WastAway Services
- Recycles household garbage into a material named Fluff, used as a growing medium and for construction materials. Overview of process, products, news, and studies.
- http://www.wastaway.com/

Rocky River Sand and Gravel Company
- Offers fine quality stone products for landscaping and commercial uses in Middle Tennessee. Includes photos of products, including river rock, bluff rock, Tennessee fieldstone, pea gravel, and limestone and sandstone boulders.
- http://www.rockyriverstone.com

Precision Blade & Tool: A Doug Walston Company
- Offers precision welding services as well as sales Lenox band saw blades and cutting fluids and a full array of tools and abrasives.
- http://www.precisionblade.net