Grand Valley Manufacturing CO | Titusville | PA | Primary Metal Manufacturing331210 | — | ● ACTIVE |
| HTHorn Textile INC | Titusville | PA | Textile Mills313220 | 20-99 | ● ACTIVE |
Precision Profiles LLC | Titusville | PA | Fabricated Metal Product Manufacturing332710 | 20-99 | ● ACTIVE |
E & K Equipment, INC. | Titusville | PA | Machinery Manufacturing333923 | — | ● ACTIVE |
| OCOil Creek Plastics | Titusville | PA | Plastics and Rubber Products Manufacturing326122 | 20-99 | ◐ LIKELY ACTIVE |
| USUniversal Stainless & Alloy Prod/prp Division | Titusville | PA | Petroleum and Coal Products Manufacturing324199 | — | ◐ LIKELY ACTIVE |
| BLBaillie Lumber | Titusville | PA | Wood Product Manufacturing321113 | — | ◐ LIKELY ACTIVE |
| IAItu Absorbtech INC - Titusville Plant | Titusville | PA | Machinery Manufacturing333318 | — | ◐ LIKELY ACTIVE |
| TDTitusville Dairy Products | Titusville | PA | Food Manufacturing311513 | 20-99 | ◐ LIKELY ACTIVE |
| IWInternational Waxes/titusville | Titusville | PA | Petroleum and Coal Products Manufacturing324199 | — | ◐ LIKELY ACTIVE |
| NHNorthwest Hardwoods Inc/titusville Campbell Yard | Titusville | PA | Wood Product Manufacturing321912 | — | ◐ LIKELY ACTIVE |
| NHNorthwest Hardwoods Titusville Yard | Titusville | PA | Wood Product Manufacturing321113 | — | ◐ LIKELY ACTIVE |
| CPCharter Plastics | Titusville | PA | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| CSCheckers Safety Group | Titusville | PA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| GVGrand Valley Mfg CO | Titusville | PA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| HHHomerwood Hardwood Flooring/titusville | Titusville | PA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| NHNorthwest Hardwoods Titusville Yard | Titusville | PA | Wood Product Manufacturing321912 | — | ◇ UNVERIFIED |
| UCUniversal Cyclops Specialty Steel Div | Titusville | PA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| AWAngeli Winery | Titusville | PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| CHCrawford House Distillery | Titusville | PA | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
Grand Valley Manufacturing - Plant 2 Hilltop & B-82 &87 | Titusville | PA | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| JSJustrite Safety Group | Titusville | PA | Plastics and Rubber Products Manufacturing326199 | 1-19 | ◐ LIKELY ACTIVE |
| PWPorta Wines | Titusville | PA | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| TDTitusville Distilling | Titusville | PA | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| TPTitusville Plant | Titusville | PA | Petroleum and Coal Products Manufacturing324199 | 20-99 | ◐ LIKELY ACTIVE |
| ACAllegheny Cast Metals, INC. | Titusville | PA | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| BSBuffalo Structural Steel, INC. | Titusville | PA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| CSCunova Service USA | Titusville | PA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| HHHomerwood Hardwood Flooring, INC. | Titusville | PA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| RJRichard J. Clickett, INC. | Titusville | PA | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| TSTitusville Supply Company | Titusville | PA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |