
Corporate/M&A
USA Guide 2026 : Illinois
Rankings

Ranked Individuals
Ranked Individuals
About
Provided by Baker McKenzie
Our Illinois Corporate / M&A practice advises our clients on a wide range of acquisitions, divestitures, joint ventures, spin-offs and other corporate transactions. We are an acknowledged leader with respect to cross-border transactions, which has been a principal focus of our group and our Firm as a whole. Our corporate team works seamlessly with our global tax, employment, IP, real estate, regulatory, privacy and compliance groups and offers an integrated team of experts covering all stages of complex transactions.
For nearly 70 years, we have been guiding clients on both the buy-side and sell-side of complex multi-jurisdictional transactions. Over the past decade, we have successfully completed more cross-border transactions than any other law firm in the world. We are one of the few law firms capable of providing a specialized, inception-through-integration approach, through which we guide clients from strategy and structuring to a coordinated closing. We serve as a “one stop shop” for our multinational clients on all types of transactions. Not only do we offer a unique combination of local expertise with an experienced team of global deal lawyers, but we are fully integrated and truly know one another—the key to a seamless multi-jurisdictional transaction. We have invested in and refined our precedents and processes to drive efficiencies and provide the highest quality standards and deal practices, enabling us to execute deals with greater precision than our competitors.
Chambers Review
Provided by Chambers
Work Highlights
Provided by Chambers
Baker McKenzie advised Walgreens Boots Alliance on the carve-out
and reorganization aspects of its $23.7 billion acquisition by Sycamore Partners.
Strengths
Provided by Chambers
Baker McKenzie has proven its ability to mobilize the right resources in sufficient numbers to manage large-scale projects within tight deadlines.
Corporate/M&A respondentUSABaker McKenzie offers exceptional depth of knowledge, responsiveness, and an ability to tap extensive cross-border expertise within the law firm.
Corporate/M&A respondentUSAThe attorneys are excellent, highly skilled and incredibly enjoyable to work with. They do a great job identifying what is important and providing pragmatic counsel that helps keep the focus where it matters most.
Corporate/M&A respondentUSA
Notable Practitioners
Provided by Chambers
Band 3 
Band 3 
Olivia Tyrrell
Olivia Tyrrell is involved in high value transactions on behalf of a range of clients. She frequently handles cross-border matters.
Olivia Tyrell is terrific.
Corporate/M&A respondentUSAOlivia Tyrell has an ability to stay involved in the transaction. She's really in the weeds on all the critical issues, and manages a really large team to get us the best outcomes we could hope for.
Corporate/M&A respondentUSA
Band 4 
Band 4 
David J Malliband
David Malliband has built a strong reputation for his expertise in significant multi-jurisdictional transactions. He currently serves as the managing partner of Baker McKenzie's Chicago office.
Band 4 
Band 4 
Michael DeFranco
Michael DeFranco advises clients on high-value M&A and securities matters. His client base includes public and private companies from across a broad range of industries.
Michael is a very knowledgeable M&A partner who is accessible and experienced.
Corporate/M&A respondentUSAMichael DeFranco is an M&A lawyer with deep knowledge and a unique talent for distilling complex issues into plain language.
Corporate/M&A respondentUSAMichael DeFranco is an excellent technical lawyer with an excellent ability to work with clients.
Corporate/M&A respondentUSA
Band 5 
Band 5 
Craig A Roeder
Craig Roeder's experience includes advising on multibillion-dollar acquisitions. He also handles securities transactions.
Band 5 
Band 5 
Dieter A Schmitz
Dieter Schmitz is a strong choice to handle a range of cross-border M&A transactions.
Dieter Schmitz identifies the big issues and has a collaborative approach to resolving issues.
Corporate/M&A respondentUSAHis responsiveness and proactiveness has been really great. He's good at making sure me and my team look good within our organisation.
Corporate/M&A respondentUSA
Up and Coming 
Up and Coming 
Piotr Korzynski
Piotr Korzynski is an up-and-coming talent. He has experience handling domestic and cross-border transactions for a range of top multinational clients and is broad in his sector expertise.
I was very impressed by his expertise and the quality of the support throughout the entire operation.
Corporate/M&A respondentUSA
Ranked Individuals at Baker McKenzie (6)
Members
Provided by Baker McKenzie

David J Malliband
View profile of David J Malliband
Olivia Tyrrell
View profile of Olivia Tyrrell
Dieter A Schmitz
View profile of Dieter A Schmitz
Craig A Roeder
View profile of Craig A Roeder
Michael DeFranco
View profile of Michael DeFranco
Piotr Korzynski
View profile of Piotr Korzynski
Baker McKenzie has rankings in the following guides
Band 4 Global 2026
Practice area: Corporate/M&A & Private Equity
Location: Africa-wide
View department profile for Global 2026
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