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  • Professionals (288)
  • Capabilities (73)
  • Experience (51)
  • Insights & News (1,345)
  • Other Results (44)

Professionals 288 results

Olga Loy
Olga Loy
Partner
  • Chicago
Email
+1 312-558-6338
vCard

Partner

  • Chicago
James N. Mastracchio
James N. Mastracchio
Partner
  • Washington, DC
Email
+1 202-282-5849
vCard

Partner

  • Washington, DC
Susan Elizabeth Seabrook
Susan Elizabeth Seabrook
Partner
  • Washington, DC
Email
+1 202-282-5220
vCard

Partner

  • Washington, DC
View All Professionals

Capabilities 73 results

Practice Area

Tax

With an international geographic reach, Winston & Strawn’s integrated tax practice addresses virtually all areas of tax law. Our group of 40 tax attorneys is well-versed in representing some of the largest public and privately-held corporations, exempt organizations, and large estates....Read more

Practice Area

Tax Controversy & Criminal Tax

Our Tax Controversy attorneys advise and represent clients in every aspect of federal and state tax investigations, as well as the criminal tax enforcement process. This includes the Internal Revenue Service’s (IRS) multi-jurisdictional examinations and administrative appeals, U.S. Competent Authority representations, post appeals mediation, and trial court and appellate litigation in every federal court hearing a tax matter....Read more

Industry

Energy Transition

As core segments of the global economy continue to embrace sustainable and carbon-neutral energy resources as complementary and integral to fossil-based systems of energy production and consumption, we stand ready to guide our clients through the energy transition. Our team is at the forefront of the flourishing energy transition market, and we bring practical experience, perspective, and innovative thinking to the sector. By combining our more than 40 years of experience in renewable and conventional energy with an integrated service approach, we help clients to plan for, invest in, and thrive in today’s shifting environment. Not only does our team include experienced energy and corporate lawyers, but also practitioners with deep experience in tax credits and tax equity, project finance, infrastructure, and power and renewables to serve the varied needs of our client base....Read more

Experience 51 results

Experience

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February 10, 2025

US$600 million Total Play Telecomunicaciones S.A.P.I. de C.V. Offer to Exchange Senior Notes

Experience

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November 23, 2024

Winston Scores Decisive Victory in Case Against Nation’s Largest Credit Reporting and Scoring Companies

Experience

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October 15, 2024

Winston Represents Specialty Building Products, LLC in a $510.0 Million Senior Secured Notes Offering

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Insights & News 1,345 results

In the Media

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August 21, 2025

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2 Min Read

Aparna Sehgal Discusses European CRE Recovery with Structured Credit Investor

Winston & Strawn partner Aparna Sehgal spoke with Structured Credit Investor to discuss the findings of the Bayes Business School’s latest European Commercial Real Estate Lending report and the legal issues and trends underpinning them. In addition to valuable data on deal volumes and covenant and pricing terms, the report on European real estate debt markets offers insight into how underlying funding structures and bank participation through the repo/loan-on-loan market are shaping the recovery of different real estate markets at a national and sector level. According to the report, U.K. property values and deal activity have rebounded faster, while European markets remain challenged by a mix of stalled development sales, rising capital costs, and stricter environmental upgrade requirements hold back volumes....Read more

Tax Impacts

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August 20, 2025

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7 Min Read

Crypto Tax Update: New Tax Rules on the Horizon?

On July 30, President Trump’s Working Group on Digital Assets released its comprehensive “Strengthening American Leadership in Digital Financial Technology” report (the Report). The 160-plus-page report sets forth a series of recommendations seeking to “ensure crypto becomes a hallmark of the new American Golden Age” while outlining a proposed framework for regulating digital assets. A key section of the Report focuses on the taxation of digital assets and sets forth proposals on the modernization of the tax framework to better align with the realities of the digital asset ecosystem. The proposals address a range of substantive tax issues, including the classification of digital assets for tax purposes, the timing and character of income from mining and staking activities, and the tax treatment of stablecoins, and also recommends updates to taxpayer and third-party reporting requirements.

Capital Markets & Securities Law Watch

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August 19, 2025

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6 Min Read

NYSE Comes to Texas

The New York Stock Exchange (NYSE) has relocated its Chicago-based electronic exchange to Dallas, Texas, rebranding it as NYSE Texas (NYSE Texas). The move is intended to capitalize on Texas’s pro-business environment and the state’s significant concentration of NYSE-listed companies. 

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Other Results 44 results

Site Content

What Is Tax Evasion?

Tax evasion is the failure to pay or the deliberate underpayment of federal income taxes. The U.S. income tax system is based on voluntary compliance, and it is the taxpayer’s responsibility to report all income and to pay all taxes due. Tax evasion is a known violation of a legal duty, and may result in monetary penalties, imprisonment, or both....Read more

Site Content

What Is a Tax Authority?

A tax authority is a government body or agency responsible for collecting taxes, administering tax laws, and enforcing tax compliance. In the United States, the Internal Revenue Service (IRS) is the federal tax authority. Most states, territories, and local jurisdictions also have tax authorities to ensure compliance with applicable state and local laws and regulations. These tax authorities are generally responsible for collecting taxes, administering tax laws, and enforcing tax compliance in their respective jurisdictions....Read more

Site Content

What Is Tax Controversy?

A tax controversy is a dispute between a taxpayer and a tax authority such as the United States Internal Revenue Service (IRS) concerning whether the taxpayer has properly reported and paid their tax liability, and otherwise complied with applicable tax law. A tax controversy may concern a disagreement regarding the correct amount of tax or the manner in which the IRS is attempting to collect tax, as well as whether penalties are appropriate. Tax controversies may be resolved administratively or in litigation....Read more
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