Mark K. Castiglia

MARK CASTIGLIA focuses his practice on advising private equity sponsors and their portfolio companies in all stages of the life cycle of a private equity investment, which includes advising on acquisitions, divestitures, restructurings, and corporate governance matters. Mark handles a wide range of transactions including stock and asset purchases, mergers, carve-out acquisitions and divestitures, equity financings, structured equity transactions, joint transactions, and structured minority investments in partnership with other investment sponsors. Mark advises clients across many industries including, technology, entertainment, sports and media, life sciences, and financial services.

Private Equity & M&A

• Clearlake Capital Group, L.P. in its:
  • US$7.7 billion take-private acquisition of Dun & Bradstreet Holdings, Inc., a global provider of business decisioning data and analytics.
  • Significant majority growth investment in ModMed.
  • Strategic investment in Aptean.
  • US$2.1 billion acquisition of Software Integrity Group in partnership with Francisco Partners from Synopsys, Inc.
  • US$4.4 billion take-private acquisition of Alteryx, Inc.
  • Sale of Archer to Cinven Limited in equal partnership with Symphony Technology Group.
  • Acquisition of Quest Software from Francisco Partners.
  • Acquisition of Confluence Technologies, Inc. from TA Associates.
  • Equity investment in RSA Security LLC, a global provider of mission-critical cybersecurity software and governance risk and compliance management software solutions to enterprises.
  • Acquisition of Precisely, a global leader in data integrity, together with TA Associates.
  • US$3 billion acquisition of Endurance International Group Holdings, Inc., a provider of cloud-based platform solutions designed to help small- and medium-sized businesses succeed online.
  • Acquisition of Zywave, Inc. a Software-as-a-Service (SaaS) provider of front-office insurance solutions.
  • Lead investment, together with funds managed by Blackstone Tactical Opportunities, in Diligent Corporation, an Insight Partners portfolio company.

• Zywave, Inc. in its
  • Acquisition of Insurance Technologies Corporation, a portfolio company of Accel-KKR.
  • Acquisition of ClarionDoor.
  • Acquisition of Strategic Insurance Software.

• Confluence Technologies, Inc. in its
  • Acquisition of Investment Metrics for US$500 million.
  • Acquisition of Compliance Solution Strategies.

• DigiCert, Inc. in its
  • Acquisition of Valimail.
  • Acquisition of Vercara.
  • Acquisition of DNS Made Easy.
  • Strategic investment by Crosspoint Capital Partners, L.P.
• RSA Security in its
  • Sale of NetWitness to PartnerOne Capital.
  • Sale of RSA Conference to Crosspoint Capital Partners.
  • Sale of Archer to Cinven Limited.

• Discovery Education in its acquisition of DreamBox Learning.
• Symplr Software in its acquisitions of HealthcareSource from Francisco Partners, and Phynd.
• Ivanti, Inc. in its acquisition of Cherwell Software and a strategic investment by Charlesbank Capital Partners, LLC.
• Kofax in its acquisition of Ephesoft Inc.
• Attralus, Inc., a clinical stage biopharmaceutical company focused on developing therapies to improve the lives of patients with systemic amyloidosis, in the close of its US$116 million Series B Preferred Stock financing.
• Precisely in its acquisition of Winshuttle.
• Dude Solutions Inc. in the acquisition of Confirm from Precisely.
• ConvergeOne, a global IT services provider of collaboration and digital infrastructure solutions, in its acquisition of Altivon, a contact center solutions provider.
• Perforce Software Inc. in its acquisition of Methodics Holdings Inc., a leading provider of intellectual property life cycle management and traceability solutions.
• Drunk Elephant, LLC in its US$845 million sale to Shiseido America Corporation.
• Palo Alto Networks, Inc. in its US$410 million acquisition of cloud native security platform Twistlock.
• NetDocuments Software in an equity investment by Cove Hill Partners, L.P.

Entertainment, Sports, & Media

• Mark Mastrov and his affiliated investment entities in the acquisition of 24 Hour Fitness.
• Clara Vista Partners and Portman Holdings in its majority investment in Ipswich Town Football Club.
• Chelsea FC Women and its affiliates in an investment by Seven Seven Six, the investment group founded by Alexis Ohanian.
• Chelsea Football Club and the BlueCo Consortium in its acquisition of a majority stake in the French football club Racing Club de Strasbourg Alsace.
• Professional Fighters League (PFL) in its acquisition of Bellator from Paramount Global (NASDAQ: PARA).
• Owners of the Premier Hockey Federation (PHF) in the launch of a new North American women’s professional hockey league.
• Eric Church as a member of the consortium that purchased the NBA’s Charlotte Hornets from Michael Jordan in a transaction valued at approximately US$3 billion.
• Dwayne Johnson, Dany Garcia, and certain of their affiliates in connection with a joint venture with IMG to launch Athleticon, a multi-day live event focused on athletics, wellness, and entertainment.