialto	Fabricated Pipe and Pipe Fitting Manufacturing 332996	◇ UNVERIFIED	4.1 KM
Martinez and Turek, INC.	Rialto	Machine Shops 332710	● ACTIVE	4.3 KM
CCES-Colton	Colton	All Other Miscellaneous Fabricated Metal Product Manufacturing 332999	◐ LIKELY ACTIVE	4.2 KM
UPUS Precision Sheet Metal, INC.	Riverside	Sheet Metal Work Manufacturing 332322	● ACTIVE	5.6 KM

Every listed plant in San Bernardino County

Also at this address

More than one federal record exists for this street address. The primary record for the site is listed first.

Where this record comes from

1 source holds 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 AIRS/AFS, CA-ENVIROVIEW, EIS · EPA site type STATIONARY.

• EPA Facility Registry ServiceEXISTENCE
  Records 110006176315, 110071774597 · first seen JUN 2017 · last seen AUG 2024

IN SAN BERNARDINO COUNTY79 other plants share this one’s industry (Other Fabricated Metal Product Manufacturing, NAICS 3329); 14 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: DUNCAN BROS INC · OCT 2026

Street address

EPA: 1966 S DATE ST · OCT 2026

City

EPA: BLOOMINGTON · OCT 2026

State

EPA: CA · OCT 2026

County (FIPS code)

EPA: 06071 · OCT 2026

Coordinates

EPA: 34.06567,-117.36807 · JUL 2026