
Biography
SOPHIE ARKUSINSKI focuses her practice on tax law.
Prior to joining Sidley, Sophie was a leadership fellow with the Center for Public Research and Leadership, supporting nonprofit organizations advancing education equity. She also interned with Leadership for Educational Equity, focusing on education law and related compliance issues.
While attending Columbia Law School, Sophie served as a staff editor of the Columbia Journal of Tax Law and as vice president of mentorship and events for the California Society of Columbia Law School.
Experience
Representative Matters
- Circuit of The Americas (COTA), home of the Formula 1 United States Grand Prix, in its strategic partnership with Carlyle’s Global Credit platform to provide growth capital for COTA’s expansion, including COTALAND.
- Rael, a women’s wellness brand, in connection with a strategic investment by TowerBrook Capital Partners.
- Werewolf Therapeutics, Inc. in its definitive merger agreement with Ambros Therapeutics, Inc. in an all-stock transaction.
- Ridgeview Partners in its proposed £545 million acquisition of Pinewood Technologies Group PLC (LSE: PINE).
- Passport Global, Inc., a leading international e-commerce logistics and solutions company, in its definitive agreement to be acquired by Global-e Online Ltd. (Nasdaq: GLBE) for up to US$425 million in cash and future earnouts.
- Siris Capital in its US$4.2 billion sale of Equiniti to Bullish.
- Clearlake Capital Group, L.P.-backed ModMed in its acquisition of Bonsai Health.
- The Denver Post in connection with the sale of its interests in the Colorado Rockies Baseball Club as part of a minority investment by Penner Sports Group.
- Salt & Stone, a Los Angeles-based premium body care brand, in its majority acquisition by global private equity investor Advent.
- Monarch Collective in connection with its minority investment in the Cleveland WNBA expansion team.
- Renesas Electronics Corporation in the sale of its timing business to SiTime Corporation for an aggregate purchase price of US$1.5 billion in cash and approximately US$4.13 million shares of SiTime stock.
Credentials
Admissions & Certifications
- 美国加州
Education
- 哥伦比亚法学院, 法学博士, 2025, Academic Achievement, Honors
- Southern Methodist University, 理学学士, 2020, summa cum laude, Honors, Dean’s List, Phi Beta Kappa
- Southern Methodist University, 文学学士, 2020, summa cum laude, Honors, Dean’s List, Phi Beta Kappa