Billy J. Murphy

Commercial Transactions / UCC Law

5.0 (1 reviews)

Austin, Texas

27+ years experience

Dwyer Murphy Calvert LLP

Updated: Jan 04, 2026

Contact Information

512-610-9600

https://www.bestlawyers.com/lawyers/billy-j-murphy/133782

1301 West 25th Street, Suite 560, Austin, TX 78705

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Bio

Billy Murphy is an experienced business attorney representing growth companies and investors in venture capital transactions, private equity financings and mergers and acquisitions. Billy also frequently advises start-up and early stage companies with respect to initial formation and financing matters.Billy co-founded the corporate law firm Dwyer Murphy Calvert LLP in Austin, Texas in 2006. Prior to co-founding Dwyer Murphy Calvert LLP, Billy served as the General Counsel of TippingPoint Technologies, Inc., a publicly held security technology company acquired by 3Com for $430 million. From October 1998 to May 2004, Billy was a corporate securities and venture capital attorney for the international law firm of Vinson & Elkins L.L.P. and Silicon Valley-based Gunderson Dettmer. In 2018, Billy was voted by his peers as one of the "Best Lawyers in America" in the area of corporate law, and he was previously honored as a Texas Rising Star in Texas Monthly magazine. Billy Murphy is an experienced business attorney representing growth companies and investors in venture capital transactions, private equity financings and mergers and acquisitions. Billy also frequently advises start-up and early stage companies with respect to initial formation and financing matters. Billy co-founded the corporate law firm Dwyer Murphy Calvert LLP in Austin, Texas in 2006. Prior to co-founding Dwyer Murphy Calvert LLP, Billy served as the General Counsel of TippingPoint Technologies, Inc., a publicly held security technology company acquired by 3Com for $430 million. From October 1998 to May 2004, Billy was a corporate securities and venture capital attorney for the international law firm of Vinson & Elkins L.L.P. and Silicon Valley-based Gunderson Dettmer. In 2018, Billy was voted by his peers as one of the "Best Lawyers in America" in the area of corporate law, and he was previously honored as a Texas Rising Star in Texas Monthly magazine.

Practice Areas

Commercial Transactions / UCC Law

Awards & Recognition

Recognized: Commercial Transactions / UCC Law
Recognized: Corporate Law
Recognized: Mergers and Acquisitions Law
Practice Area: Business Organizations (including LLCs and Partnerships)
Practice Area: Corporate Compliance Law
Practice Area: Corporate Governance Law
Practice Area: Venture Capital Law

Recognized in Best Lawyers since 2018

Education

The University of Texas, J.D., graduated 1998

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Reviews

William Peterson

2 weeks ago

Invaluable guidance through our company's acquisition

Billy Murphy and his team at Dwyer Murphy Calvert were instrumental in navigating our tech startup's recent acquisition. With 27 years of deep experience in M&A and venture capital, Billy provided not just legal expertise but strategic counsel that was critical to the deal's success. His knowledge of corporate law and the nuances of private equity financing ensured we were protected and positioned for the best possible outcome. The recognition he's received in Mergers and Acquisitions Law is clearly well-deserved. Billy is a consummate professional who demystifies complex transactions, and we couldn't be happier with the result.