Heartland Dental Acquires American Dental Partners (ADPI)
May 14, 2021
Heartland Dental, the Effingham, Illinois-based dental support organization majority owned by KKR, signed an agreement to acquire American Dental Partners (ADPI), a Wakefield, Massachusetts–based DSO that supports 23 dental group practices and roughly 278 locations. ADPI, a portfolio company of JLL Partners, will join Heartland’s network (creating a combined footprint of over 2,300 supported dentists and more than 1,400 locations); the deal is structured as an add-on to Heartland’s KKR-backed platform and is expected to close in Q2 2021 subject to customary conditions.
- Buyers
- Heartland Dental, KKR
- Targets
- American Dental Partners (ADPI)
- Sellers
- JLL Partners
- Platforms
- Heartland Dental
- Industry
- Healthcare Services
- Location
- Massachusetts, United States
- Transaction Type
- Addon
Explore More
Related Acquisitions
-
DD Group (Sun European Partners portfolio) Acquires Dental Promotion & Innovation (DPI)
July 4, 2023
Healthcare Services
DD Group, an affiliate portfolio company of Sun European Partners, has acquired 100% of the shares of Dental Promotion & Innovation SA (DPI), a leading dental distributor in Belgium with a strong presence across continental Europe. The acquisition expands DD Group's footprint beyond the UK and Ireland into Western Europe and is intended as a springboard for further continental bolt-on consolidation and operational synergies.
-
Heartland Dental (KKR) Acquires Smile Design Dentistry from Tenex Capital Management
September 5, 2025
Dental
Heartland Dental, a portfolio company of KKR, has acquired Smile Design Dentistry from Tenex Capital Management. Smile Design operates 60 dental practices across Florida with a clinical and support team of more than 300 employees; the deal (an add-on to Heartland's DSO platform) closed on September 5, 2025 and expands Heartland's presence and clinical support capabilities in Florida.
-
P1 Dental Partners Acquires Cornerstone Dental Partners
February 23, 2023
Dental
P1 Dental Partners, a Prairie Capital portfolio company, acquired Cornerstone Dental Partners, a 10-office dental support organization (DSO) in the greater Chicago area. The three Cornerstone owners — Mark Zieba, Jon Gregoire and Anthony Ponzio — joined P1 Dental Partners in executive leadership roles; the deal closed in December 2021 and terms were not disclosed.
-
Dental Alliance Group Acquires American Dental Designs and Global Dentech
September 16, 2025
Healthcare Services
Dental Alliance Group (DAG) has acquired American Dental Designs and Global Dentech (collectively, ADD) to expand its national dental laboratory platform. The deal strengthens DAG’s geographic reach, DSO relationships, and technical capabilities to deliver full-service dental lab solutions to clinicians nationwide.
-
Oak Dental Partners Recapitalizes Select Dental Partners
December 30, 2021
Dental
Oak Dental Partners (ODP), a rapidly growing dental service organization based in Atlanta, recapitalized Select Dental Partners, a multi-state pediatric dentistry and orthodontics provider headquartered in Fort Mill, South Carolina. The recapitalization closed on December 30, 2021; Marriott & Co. served as exclusive financial advisor to Select Dental and founder Dr. Robert Ellis III will remain in his CEO role under the new partnership.
-
North American Dental Group Adds 18 Affiliated Practices
November 30, 2020
Dental
North American Dental Group (NADG) affiliated 18 dental offices across six states, bringing seven dental groups into its DSO network. The new affiliations — including Park 56 Dental, Snodgrass-King Dental, Southeast Orthodontics and several single-location practices — expand NADG's platform and bring new Group Founders into NADG's leadership structure.
Track M&A activity that matters to you
Get real-time deal alerts, build buyer lists with AI, and access our full acquisition database. Start your free trial today.