A. Joseph Duffy, IV
Senior Attorney
A. Joseph Duffy works in Dykema’s Bloomfield Hills office as a member of the Business & Commercial Litigation Practice Group. His practice focuses on construction law, antitrust litigation, and complex commercial disputes.
In his antitrust practice, Joseph works with clients to advise them about how they can best meet their business needs and stay on the right side of law. When the need for litigation arises, his understanding of antitrust laws, and the markets in which clients operate, help him obtain favorable resolutions.
When it comes to construction law, Joseph represents and advises design professionals, contractors, and owners in a wide range of matters, including defense and prosecution of claims relating to differing site conditions, construction errors and omissions, construction liens, change order directives, and contract interpretation in connection with public and private construction.
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- Wayne State University Law School, J.D., summa cum laude, Order of the Coif
- James Madison College at Michigan State University, B.A., with honors, social relations and policy
- Michigan State University, B.A., with honors, music, Phi Beta Kappa
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Bar Admissions
- Michigan, 2018
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Named to Best Lawyers' "Ones to Watch" list
- Commercial Litigation, 2025 and 2026
- Litigation - Antitrust, 2025 and 2026
- Litigation - Construction, 2026
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David Adamany Scholarship for Excellence in Constitutional Law
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Ralph M. Freeman Scholarship for Excellence in Evidence
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The Wayne Law Review Superior Editing Award
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210 Dykema Lawyers Listed in The Best Lawyers in America® 2026 and Best Lawyers “Ones to Watch”
Dykema, a leading national law firm, announced today that 210 of its attorneys, in multiple practice…
53 Dykema Attorneys Named to 2025 Michigan Super Lawyers and Rising Stars Lists
Dykema, a leading national law firm, announced today that 29 of its attorneys from the firm’s…
The Federal Trade Commission is set to increase thresholds for HSR pre-closing notifications by…
