Manufacturing in Seneca County, Ohio
Map, cities and benchmark
Federal labor statistics counted at least 50 manufacturing establishments in Seneca County in 2024, employing about 3,399 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 78.
Facilities78 FACILITIES
| Facility | City | Industry | NAICS | Employees | Status |
|---|---|---|---|---|---|
| National Electrical Carbon Products, INC | Fostoria | Electrical Equipment, Appliance & Component Manufacturing | 335991 | 100–499 | ACTIVE |
| National Machinery LLC | Tiffin | Fabricated Metal Product Manufacturing | 332721 | 100–499 | ACTIVE |
| Palfinger Usa, LLC | Tiffin | Transportation Equipment Manufacturing | 336211 | 100–499 | ACTIVE |
| Poet Biorefining - Fostoria LLC (0374010235) | Fostoria | Chemical Manufacturing | 325193 | 20–99 | ACTIVE |
| Tiffin Metal Products CO (0374020165) | Tiffin | Fabricated Metal Product Manufacturing | 332311 | 100–499 | ACTIVE |
| M & B Asphalt CO INC | Tiffin | Petroleum and Coal Products Manufacturing | 324121 | 20–99 | ACTIVE |
| Jeb Modern Machines, Limited | Republic | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |
| Seneca Manufacturing LLC | Tiffin | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |
| Webster Mfg CO | Tiffin | Fabricated Metal Product Manufacturing | 332618 | 100–499 | LIKELY ACTIVE |
| Arnold Machine INC | Tiffin | Machinery Manufacturing | 333249 | 20–99 | LIKELY ACTIVE |
| Roppe Corporation (0374010077) | Fostoria | Plastics and Rubber Products Manufacturing | 326299 | — | UNVERIFIED |
| Tiffin Foundry & Machine | Tiffin | Primary Metal Manufacturing | 331513 | — | UNVERIFIED |
| American Fine Sinter | Tiffin | Transportation Equipment Manufacturing | 336310 | 100–499 | LIKELY ACTIVE |
| Autolite (0374010117) | Fostoria | Transportation Equipment Manufacturing | 336320 | — | LIKELY ACTIVE |
| Ballreich Foods, LLC | Tiffin | Food Manufacturing | 311919 | 20–99 | LIKELY ACTIVE |
| Garsite Progress LLC | Alvada | Transportation Equipment Manufacturing | 336413 | — | LIKELY ACTIVE |
| Inland Tarp & Liner LLC | Fostoria | Textile Product Mills | 314910 | — | LIKELY ACTIVE |
| Maple Grove Materials, INC. - Tiffin Plant (0374020242) | Tiffin | Petroleum and Coal Products Manufacturing | 324121 | — | LIKELY ACTIVE |
| Quick Tab II Inc | Tiffin | Printing and Related Support Activities | 323111 | 20–99 | LIKELY ACTIVE |
| Taiho Corporation of America | Tiffin | Transportation Equipment Manufacturing | 336310 | 100–499 | LIKELY ACTIVE |
| Tiffin Scenic Studios, INC. | Tiffin | Textile Product Mills | 314121 | 20–99 | LIKELY ACTIVE |
| Carmeuse Lime, INC. - Maple Grove Operations | Tiffin | Nonmetallic Mineral Product Manufacturing | 327410 | — | LIKELY ACTIVE |
| Nox US LLC (0374012005) | Fostoria | Plastics and Rubber Products Manufacturing | 326130 | — | LIKELY ACTIVE |
| Alpha Coatings, INC. | Fostoria | Plastics and Rubber Products Manufacturing | 326199 | — | UNVERIFIED |
| Carmeuse Lime Maple Grove Operations | Bettsville | Nonmetallic Mineral Product Manufacturing | 327410 | — | UNVERIFIED |
| Material Processing and Handling CO | Fostoria | Plastics and Rubber Products Manufacturing | 326199 | — | UNVERIFIED |
| Seneca Tiles INC | Attica | Nonmetallic Mineral Product Manufacturing | 327120 | — | UNVERIFIED |
| Thyssenkrupp Crankshaft CO LLC | Fostoria | Fabricated Metal Product Manufacturing | 332111 | — | UNVERIFIED |
| Aviation MFG | Fostoria | Machinery Manufacturing | 333517 | 20–99 | LIKELY ACTIVE |
| Caliber Machine LTD | Tiffin | Fabricated Metal Product Manufacturing | 332322 | — | LIKELY ACTIVE |
| Callies | Fostoria | Transportation Equipment Manufacturing | 336310 | 100–499 | LIKELY ACTIVE |
| CCP Newco, LLC | Tiffin | Plastics and Rubber Products Manufacturing | 326199 | 100–499 | LIKELY ACTIVE |
| Custom Glass Solutions | Fostoria | Nonmetallic Mineral Product Manufacturing | 327215 | 100–499 | LIKELY ACTIVE |
| Custom Glass Solutions Fostoria, LLC | Fostoria | Nonmetallic Mineral Product Manufacturing | 327215 | — | LIKELY ACTIVE |
| Custom Machine Inc | Tiffin | Fabricated Metal Product Manufacturing | 332710 | 1–19 | LIKELY ACTIVE |
| Filmtec Fabrications, LLC | Fostoria | Machinery Manufacturing | 333519 | 20–99 | LIKELY ACTIVE |
| Fox Winery | Tiffin | Beverage and Tobacco Product Manufacturing | 312130 | — | LIKELY ACTIVE |
| ITL Fostoria | Fostoria | Textile Product Mills | 314910 | 20–99 | LIKELY ACTIVE |
| Mennex Processing & Packing | Fostoria | Food Manufacturing | 311824 | 20–99 | LIKELY ACTIVE |
| NSI Crankshaft | Fostoria | Transportation Equipment Manufacturing | 336310 | 20–99 | LIKELY ACTIVE |
| Progressive Food Products | Tiffin | Food Manufacturing | 311612 | — | LIKELY ACTIVE |
| Scm INC. | New Riegel | Fabricated Metal Product Manufacturing | 332710 | — | LIKELY ACTIVE |
| The Honey Bee Winery | Fostoria | Beverage and Tobacco Product Manufacturing | 312130 | — | LIKELY ACTIVE |
| The Laird Arcade Winery | Tiffin | Beverage and Tobacco Product Manufacturing | 312130 | — | LIKELY ACTIVE |
| Tiffin | Tiffin | Food Manufacturing | 311411 | 100–499 | LIKELY ACTIVE |
| Tiffin - A608 | Tiffin | Machinery Manufacturing | 333243 | 100–499 | LIKELY ACTIVE |
| Tiffin OH Soltech | Tiffin | Nonmetallic Mineral Product Manufacturing | 327993 | 20–99 | LIKELY ACTIVE |
| Toledo Molding & Die Tiffin Plant | Tiffin | Transportation Equipment Manufacturing | 336390 | 100–499 | LIKELY ACTIVE |
| B J Pallet | Tiffin | Wood Product Manufacturing | 321920 | — | UNVERIFIED |
| AH International Services, LLC and AH Brewing, LLC | Tiffin | Beverage and Tobacco Product Manufacturing | 312120 | — | UNVERIFIED |
