John L Conley INC

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
GFGrossi Fabrication INC	Hughson	Fabricated Structural Metal Manufacturing 332312	◐ LIKELY ACTIVE	3.3 KM
RMRam Mechanical Inc	Ceres	Sheet Metal Work Manufacturing 332322	◐ LIKELY ACTIVE	4.3 KM
PPPrompt Precision Manufacturing INC	Ceres	Metal Window and Door Manufacturing 332321	◐ LIKELY ACTIVE	6.3 KM
KIKingspan Insulated Panels - Modesto	Modesto	Prefabricated Metal Building and Component Manufacturing 332311	◐ LIKELY ACTIVE	7.0 KM
Stump Construction & Manufacturing, Inc., a California CORP	Modesto	Fabricated Structural Metal Manufacturing 332312	● ACTIVE	8.1 KM

Every listed plant in Stanislaus County

Also at this address

No other federal record shares this street address.

Where this record comes from

1 source holds this plant, and 5 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 OSHA-OIS.

• EPA Facility Registry ServiceEXISTENCE
  Record 110070317330 · first seen SEP 2018 · last seen SEP 2018

IN STANISLAUS COUNTY36 other plants share this one’s industry (Architectural and Structural Metals Manufacturing, NAICS 3323); 10 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: JOHN L CONLEY INC · OCT 2026

Street address

EPA: 1548 CLINTON ROAD · OCT 2026

City

EPA: HUGHSON · OCT 2026

State

EPA: CA · OCT 2026

Coordinates

Census geocoder: 37.608302915166,-120.897205781733 · JUL 2026