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Daniel E. Hemli
P: +1.212.938.6402
F: +1.800.404.3970

Cindy Ospino


Daniel Hemli advises clients on antitrust issues relating to mergers, acquisitions and joint ventures, and advocacy before federal, state and foreign antitrust authorities. He has represented parties in connection with investigations of numerous national and multinational acquisitions and joint venture transactions across a broad range of industries, including oil and gas, electric power, pharmaceuticals, medical devices, technology and software, chemicals, financial services, commercial and industrial equipment, consumer goods, media, and agriculture. He has advised on transactions in a variety of contexts, including negotiated deals, hostile takeovers and distressed situations. Mr. Hemli also counsels clients on a broad range of antitrust matters arising out of their day-to-day operations and assists clients in designing and implementing antitrust compliance programs.

Prior to joining the firm Mr. Hemli practiced with the New York law firm Wachtell, Lipton, Rosen & Katz. He began his career in the Sydney office of Baker & McKenzie.

Representative Matters

A large oilfield services and industrial gears company in its $3.3 billion acquisition by a global conglomerate.

One of the largest midstream energy companies in North America in the sale of its one-third interest in a crude oil pipeline system for $380 million.

A leading provider of oil and gas well completion services in the sale of its proppant business and related logistics assets to a competitor.

A middle market private equity firm in the acquisition of a designer and manufacturer of trailer axles, brakes, and suspension assemblies.

One of the largest energy companies in North America in the sale of interests in two natural gas pipeline systems for over $6 billion.

A large publicly traded oil & gas E&P company in its $2.85 billion acquisition of a privately held E&P company.

One of the largest privately-held companies in the automotive aftermarket in the sale of its chemical business to Thailand’s largest polyester producer for $795 million.

A middle market private equity firm in the sale of a large distributor of roofing supplies and related materials.

A publicly traded energy and utility holding company in its $304 million acquisition of a power plant in Pennsylvania.

An independent developer and producer of natural gas and oil in its $4.3 billion acquisition by one of the world's largest integrated energy companies.

A large Midwest energy producer in its $9.1 billion acquisition by one of the largest electric power and natural gas distribution companies in the U.S.

One of North America's largest independent petroleum refining and marketing companies in its $8 billion acquisition of a large U.S. refiner.

One of the largest petroleum transportation and terminaling companies in the U.S. in its $2.8 billion acquisition of a competing petroleum transportation and terminaling business.

A data aggregation and risk management company in its $4.1 billion acquisition by a world leading provider of professional information solutions.

A generic pharmaceuticals company in its sale to a global pharmaceutical company for $1.75 billion.

A medical device manufacturer in its $5.1 billion sale to a global provider of healthcare and consumer products.

A drug store chain in its $2.9 billion sale to another drug store chain.

The largest U.S. producer of construction aggregates in its $4.6 billion acquisition of a competitor.

A large financial services organization in its $5.6 billion acquisition of another financial services organization.

A large consumer products manufacturer in its acquisition of a competing manufacturer for $2.7 billion.

A large specialty chemicals company in its $15 billion acquisition by a global diversified chemical company.

Publications and Speeches

Co-author, "FTC Broadens Notification Requirements for Transfers of Pharmaceutical Patent Rights," IP Today, January 2014

Speaker, "Deal Makers Take Note: Recent Trends in Merger Enforcement at the U.S. Antitrust Agencies," Ethics & Compliance Officers Association Annual Conference, Sept. 25-27, 2013

Panelist, "Shining a Light on the Middle Market," AM&AA Summer Conference, July 9-11, 2013

Co-author, "The United States," in The Design of Competition Law Institutions: Global Norms, Local Choices, 329-383 (Oxford University Press, 2013)

Co-author, "Agencies Approach Merger Enforcement More Aggressively," New York Law Journal, August 2012

Co-author, "Implications of Recent Antitrust Developments and Trends for M&A," The Antitrust Counselor, July 2012

"Recent Antitrust Guidelines and Their Effect on M&A," Executive Counsel, August/ September 2011

"Baby Steps or Giant Leaps: The Growing Role of Innovation Competition in Merger Enforcement," XI(1) The Threshold, Fall 2010

Contributor, "Key Provisions of the New Merger Guidelines," Presentation at Strafford Webinar, Oct. 14, 2010

Co-author, "Taking Control of the Airwaves: U.S. Antitrust Enforcement in the Communications Sector - The Past Year," Paper for 21st Annual International Bar Association Communications and Competition Law Conference, May 17-18, 2010

Co-author, "U.S. Antitrust Agencies Unveil Proposed New Horizontal Merger Guidelines," 44(5) Bank and Corporate Governance Law Reporter, July 2010

Contributor, "What Next For US Merger Policy?" Presentation at LECG Seminar, December 1, 2009

Co-author, "Just the Facts: The Role of Customer and Economic Evidence in M&A Analysis," 13(6) George Mason Law Review 1217 (2006) (also published in Corporate Counsel (Russian) No. 5, 2007)

Co-author, "Nature vs. Nurture and Reaching the Age of Reason: The U.S./E.U. Treatment of Transatlantic Mergers," 61(3) NYU Annual Survey of American Law 453 (2005)


LL.M., New York University School of Law, 2004
LL.B., University of New South Wales, Australia, 2000
B.Sc., University of New South Wales, Australia, 2000

Bar Admissions

New South Wales, Australia
New York

Court Admissions

U.S. District Court for the Southern District of New York


American Bar Association, Antitrust and International Law Sections
New York State Bar Association
Association of the Bar of the City of New York
Law Society of New South Wales


Legalease, The Legal 500 United States, Energy: Transactions, 2014
Thomson Reuters, New York Super Lawyers Rising Stars, 2015