David M. Ruff


New York

David Ruff co-leads Orrick’s M&A and Private Equity Group.

David advises private equity funds, their portfolio companies and a broad range of public and private technology, energy and life sciences companies in domestic and cross-border M&A, minority and majority investments, joint ventures and other complex transactions.
  • David's recent transactions include representing:

    • Warburg Pincus in various growth equity and portfolio company transactions.
    • Banneker Partners in various M&A and growth equity transactions.
    • Aptean, Inc., a provider of industry-focused enterprise software solutions, in 20+ add-on acquisitions.
    • Macquarie Infrastructure and Real Assets in connection with the sale of a portfolio of maritime port assets.
    • Apex Clean Energy in the sale of a majority stake to funds and other accounts managed by Ares Management Corporation.
    • Morgan Stanley Private Credit in various growth equity transactions.
    • TeachTown, a provider of evidence-based educational curriculum software for students with special needs, in its sale to Bain Capital Double Impact.
    • xtraCHEF, a provider of software tools for restaurants, in its sale to Toast.
    • Sagent Lending Technologies, a mortgage servicing technology provider, in its acquisition of ISGN.
    • Superior Plus Corp., a distributor and marketer of propane and distallates, in various acquisitions and dispositions.
    • Novitium Pharma in its sale to ANI Pharmaceuticals.
    • Otsuka Pharmaceutical Co. in its acquisition of Neurovance.
    • Par Pharmaceutical, Inc. in its acquisition of Anchen Pharmaceuticals.
    • Sigma-Tau Pharmaceuticals, Inc. in its acquisition of the specialty products division of Enzon Pharmaceuticals, Inc.
    • Reeb Millwork, a market-leading fabricator and supplier of interior and exterior doors, in its sale to Specialty Building Products.
    • LINTEC Corporation, a manufacturer of adhesive-related products, in its acquisition of MACtac Americas.
    • Woolrich, Inc., a manufacturer of outdoor lifestyle apparel, in its merger with Woolrich Europe.