The top 10 largest DSOs support a combined network of roughly 7,850 practices nationwide.
Here is the number of affiliated practices for each of the largest DSOs as of June 2026:
Contact Ariana Portalatin at aportalatin@beckershealthcare.com with questions or updates for this list.
1. Heartland Dental — More than 1,900 practices
2. The Aspen Group — More than 1,300 practices
3. PDS Health — Approximately 1,000 practices
4. MB2 Dental — More than 800 practices
5. Smile Brands — More than 600 practices
6. Sonrava Health — nearly 600 offices
7. Smile Doctors — More than 550 practices
8. Affordable Care — Approximately 425 practices
9. Dental Care Alliance — Approximately 400 practices
10. Specialized Dental Partners — More than 275 practices
