The Partners

Our Team

  • We are  a new class of Dental CPAs focused on strategic planning, driving organization initiatives and saving taxes.
  • Our Revenue Cycle and Health Care Administrators focus on changing, improving and managing  operations.
  • Our Health Care Data Analysts and Accounting Infrastructure Consultants streamline accounting, data analysis and reporting.
  • Our Team of Bookkeepers and Administrative Staff support back office functions and the delivery of timely financial data

Our Approach

As Dental CPA's for over 25 years, working with over a thousand dental practices and providing  over 50,000 hours of consulting, advisory and tax services our goal is to guide you through the implementation of  business and tax  initiatives.

Our Story

Starting with a first generation local Dental CPA firm in the early 60's and growing to a nationally recognized Dental CPA firm by 2015 our team transitioned to a boutique Dental CPA firm working with a limited number of Dental Group Practices, Dental Support Organizations and Managed Service Organizations. Our team of highly experienced Dental CPAs, Revenue Cycle Managers, Health Care Data Analysts and Certified Valuation Analysts focus on closely working with our clients to drive successful business initiatives. 


Greig Davis CPA CVA MST

President/CEO of Davis and Davis CPAs, PC a regional Dental CPA’s firm for nearly 30 years prior to selling to a large national public accounting firm in 2015. Mr. Davis transitioned his Dental CPA firm with over 300 dental clients before taking a role as CFO for a private equity firm as part of a corporate dental roll-up. Mr. Davis has been relied on by thousands of dentists to help them strategically grow their practices, save taxes and build a long-term plan for success. Mr. Davis has built on his experience and expertise in the dental industry and developed a unique program helping dentists design and implement business initiatives through a Teach ->Facilitate ->Follow program called “Fundamentals of Group Practice and DSO Infrastructure.” This program is designed to build the foundation for implementation of business initiatives by the C-Suite Team of a dental practice. This program is a comprehensive year-long program that covers all the needs of growing and group dental practices. It gives them the ability to compete with corporate dentistry and includes comprehensive tax planning, benchmarking, reporting and planning for growth and the future.

As a Dental CPA, Mr. Davis helps doctors with startups and all sizes of practices grow their practices and improve financial performance, driving increased profits and cash flow.


Education and Certifications

  • Master of Science in Taxation – Walsh College
  • Bachelor of Accountancy – Eastern Michigan University
  • Certified Public Accountant (CPA)
  • Certified Valuation Analyst (CVA)
  • Certified Fraud Examiner (CFE)
  • Six Sigma Green Belt – Healthcare
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Areas of Expertise

  • Dental CPA
  • Tax Planning for Dentists
  • Strategic Planning
  • Business Plans
  • Benchmarking/KPI
  • Valuations & Transitions
  • Group Practice Infrastructure
  • Group Practice Accounting Software
  • QuickBooks in Your Dental Office -  Support
  • Forensic Accounting
  • Due Diligence Reporting
  • Startups, Buy-Sell
  • Exit Planning
  • Litigation Support/Expert Witness


Calvin Sitto CPA MBA

Prior to joining Dental ROI, Calvin founded Sitto Advisory, a certified public accounting firm that served a multitude of clients across various industries, specializing in the medical and service industries. Prior to founding his own firm, Calvin was a Senior Tax Analyst at Ally Financial and was responsible for developing forecasts to support month, quarter, and year-end tax provision in addition to assisting in various tax planning strategies. Prior to his work at Ally, Calvin was a Tax Consultant at Deloitte and was responsible for tax compliance in their Business Tax group. As a CPA with over 8 years of experience, Calvin earned an MBA and Bachelor of Science in Business Administration from Wayne State University, where he graduated Summa Cum Laude.


Education and Certifications

  • Master of Business Administration (MBA) - Wayne State University
  • Bachelor of Science in Business Administration – Wayne State University
  • Certified Public Accountant (CPA)
  • Sage Accounting Certified Consultant
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Darin Sitto CPA MBA

Prior to joining Dental ROI, Darin worked for two years at United Wholesale Mortgage (UWM) as the Director of Accounting Policy. He was hired to join a newly formed team to help take the company public through a SPAC Merger and implement their financial compliance department. Prior to UWM, Darin spent three years at Chemical/TCF Bank as the VP, Manager of Accounting Policy. There, Darin worked in a special projects’ role, implementing new accounting standards and working through the merger with TCF Bank. Prior to the bank, Darin spent six years at Deloitte & Touche LLP working in their Audit & Assurance practice, serving a broad range of public and private clients. As a licensed CPA in the State of Michigan, with over 10 years of experience, Darin earned an MBA and Bachelors of Science in Business Administration from Wayne State University, where he graduated Summa Cum Laude.


Education and Certifications

  • Master of Business Administration (MBA) - Wayne State University
  • Bachelor of Science in Business Administration – Wayne State University
  • Certified Public Accountant (CPA)
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Stephanie Cykiert MHSA

Stephanie began her early career in the healthcare industry, spearheading process improvement initiatives at a large hospital. She later shifted her focus to healthcare finance, analytics, and technology systems implementation where she consulted with hospital leaders across the country. Given her passion for finance and accounting, as well as her background in healthcare, Stephanie joined Dental ROI Associates as a Partner in 2020. Stephanie currently manages the operations of the company and provides consulting and accounting services to our clients.


Education and Certifications

  • Master of Health Systems Administration (MHSA) - Georgetown University
  • Bachelor of Arts – University of Michigan
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Next Steps...

Call or email us and lets talk about building your growing or group practice