John Gilluly

John J. Gilluly III

Partner

US Vice Chair, Head of Transactional Practices
Member, Global Board
Member, Executive Committee

[E]xtremely effective in protecting clients' interests
— Source quoted in Chambers USA
Austin
About

John Gilluly represents clients across a range of industries and focuses on capital markets transactions, SEC reporting and compliance, mergers and acquisitions, private equity and venture capital transactions, and corporate governance matters.

Areas of FocusArtificial Intelligence and Data AnalyticsCorporateEmerging Growth and Venture CapitalEnergy and Natural ResourcesEquity Capital MarketsFinancial ServicesHealthcareLife SciencesMergers and AcquisitionsPrivate EquityTechnologySustainabilityCapital Markets and Public Company Advisory
Bar admissionsTexas

RECENT EXPERIENCE

  • Outside corporate and securities counsel to multiple public companies
  • Counsel to numerous issuers, venture capital firms and private equity firms in preferred stock and levered transactions
  • Representation of a conflict committee of a public renewables yieldco in multiple drop-down transactions and related matters
  • Representation of a public network software company in prominent global cyber incident response
  • Representation of a public AI company in multiple acquisitions and restructuring
  • Representation of a public software company in the US$3 billion spinout of a separate stand-alone public company
  • Representation of a private equity firm in the US$2.4 billion sale of upstream oil and gas assets
  • Representation of a private equity platform company in its US$500 million international add-on acquisition
  • Representation of a public software company in its US$4.5 billion take-private transaction
  • Representation of a SaaS HCM company in its initial public offering and follow-on offerings
  • Representation of a SaaS FinTech company in its initial public offering and follow-on offerings
  • Representation of underwriters in follow-on offering of a leading payments company
  • Representation of a private equity firm in its leveraged acquisition of multiple employee benefit firms
  • Representation of a venture-backed software company in its acquisition by private equity firm

Awards

Chambers USA

  • Band 1, Texas: Austin & Surrounds Corporate/M&A, (2020 – 2025) 
  • Band 1, Texas Technology: Corporate & Commercial, (2019 – 2025) 
  • Band 3, Nationwide Technology, (2021 – 2025)
  • Band 2, Texas Technology: Corporate & Commercial, (2015 – 2018) 
  • Band 3, Texas Technology: Corporate & Commercial, (2014)
  • Up and Coming, Texas Technology: Corporate & Commercial, (2013) 

The Legal 500 United States

  • Recommended, Corporate Governance, (2025)
  • Recommended, M&A Middle-Market ($500M-$999M), (2017 – 2019)
  • Recommended, Capital Markets Equity Offerings – Advice to Managers, (2016 – 2020) 
  • Recommended, Technology: Transactions, (2015, 2022)
Additional Awards
  • Named a Texas Super Lawyer in a research project conducted jointly by Law & Politics and Texas Monthly magazines
  • Regularly listed in The Best Lawyers in America and recognized as "Lawyer of the Year" for Securities/Capital Markets Law and Corporate Law in Texas, (2025)
Education

  • J.D., University of Texas, 1998
    Texas Journal of Business Law

  • B.A., Economics and Business Administration, Rhodes College, 1992
    cum laude

Media Mentions

Civic and Charitable

  • Member, Board of Trustees, Dell Children's Foundation
  • Operation Miracle, Dell Children's Hospital

Memberships And Affiliations

  • American Bar Association
  • State Bar of Texas

Watch

My latest insights

News

DLA Piper continues to expand its National Security and Global Trade practice with the...

3 December 2025

News

DLA Piper further expands its Corporate and M&A practices with the arrival of Viktor...

3 November 2025

News

DLA Piper advises PROS Holdings in its acquisition by Thoma Bravo for $1.4 billion

22 September 2025 .1 minute read

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Phone

+1 512 457 7090
(Work, Austin)