Nonprofit CPA services in McLean, VA.

Nancy has worked exclusively with nonprofit organizations for more than 35 years. Her work centers on nonprofit audit, Uniform Guidance, and Form 990 reporting.

She presents audited financial statements to executive leadership and boards in a form they can act on, with recommendations that support boards in meeting their governance responsibilities. She serves as Treasurer and a board member of the Foundation for Advanced Education in the Sciences at the National Institutes of Health.

Liz works directly with CEOs, CFOs, and governing boards on financial infrastructure, reporting, and operational discipline. Her engagements include outsourced accounting, interim CFO leadership, internal control and risk assessments, and federal and non-federal grant compliance.

She spent more than three decades in public accounting at Raffa, PC before joining Han Group LLC, where she helps lead the Client Accounting and Advisory Services practice. She has taught nonprofit accounting and reporting and has written on accounting and human resource outsourcing for publications affiliated with the American Society of Association Executives.

Lisa’s audit practice covers social service organizations, foundations, religious organizations, and higher education institutions. She works with particular depth in complex accounting guidance and Single Audit compliance.

She spent more than 25 years at Grant Thornton LLP, 17 of them as an audit partner responsible for client relationships across the Mid-Atlantic, before bringing that experience to Han Group LLC. She serves on the audit committee of the District of Columbia Bar Association.

Jan has spent more than 30 years in nonprofit accounting, audit, and advisory work. She guides organizations through complex standards, internal controls, and financial reporting requirements.

Before joining Han Group LLC she was an auditor and Managed Accounting Services Director at Raffa, PC, now CBIZ, and began her career at Coopers & Lybrand. She serves on the Financial Accounting Standards Board’s Not-for-Profit Standing Resource Group and holds CPA licenses in the District of Columbia and four states.

Jamie leads the accounting and advisory team. Her group oversees accounting functions and financial reporting, budgeting and cash flow forecasting, financial systems evaluation, and support through the annual audit cycle.

That work gives leadership and board members reliable financial information on a predictable schedule, built on more than 20 years in accounting and 13 years dedicated to the nonprofit sector. She is a Sage Intacct certified consultant and implementation consultant and a member of the Center for Nonprofit Advancement.

David leads financial statement audits and Uniform Guidance engagements for charitable organizations, advocacy groups, trade associations, and other tax-exempt entities. His work covers organizations with federal awards, funding with donor restrictions, and fiscal sponsorship arrangements.

He provides oversight on complex engagements and advises client leadership and boards on risk, internal controls, and Form 990 reporting, drawing on more than twelve years of nonprofit-exclusive public accounting. He speaks at AICPA and state society conferences and leads the firm’s internal training on nonprofit accounting and Government Auditing Standards.

Carlos leads the firm’s Client Accounting and Advisory Services practice. He works with executive leadership and boards on financial reporting, internal processes, and the financial infrastructure that supports long-term decisions.

He joined Han Group LLC in 2013, then moved into nonprofit financial leadership as Director of Financial Reporting at American University and head of finance and operations for a national nonprofit. He returned to build the practice he now runs. He presents at Han Group LLC webinars and at AICPA and state society conferences on nonprofit accounting and advisory topics.

Jennifer founded Han Group in 2008 with a singular conviction: a CPA firm could build a stronger practice by serving nonprofits exclusively than by spreading across industries. Eighteen years later, the firm she started in a single Washington, D.C. office has grown to three locations, eight partners, and more than 500 nonprofit clients.

She leads the firm’s strategic direction and remains the primary point of contact for client relationships, setting the standard for the partner-driven engagement model the firm is known for. She holds CPA licenses in the District of Columbia, New York, and Virginia, and was named to Forbes America’s Best-In-State CPAs in 2026.