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Robert Langdon
 

Robert Langdon

Partner
 
2475 Hanover Street
Palo Alto, CA 94304 
 
Email:
Phone: +1-650-251-5040
Fax: +1-650-251-5002

Robert Langdon is a leading private equity and M&A lawyer with more than 20 years of broad experience representing private equity sponsors and their portfolio companies in high-stakes matters. Robert has advised numerous private equity funds, including Carlyle, EQT Partners, Hellman & Friedman, KSL Capital Partners, Silver Lake, Technology Crossover Ventures, True Wind Capital and Warburg Pincus. He is ranked as a top attorney for Private Equity: Buyouts (Nationwide) by Chambers USA. Robert was recently named “Private Equity Dealmaker of the Year” for 2020 by The Deal. He is also a recipient of the Law360 awards for both “MVP-Private Equity” and “Rising Star-Private Equity,” and is recognized as a “go-to attorney” in the area of private equity. 

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Work Highlights
  • EQT Infrastructure IV fund in its announced $14.3 billion leveraged buyout (with Digital Colony Partners) of Zayo Group Holdings, Inc.
  • EQT in multiple transactions, including its $2.35 billion acquisition of Press Ganey (EQT’s first direct equity investment in North America); its sale of Press Ganey to a consortium of Ares Management, L.P., Leonard Green & Partners, L.P., GIC and other co-investors; and EQT’s acquisitions of Certara, Cast & Crew, Kodiak Gas Services and Clinical Innovations
  • Hellman & Friedman and SnapAV in SnapAV’s $680 million acquisition of Control4 Corporation
  • Blackstone in its acquisition of a majority stake in MagicLab, valuing the company at approximately $3 billion
  • Silver Lake in multiple transactions, including its acquisition of Ancestry.com at an enterprise value of approximately $2.6 billion and its $300 million investment in Cornerstone OnDemand
  • Warburg Pincus in multiple transactions, including the $3.4 billion leveraged buyout (with Silver Lake) of Interactive Data Corporation, the $752 million sale of iParadigms to Insight Venture Partners, the leveraged buyout of VistaPharm, the formation and financing of its Helix joint venture with Illumina and its investment in Clearwater Analytics
  • Silver Lake, Warburg Pincus and Interactive Data Corporation in connection with the $5.2 billion sale of Interactive Data Corporation to Intercontinental Exchange
  • Technology Crossover Ventures in multiple transactions, including TCV’s recent leveraged recapitalization of Watermark Insights
  • True Wind Capital in multiple transactions, including True Wind’s recent leveraged recapitalization of Transflo and subsequent acquisition of Microdea by Transflo, and True Wind’s $100 million PIPE investment in Zix Corporation
Accolades
  • The Deal “Private Equity Dealmaker of the Year”
  • Law360 “Private Equity MVP”
  • Law360 “Private Equity Rising Star”
  • IFLR1000 “Notable Practitioner”
  • Chambers USA, Private Equity: Buyouts - USA - Nationwide
Education
  • St. John’s University School of Law, 2000 J.D.
  • Syracuse University, 1996 B.S.
Admissions
  • New York 2001
  • California 2016

Robert Langdon is a leading private equity and M&A lawyer with more than 20 years of broad experience representing private equity sponsors and their portfolio companies in high-stakes matters. Robert has advised numerous private equity funds, including Carlyle, EQT Partners, Hellman & Friedman, KSL Capital Partners, Silver Lake, Technology Crossover Ventures, True Wind Capital and Warburg Pincus. He is ranked as a top attorney for Private Equity: Buyouts (Nationwide) by Chambers USA. Robert was recently named “Private Equity Dealmaker of the Year” for 2020 by The Deal. He is also a recipient of the Law360 awards for both “MVP-Private Equity” and “Rising Star-Private Equity,” and is recognized as a “go-to attorney” in the area of private equity. 

Robert’s recent representations include the following transactions: 

  • EQT Infrastructure IV fund in its announced $14.3 billion leveraged buyout (with Digital Colony Partners) of Zayo Group Holdings, Inc.
  • EQT in multiple transactions, including its $2.35 billion acquisition of Press Ganey (EQT’s first direct equity investment in North America); its sale of Press Ganey to a consortium of Ares Management, L.P., Leonard Green & Partners, L.P., GIC and other co-investors; and EQT’s acquisitions of Certara, Cast & Crew, Kodiak Gas Services and Clinical Innovations
  • Hellman & Friedman and SnapAV in SnapAV’s $680 million acquisition of Control4 Corporation
  • Blackstone in its acquisition of a majority stake in MagicLab, valuing the company at approximately $3 billion
  • Silver Lake in multiple transactions, including its acquisition of Ancestry.com at an enterprise value of approximately $2.6 billion and its $300 million investment in Cornerstone OnDemand
  • Warburg Pincus in multiple transactions, including the $3.4 billion leveraged buyout (with Silver Lake) of Interactive Data Corporation, the $752 million sale of iParadigms to Insight Venture Partners, the leveraged buyout of VistaPharm, the formation and financing of its Helix joint venture with Illumina and its investment in Clearwater Analytics
  • Silver Lake, Warburg Pincus and Interactive Data Corporation in connection with the $5.2 billion sale of Interactive Data Corporation to Intercontinental Exchange
  • Technology Crossover Ventures in multiple transactions, including TCV’s recent leveraged recapitalization of Watermark Insights
  • True Wind Capital in multiple transactions, including True Wind’s recent leveraged recapitalization of Transflo and subsequent acquisition of Microdea by Transflo, and True Wind’s $100 million PIPE investment in Zix Corporation

Prior to joining Simpson Thacher, Robert was a partner at Willkie Farr & Gallagher LLP.

He received his J.D. from St. John’s University School of Law, and his B.S. from Syracuse University. He is admitted to practice in California and New York.

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