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Winston’s oil and gas attorneys have handled a broad range of transactions and disputes across the oil and gas and energy transition sectors’ complete value chain. Our attorneys have a firm grasp on where the market is at any point in time and are able to navigate challenges such as increased market consolidation and volatility. Years of industry and practical experience have provided our attorneys with a deep understanding of the dynamics of the global oil and gas and energy markets. In fact, our broad footprint is a key factor in our ability to serve the varied needs of the firm’s energy clients. We bring significant industry knowledge that is underscored by our experience in the multi-faceted upstream, midstream, downstream, and energy transition markets, as well as the oilfield services and equipment sector.
Practice Area
Environmental Litigation & Enforcement
With today’s rapidly evolving rules of engagement, paired with the often contentious nature of environmental disputes, clients rely on Winston for our practical experience and substantive knowledge of the broad-ranging issues involved in environmental litigation, enforcement, and investigations.
Practice Area
Government Program Fraud, False Claims Act & Qui Tam Litigation
Investigations and litigation involving alleged fraud against the government pose a significant and growing threat to organizations and individuals across all industries that engage directly or indirectly in business with federal, state, and/or local governments. The government makes aggressive use of its extensive criminal and civil investigatory powers to root out alleged fraud and abuse implicating government funds, including one of its most powerful civil enforcement tools—the federal False Claims Act (FCA)—and similar state false claims statutes.
Experience 100 results
Experience
|January 22, 2026
Advised SQM on US$600M offering of subordinated capital notes due 2056 (Hybrid Bond Offering)
Winston & Strawn LLP advised longstanding client Sociedad Química y Minera de Chile S.A. (“SQM”) (NYSE: SQM) on its US$600 million offering of subordinated capital notes. The notes were offered in the United States pursuant to Rule 144A and outside the United States pursuant to Regulation S.The subordinated capital notes are due in 2056 and constitute SQM’s first international hybrid bond issuance, structured to be consistent with SQM’s recent UF 10 million (approximately US$ 430 million) Series S hybrid-subordinated bond issuance in the Chilean securities market. The notes bear an initial annual interest rate of 5.625% and are subject to reset on April 22, 2031 (the “First Reset Date”), and on every fifth anniversary thereafter, based on a spread over the 5-year U.S. Treasury bond rate, with interest rate step-ups on the fifth and twentieth anniversaries of the First Reset Date. The transaction closed on January 22, 2026.BofA Securities, Inc., Goldman Sachs & Co. LLC, J.P. Morgan Securities LLC, Santander US Capital Markets LLC, and Scotia Capital (USA) Inc. acted as initial purchasers of the notes.Link Capital Partners was financial advisor to SQM.SQM is a global company with a leading position in the lithium, iodine, and potassium nitrate markets. It develops and produces a diverse range of products for industries essential to human progress, including health, nutrition, renewable energy, and technology, driven by innovation and technological development.The Winston & Strawn team advising on the transaction included corporate partner Sey-Hyo Lee (New York) and foreign legal advisor Bruno M. Fiorino (New York). Partner Katherine Erbeznik (New York) advised on tax matters.
Experience
|January 8, 2026
Winston Represented Good Culture in its Majority Investment from L Catterton
Winston represented Good Culture, LLC, a clean-label cultured dairy brand credited with revolutionizing cottage cheese for the modern age, in its sale to L Catterton, a market-leading consumer-focused investment firm. This sale transaction officially closed Monday, February 2, 2026.
Experience
|August 22, 2025
2025 EnCore Convertible Notes Offering
Winston & Strawn LLP represented enCore Energy Corp. (NASDAQ: EU) (TSXV: EU) in its offering of $115M in aggregate principal amount of its 5.50% Convertible Senior Notes due 2030. The proceeds include the full exercise of the option by the initial purchasers to purchase an additional $15M aggregate principal amount of the Convertible Notes granted by enCore to the initial purchasers. The Convertible Notes were sold in a private offering to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended.
Insights & News 3,805 results
Webinar
|February 24, 2026
Venezuela in Transition: The Evolving Investment Landscape
Recent political developments in Venezuela are significantly impacting the country’s outlook, presenting novel challenges and opportunities for investment in the region.
Recognitions
|February 20, 2026
|1 Min Read
Winston & Strawn associate Ashley Wright was recognized by Corporate Counsel among the Next Generation of Leaders (Law Firm) winners in its 2026 Women, Influence & Power in Law (WIPL) Awards. This category recognizes up-and-coming women lawyers who have demonstrated exceptional skill, dedication, and commitment to advancing equality in both the legal profession and their communities.
Global Trade & Foreign Policy Insights
|February 19, 2026
|9 Min Read
United States Issues Significant New Sanctions Relief for Venezuela’s Oil & Gas Sector
Although Venezuela remains subject to sanctions targeting the Government of Venezuela (GoV) and entities in which it holds a 50% or greater ownership interest, the U.S. Department of the Treasury’s Office of Foreign Assets Control (OFAC) has issued a series of General Licenses (GLs) representing the broadest easing of Venezuela-related sanctions in years.
Other Results 115 results
Site Content
Site Content
The Jones Act, as used in the world of shipping is a law that reserves the transportation of goods between two points in the United States to qualified U.S.-flag vessels. This coastwise reservation law is named after its chief sponsor, Senator Wesley L. Jones. Similar laws apply to the transportation of passengers and reserve towing, dredging, and fishing in U.S. waters to qualified U.S.-flag vessels. Such vessels must be U.S. citizen-owned, U.S. citizen-crewed, U.S.-registered, and U.S.-built. Another law, also called the “Jones Act,” relates to merchant mariner injury recoveries.
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What Is the Securities Act of 1933?
The Securities Act of 1933 (as amended, the “Securities Act”) was passed to ensure that investors have financial and other important information about securities that are being sold publicly. It also bans the use of fraud, deceit, and misrepresentation in the sales of securities. The Securities Act, which is also referred to as the “truth in securities” law, is part of a legislative effort to govern and oversee the securities industry.