John J. Gilluly III

• 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

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

• Recognized as a Highly Regarded Practitioners in the 2026 edition of the IFLR1000, a guide to the world's leading financial and corporate law firms and lawyers
• 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)

• Mentioned, The Texas Lawbook, coverage of Texas Instruments-Silicon Labs transaction, February 4, 2026
• Mentioned, Law360, coverage of Texas Instruments-Silicon Labs transaction, February 4, 2026
• Mentioned, "Texas Instruments Buys Silicon Labs in $7.5B All-Cash Deal," Mergers & Acquisitions, February 4, 2026
• Mentioned, "Texas Instruments Strikes $7.5 Billion Deal for Silicon Labs," Bloomberg, February 4, 2026
• Mentioned, "Texas Instruments to buy Austin's Silicon Labs in $7.5B deal," Austin Business Journal, February 4, 2026
• Mentioned, The Deal, coverage of Texas Instruments-Silicon Labs transaction, February 4, 2026
• Mentioned, "Deal Watch: Dealmakers See IPOs Rush Back," The American Lawyer, September 24, 2025
• Mentioned, "Thoma Bravo Buys PROS Holdings in $1.4B Take-Private," The Middle Market, September 22, 2025
• Mentioned, "Thoma Bravo to Acquire Houston-based PROS in $1.4B Take-Private Deal," The Texas Law Textbook, September 22, 2025
• Mentioned, "Kirkland, DLA Piper Steer Thoma Bravo's $1.4B PROS Buy," Law360, September 22, 2025
• Mentioned, "Thoma Bravo Takes Pros Holdings Private," The Deal, September 22, 2025
• "DLA Piper Forms New Management Team After Strong 2020," Law360, March 9, 2021
• "Technology Transactions Is Great Work—If Firms Can Get It," LegalTech News, January 7, 2020