Smile Doctors, a portfolio company of Linden Capital Partners and Thomas H. Lee Partners, has acquired Grinz Orthodontics for an undisclosed price. The dental-focused M&A advisor TUSK Partners represented Grinz Orthodontics in the sale.

Founded in 2006, Grinz Orthodontics provides orthodontic care to communities throughout North Carolina and Arizona. Under the leadership of Dr. Richard Ziehmer, Grinz Orthodontics is committed to providing premier dental care to its communities with a patient-centered approach.

Smile Doctors is an orthodontic dental support organization with more than 370 locations in 27 states.

According to data captured in the LevinPro HC database, this acquisition marks the 144th Physician Medical Groups (PMG) transaction of 2023 and 44th in the dental specialty. During 2022, Smile Doctors made eight acquisitions in the dental space. Additionally, in a February 2023 press release, the company announced it had added 34 new practices, and 74 new clinics to its network during 2022, 11 of which were added in Q4:22 alone.