About
William F. Herrfeldt is a respected business lawyer and partner of McGuireWoods, based in Baltimore. He focuses on private investment fund formation, corporate transactions, mergers and acquisitions, private equity, venture capital, and investment management matters. Throughout his legal career, he has advised a wide range of clients, including private fund managers, investment management firms, institutional investors, real estate investment managers, emerging companies, and established businesses. His practical approach and deep understanding of complex transactions have made him a trusted advisor to organizations seeking strategic growth and long-term success.
William earned his J.D., cum laude, from the University of Maryland Francis King Carey School of Law in 2006. Before attending law school, he received a B.A., cum laude, from Gettysburg College in 2002. His strong academic foundation helped prepare him for a career focused on sophisticated corporate and investment-related legal matters.
William has built extensive experience helping clients establish and operate private investment funds over the years. He advises fund sponsors and investors on fund organization, structuring, negotiation, and ongoing operations. His work ranges from assisting first-time fund managers launching new investment vehicles to supporting larger and more established investment organizations. By guiding clients through legal and regulatory requirements, he helps them create structures that support their business goals while managing risk.
William counsels clients on mergers and acquisitions, structured equity transactions, strategic partnerships, joint ventures, private equity investments, and venture capital deals in addition to fund formation. He also works closely with real estate investment managers, helping them negotiate and structure real estate joint ventures. His ability to handle complex corporate transactions enables businesses and investors to move forward with confidence.
William F. Herrfeldt helps clients navigate challenging legal issues, complete important transactions, and build strong investment and business platforms Tthrough his work. His experience across corporate law and investment management allows him to provide practical legal guidance that supports growth, compliance, and long-term value creation.
Law Office Affiliations
- Partner, McGuireWoods
- Member, Maryland State Bar Association
Licensed State
- Maryland
Education
- University of Maryland Francis King Carey School of Law
Juris Doctor (JD) - Gettysburg College
Bachelor of Arts (BA)
Awards & Badges

- Corporate & Incorporation
- Mergers & Acquisitions
- Oil & Gas
- Venture Capital




