SEP Jewelry Tools of Chicago, Inc.
- Jewelry tools and supplies including scales, cleaning supplies, engraving, polishing and rolling mills.
- http://www.septools.com/

Addexton Company
- Features a semi-automatic cabochon machine that allows cutters to shape stones or other hard materials.
- http://thelapidarycompany.com/

Fac-Ette Manufacturing, Inc
- Features a machine that facets gem with precision using audible or visual cues. For both the expert gem cutter and novice.
- http://www.fac-ette.com/

Samson Technology Corp.
- Manufacturers of portable brush (tankless) electroplating equipment and tank plating equipment
- http://www.samson24k.com

ColorWright
- Sellers of faceting machines, laps, diamond and cerium oxide polishes, saws, scales, faceting rough and books.
- http://www.facetingmachines.com/

American Lapidary Wholesalers
- Wholesale lapidary equipment and supplies for faceters, cabochon makers and jewelers. Secure on-line ordering. Visa and Mastercard accepted.
- http://www.amlap.com/

Gemlab Inc.
- Manufacturing state-of-the-art electric resistance 1700°C furnaces for major users around the world.
- http://www.themelis.com/