Existing Industries in Lawrence County include:
- B & B Machine and Tool
- Branshaw Mechanical
- Calaway Systems, Inc.
- Country Brook Design
- Hillsboro Gin
- Independence Tube, a Nucor Company
- Jack Daniel Cooperage
- Lawrence Wood Products
- Lockheed Martin Courtland Operations
- Metal Exchange
- Milco, Inc.
- Philltech, Inc.
- Rutherford Contracting, Inc.
- Servico
- Southern Sewn, LLC
- Taylor Construction
- UFT, Inc.
- United Refractories
- Yeager Gin/Red Land Cotton
- Wilson Machine and Welding
