Breanne E.Vaclavik

Partner

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Breanne focuses her practice on middle-market M&A, where disciplined execution and practical judgment are key to balancing competing deal priorities and getting transactions closed.


More About Breanne

Breanne acts as lead advisor for a diverse client base, from founder-led and growth-stage companies to established private equity platforms and global enterprises. Her practice spans the full life cycle of M&A deals, including structuring, negotiation, due diligence, financing, and post-closing integration. She is known for her practical, business-oriented counsel and her ability to deliver efficient, results-driven outcomes in complex, fast-moving transactions. Drawing on her deep understanding of both deal dynamics and client priorities, she translates business objectives into clear legal strategies that preserve enterprise value and mitigate risk.

Her clients appreciate her project management and coordination across stakeholders, precision in drafting and negotiation, and disciplined management of the deal process. Breanne frequently partners with Seyfarth’s technology and innovation teams to integrate innovative tools that streamline closings, improve collaboration and efficiency, enhance due diligence accuracy, and create measurable value for her clients.

In addition to her transactional work, Breanne actively tracks developments in deal terms, market trends, and regulatory changes shaping the M&A landscape. Breanne is a trusted advisor to clients on corporate governance, commercial contracting, commercial finance, and general corporate matters, often serving as outside general counsel to middle-market and growth-stage businesses. Her legal insight helps her clients balance speed, risk, and commercial priorities to effectively navigate their day-to-day operations and achieve their long-term strategic goals.

  • JD, DePaul University College of Law
  • BA, University of Michigan
  • Illinois
  • US District Court, Northern District of Illinois
  • Illinois Supreme Court