For over fifteen years Dr Mark Sivers grew a fee for service multi speciality practice and taught as an associate professor at the Tufts School of Dentistry. In 2008 he developed with Harvard Business School professors how to practice dentistry more efficiently with fewer complications, better outcomes, and greater profitability.

In 2015 he founded Laeta, Inc, a healthcare investment company an in 2017 co-created a dental group focused on patient experience and outcomes. In 2019, he was asked to be on the Board of Directors of the American Academy of Dental Group Practice (AADGP).

His past activities have included: Buying and rolling up dental practices. Transitioning from dental insurance, to fee for service, to VIP patient care. Beta testing digital impressions with MIT and Brontes Labs (now 3M). Incorporating intra-oral photography into patient care to track changes. Using 3-D imaging in patient care. Partnering with companies to improve the quality of life for patients, dentists, and their teams. Involving other dentists and dental offices in philanthropic dental activities to provide free care days to the indigent. Having clear simple policies and processes to bring the team together and make the office more profitable.