Mid-American Bio-Ag Ltd Mycology Supplies
- Many varieties of mushroom spawn, food and pharmaceutical grade mushrooms and supplies for both mycologists and hobbyists.
- http://www.mycopower.com

Spore Source
- Suppliers of mushroom spores for research. Florida, U.S.
- http://sporesource.com/

Tuscany Truffle Tartufo
- Information about the truffle in tuscany, photogallery, and online ordering form.
- http://www.tuscany-truffle.com/english/home.php

Mycosynthetix Inc.
- Research and development of medicines and agrochemicals. North Carolina, U.S.
- http://www.mycosynthetix.com