About Mills & Defilippis

Established in 1978, our Company has always prided itself on the ability to provide the highest quality service and expertise to all clients.

Our History

Mills and DeFilippis, Certified Public Accountants, is a mid-sized general accounting and auditing firm, dedicated to providing expert, personalized service to new, growing and mature businesses. The firm was established in 1978. The partners, Ronald DeFilippis, Margaret Moratz, Glenn Thurnes and Stuart Wagner form the stable hub of a vital firm, supported by outstanding professionals in several specialized areas.

Our Randolph and Sparta, NJ, locations are conveniently centered in the New York/New Jersey/Pennsylvania greater metropolitan area from which we draw many of our clients. But our client base extends across the country, including Florida and California and states in between and to Europe as well. We also provide for the tax preparation, tax planning and estate planning needs of individual clients, including many professionals and sole proprietors as well as executives associated with our corporate clients.

The stability and personal commitment of our management is matched by the long-term nature of our client relationships. We get to know you and your business—and to understand your long-range concerns as well as your immediate accounting requirements. Our expertise can help make the complexities of your planning and accounting needs routine, so you can focus on the critical business of managing your business.


Mills and DeFilippis is an Equal Opportunity Employer. We are looking for people that have the right qualifications for the following opportunities:

  • Bookkeeper
  • Staff Accountant
  • Senior Accountant
  • Accounting Manager
  • Secretarial Opportunities


Meet the partners, managers and consultants at Mills & Defilippis

Meet the Team