Ottawa County is a prime location for businesses in manufacturing, logistics, healthcare, warehousing, transportation, retail, agriculture, and many others.

(This list does not include school districts, emergency services or government agencies)

Davis Besse Nuclear Power Plant

Location: Oak Harbor, Ohio
Employees: 820
Description: Producer of approximately 40% of the total power consumed by the north-western region of Ohio.

Materion Brush, Inc.

Location: Elmore, Ohio
Employees: 613
Description: Leading supplier of high performance engineered materials that today’s leading edge manufacturers demand.

Magruder Hospital

Location: Port Clinton, Ohio
Employees: 420
Description: Critical access hospital that is technologically advanced, and provides quality and compassionate medical care and treatment.

United States Gypsum Company

Location: Gypsum, Ohio
Employees: 225
Description: Largest manufacturer of gypsum-based building products for the construction and remodeling industries in the U.S.

ACPO, Ltd.

Location: Oak Harbor, Ohio
Employees: 189
Description: Manufactures self-wound pressure sensitive roll label films to the label printing and flexible packaging industries

Northern Manufacturing

Location: Oak Harbor, Ohio
Employees: 150
Description: Sheet metal fabrication company specializing in stainless steel fabrications and custom molds.

Bassett’s Market

Location: Port Clinton, Ohio
Employees: 139
Description: Premier independent grocer, and features hard to find specialty and gourmet goods.

Fenner Dunlop

Location: Port Clinton, Ohio
Employees: 89
Description: Largest manufacturer of conveyor belting for mining and industrial applications.


Location: Marblehead, Ohio
Employees: 62
Description: Resort-style retirement living, including independent living homes and apartments, assisted living, and skilled nursing care. 

Riverside Machine & Automation, Inc.

Location: Genoa, Ohio
Employees: 60
Description: Machining company specializing in machining and automation of high quality components for various industries nationwide.

Signature Label

Location: Oak Harbor, Ohio
Employees: 57
Description: Quality supplier of direct screen printing and pressure sensitive label application on plastic and glass.

ARES, Inc.

Location: Port Clinton, Ohio
Employees: 51
Description: Manufacturer of fire control and turret systems, small arms, automatic cannons and industrial machinery.

Machining Technologies

Location: Elmore, Ohio
Employees: 48
Description: Specializes in the precision grinding of tungsten carbide wear materials covering a wide variety of industries. 

The Chipmatic Company

Location: Elmore, Ohio
Employees: 46
Description: Provider of contract turning and milling services, along with specialty machining capabilities.

Graymont Dolime

Location: Genoa, Ohio
Employees: 42
Description: Producer of quicklime and hydrated lime for plastering applications.

Biro Manufacturing

Location: Marblehead, Ohio
Employees: 41
Description: Manufactures food-processing machines, including meat saws, tenderizers, horizontal slicers, and other meat processing machinery.

C. Nelson Manufacturing

Location: Oak Harbor, Ohio
Employees: 39
Description: Manufactures ice cream cabinets, ice cream carts and related equipment.

Martin Industries

Location: Elmore, Ohio
Employees: 30
Description: Manufactures hard rubber, molded rubber products, and mechanical rubber goods.

Bay Point Resort & Marina

Location: Marblehead, Ohio
Employees: 28
Description: A 227+-acre community on the scenic shores of Lake Erie.

Catawba Island Club

Location: Port Clinton, Ohio
Employees: 25
Description: A prestigious private club located on Lake Erie’s Ohio Shore.

Port Clinton Manufacturing

Location: Port Clinton, Ohio
Employees: 24
Description: Supplier to large diesel engine and other industrial equipment manufacturers.

Ken Gill Construction

Location: Port Clinton, Ohio
Employees: 24
Description: Specializes in dredging, sea walls, pipe piling, site excavation/utilities, and more.

Tiger Material Handling

Location: Clay Center, Ohio
Employees: 22
Description: Manufactures overhead handling products to a wide range of industries.

D & G Focht Construction

Location: Port Clinton, Ohio
Employees: 18
Description: Specializes in commercial, institutional or industrial, renovation or expansion, or new construction.

Ohler & Holzhauer

Location: Port Clinton, Ohio
Employees: 14
Description: Specializes in plumbing, heating and cooling or air quality services.