Professional Services 2025: HARTOGS, CASSIE

Hartogs serves as BDO USA’s tax market managing principal for the Greater Washington market. She oversees more than 550 tax professionals across 10 cities and leads the tax practice in operations, strategy, business development, recruiting and professional development. She’s also a leader of BDO USA’s tax efficiency team.

BDO USA is the U.S. member firm of BDO Global, the world’s fifth largest accounting network. In fiscal 2023, BDO USA’s revenues were approximately $2.9 billion; worldwide revenues for BDO topped $15 billion.

Hartogs previously served as BDO’s Atlantic region managing partner in tax services. A West Virginia University graduate, she began her career at CPA firm Argy Wiltse & Robinson and was a partner at the firm when BDO acquired it in 2012.

In 2019, she received BDO’s Seidman Neuhausen award, which recognizes staffers who exemplify BDO’s core purpose and values. She also attended the BDO-Harvard Global Executive Leadership Program.

Hartogs volunteers with the Virginia Society of Certified Public Accountants’ DEI Advisory Council, Virginia Medical Reserve Corps and SevaTruck Foundation, among others.

WHAT MAKES ME HAPPIEST: I love being near the water, watching and hearing the waves crashing against the shore.

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