Knowlton Manufacturing Co., INC.

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
CTCincinati Thermal Spray	Cincinnati	Powder Metallurgy Part Manufacturing 332117	◐ LIKELY ACTIVE	4.1 KM
CTCincinnati Thermal Spray, INC.	Cincinnati	Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers 332812	● ACTIVE	4.5 KM
FCFeintool Cincinnati Inc. Cornell Park Dr.	Cincinnati	Forging and Stamping 332116	◐ LIKELY ACTIVE	5.3 KM
WGWitt Galvanizing- Cincinnati, INC.	Cincinnati	Forging and Stamping 332116	◐ LIKELY ACTIVE	8.0 KM
Anchor Flange Company	Cincinnati	Fluid Power Valve and Hose Fitting Manufacturing 332912	● ACTIVE	8.6 KM

Every listed plant in Hamilton 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 110070344022 · first seen SEP 2018 · last seen SEP 2018

IN HAMILTON COUNTY12 other plants share this one’s industry (Forging and Stamping, NAICS 3321); 8 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: KNOWLTON MANUFACTURING CO., INC. · OCT 2026

Street address

EPA: 4524 LESLIE AVE · OCT 2026

City

EPA: CINCINNATI · OCT 2026

State

EPA: OH · OCT 2026

Coordinates

EPA: 39.226228,-84.384954 · OCT 2026