Mullins, PC is a CPA firm dedicated to serving small to medium-sized nonprofit organizations.


We are singularly focused on the dynamic nonprofit community and are driven to provide services and counsel to help our clients achieve their very important missions.

Nonprofit Specialist

The AICPA has nonprofit certificate program designed to challenge experienced nonprofit professionals
in important practice areas relevant to nonprofits. The Certificate II requires individuals to master complex accounting and financial reporting, tax compliance, governance and assurance matters in a variety of NFP settings.


Clients We Serve

  • Trade and Membership Associations
  • Professional Societies
  • Religious Organizations
  • Social Service Agencies
  • Charitable Organizations
  • Arts and Cultural Organizations
  • Schools and Youth Programs Foundations
  • Veterans Groups
  • International Organizations
  • Public Interest Groups
  • Civic and Community Organizations


John Mullins is the principal of Mullins, PC. Experienced in all aspects of nonprofit auditing and taxation, John has been instrumental in creating positive change and enhancing the value of nonprofit organizations of all sizes. Inspired by the meaningful impact his clients have on others, John has chosen to focus his over 13 year career on providing audit and tax services, as well as, support and advice to nonprofit organizations.

John’s experience includes audits, reviews, compilations, agreed-upon procedures, internal control assessments, tax return preparation and IRS compliance. His work frequently includes assisting nonprofit boards and leadership grasp the complex financial and tax regulations that affect their organizations.

Not only does John work extensively with nonprofits professionally, he also volunteers in various capacities with several local organizations. Through this service, John has gained additional insights and perspectives that he applies when serving his clients.

Professional Qualifications and Licenses/ Education

  • Certified Public Accountant, Virginia
  • Licensed in DC, Maryland and Virginia
  • Bachelor of Science (Accounting), Miami University in Ohio
  • AICPA’s Not-For- Profit Certificate I
  • AICPA’s Not-For- Profit Certificate II

Professional Associations and Activities

  • American Institute of Certified Public Accountants (AICPA)
  • Not-For- Profit Section – American Institute of Certified Public Accountants (AICPA)
  • Greater Washington Society of CPAs (GWSCPA)
  • GWSCPA Nonprofit Financial Accountability Task Force

Civic and Business Associations

  • Board of Directors, Providence Hospital
  • Audit Committee, Providence Hospital
  • Board of Directors, Providence Health Foundation
  • Finance Council, Providence Health Foundation
  • Board Member, Loyola Retreat House, 2009 – 2015
  • Treasurer, Loyola Retreat House, 2011 – 2015
  • Founding Board Member, President’s Hockey Club of Washington, DC, 2008 – 2010
  • Audit Committee, Capital Area Food Bank, 2005 – 2014


Our strength is in partnering with our clients’ leadership, boards and staffs and providing customized, actionable recommendations based on our years of experience in the nonprofit sector.

Mullins, PC believes that an audit does not need to be a chaotic and stressful time. Our goal is to perform a rigorous audit, utilize procedures that limit the burden of an audit on client personnel and provide meaning insight and observation to client leadership.

We do this through:

A Dedicated Focus on Small and Medium-Sized Nonprofits

  • Nonprofits are our focus, not just one of the sectors we serve
  • We are experts at working with organizations with limited financial resources and staff
  • We have an ongoing focus on the dynamic trends and best practices of the nonprofit community

Services Performed by Experienced CPAs

  • Experienced eyes examine all facets of financial records and operations
  • Our audits are organized and well-planned
  • We uncover the people, programs and procedures that drive financial results

A Respect for Our Clients

  • Our goal is to become a trusted resource to staff, leadership and the board
  • We focus on proper planning and communications; we understand when and how to request information to limit the burden on our client’s staff
  • We engage with our clients throughout the year – not just at audit time — so that we can be better informed for audit planning and fieldwork


Because we specialize in working with the nonprofit community, we can provide the highest quality service in the following areas:

Audits of Financial Statements
Compilations and Reviews
Tax Preparation and Compliance
Audits of Federal Awards (A-133)
Agreed-Upon Procedures
Internal Control Assessments
IRS Examination Assistance
Exemption Application Preparation
Unrelated Business Income Analysis
Employee Benefit Plan Audits
Audit Prep and Assistance
Accounting Assistance


(202) 770-6371
7625 Wisconsin Ave, Ste 317
Bethesda, MD 20814