​Daniel S. Alterbaum is an associate in the New York office of Gibson, Dunn & Crutcher, where he represents buyers and sellers in a wide variety of transactions in the private equity, financial institutions, life sciences and healthcare industries.  His experience includes leveraged buyouts, negotiated sales of private companies, carve-out sales and spinoffs of subsidiaries and cross-border asset sales.  In addition, Mr. Alterbaum negotiates complex technology and commercial transactions, including strategic alliances and minority investments, advises on a variety of corporate governance matters, and assists public companies in regards to compliance with federal and state securities regulations.

Mr. Alterbaum has been recognized as a “Rising Star” by New York Metro Super Lawyers in the area of mergers & acquisitions from 2015-2021.

Mr. Alterbaum received his Juris Doctor in 2012 from Yale Law School, where he served as Editor-in-Chief of the Yale Journal on Regulation and as Features Editor of the Yale Law Journal.  He received his Master in Business Administration from the Yale School of Management, where he was named a Dean’s Scholar.  Prior to law school and business school, Mr. Alterbaum was a strategy consultant for McKinsey & Company.  He graduated with honors from The Wharton School at the University of Pennsylvania in 2007 with concentrations in finance, management and marketing.

Prior to joining Gibson Dunn, Mr. Alterbaum was a corporate associate in the New York office of Covington & Burling LLP.  He served as a law clerk for the Honorable Christopher F. Droney of the U.S. Court of Appeals for the Second Circuit from 2012 to 2013.

Mr. Alterbaum is admitted to practice in the States of New York and Connecticut.

Recent Publications

• Co-Author, “2020 Year-End Activism Update,” The M&A Lawyer (April 2021).
• Co-Author, “2020 Half-Year Activism Update,” The M&A Lawyer (December 2020).
• Co-Author, “Gibson Dunn Offers 2020 Mid-Year Activism Update,” The CLS Blue Sky Blog (October 16, 2020).
• Co-Author, “2019 Year End Activism Update,” The M&A Lawyer (June 2020).
• Co-Author, “Gibson Dunn Offers M&A Report – 2019 Year-End Activism Update,” The CLS Blue Sky Blog (May 15, 2020).
• Co-Author, “2019 Mid-Year Shareholder Activism Report,” Harvard Law School Forum on Corporate Governance and Financial Regulation (October 18, 2019).
• Co-Author, “2018 Year-End Activism Update,” Harvard Law School Forum on Corporate Governance and Financial Regulation (April 15, 2019).
• Co-Author, “Akorn v. Fresenius: Delaware Chancery Court Upholds MAE-Based Termination,” Deal Lawyers (November-December 2018).