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366 companies under O

Source: IQS Directory database snapshotOur Methodology

Companies under O: Active companies whose names start with O, not counting companies marked out of business.
As of: When this page was generated from the database. Pages regenerate at most once an hour.
Counted: Oct 30, 2026, 8:46 PM ET

Manufacturers and Suppliers: O

Companies whose names start with O, in alphabetical order. Select companies to request quotes from several at once, or open one for its profile, product categories, and contact details.

Showing 91–120 of 366

Companies starting with O, page 4 of 13
Manufacturer	Location	Contact	Actions
Ohio Power Tool LLC Listed in 69 categories.	LocationColumbus, OH	800-242-4424	View Manufacturer
Ohio Precision Molding, Inc.	LocationBarberton, OH	Use Request a Quote	View Manufacturer
Ohio Rod Company	LocationVersailles, IN	Use Request a Quote	View Manufacturer
Ohio Steel Industries, Inc.	LocationColumbus, OH	Use Request a Quote	View Manufacturer
Ohio Travel Bag	LocationSolon, OH	Use Request a Quote	View Manufacturer
Ohio Valley Gasket, Inc.	LocationWest Chester, OH	Use Request a Quote	View Manufacturer
Ohio Valley Industrial Services	LocationCoraopolis, PA	Use Request a Quote	View Manufacturer
Ohio Valley Mfg.	LocationMansfield, OH	Use Request a Quote	View Manufacturer
Ohio Wire Form and Spring Co.	LocationColumbus, OH	Use Request a Quote	View Manufacturer
Ohmite Manufacturing	LocationWarrenville, IL	Use Request a Quote	View Manufacturer
Ohmstede Listed in 14 categories.	LocationBeaumont, TX	409-833-6375	View Manufacturer
Oil-Air Products Listed in 5 categories.	LocationPlymouth, MN	888-645-2477	View Manufacturer
Oil City Iron Works Listed in 6 categories.	LocationCorsicana, TX	903-872-6571	View Manufacturer
Oil Filtration Systems, Inc. Listed in 13 categories.	LocationBoerne, TX	800-449-0262	View Manufacturer
Oilgear Listed in 51 categories.	LocationTraverse City, MI	231-929-1660	View Manufacturer
Oil-Rite® Corporation	LocationManitowoc, WI	Use Request a Quote	View Manufacturer
Oil Service, Inc.	LocationPittsburgh, PA	Use Request a Quote	View Manufacturer
Oil Skimmers, Incorporated	LocationCleveland, OH	Use Request a Quote	View Manufacturer
Oil Trades Supply	LocationBellerose, NY	Use Request a Quote	View Manufacturer
O'Keefe Ceramics	LocationWoodland Park, CO	Use Request a Quote	View Manufacturer
O'Keefe Controls Co. Listed in 25 categories.	LocationMonroe, CT	203-261-6711	View Manufacturer
O.K. Foundry Company, Inc. Listed in 6 categories.	LocationRichmond, VA	804-233-9674	View Manufacturer
OK International Group Listed in 7 categories.	LocationMarlborough, MA	508-303-8286	View Manufacturer
OK International, Inc	LocationCypress, CA	Use Request a Quote	View Manufacturer
Oklahoma Custom Coating, LLC	LocationSeminole, OK	Use Request a Quote	View Manufacturer
OKW Enclosures, Inc. Listed in 14 categories.	LocationBridgeville, PA	800-965-9872	View Manufacturer
Olan Plastics, Inc.	LocationCanal Winchester, OH	Use Request a Quote	View Manufacturer
Olcott Plastics	LocationSt. Charles, IL	Use Request a Quote	View Manufacturer
Olin Brass/Fabricated Products	LocationEast Alton, IL	Use Request a Quote	View Manufacturer
Oliner Fibre Co., Inc.	LocationUnion, NJ	Use Request a Quote	View Manufacturer