| American Breath Specialists | www.breath-care.com |
| Oxyfresh World Wide, Inc. | www.oxyfreshww.com/richardd/ |
| Invisalign | www.invisalign.com |
| American Dental Association | www.ada.org |
| Academy of General Dentistry | www.agd.org |
| American Academy of Implant Dentistry | www.aaid-implant.org |
| International Congress of Oral Implantologists | www.dentalimplants.com |
| Lumineers | www.lumineers.com |
| Bioelements | www.bioelements.com |
