Justin Alphonse Mercurio

Banking and Finance Law

4.0 (1 reviews)

Chicago, Illinois

10+ years experience

Katten

Updated: Jan 02, 2026

Contact Information

312-902-5200

https://katten.com/justin-mercurio

525 West Monroe Street, Chicago, IL 60661-3693

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Bio

Justin Alphonse Mercurio is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Leveraged Buyouts and Private Equity Law, Securities / Capital Markets Law and Venture Capital Law.Justin Alphonse, who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Justin Alphonse is held by other top lawyers in the same geographic and legal practice area. Justin Alphonse Mercurio is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Leveraged Buyouts and Private Equity Law, Securities / Capital Markets Law and Venture Capital Law.Justin Alphonse, who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Justin Alphonse is held by other top lawyers in the same geographic and legal practice area. Justin Alphonse Mercurio is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Leveraged Buyouts and Private Equity Law, Securities / Capital Markets Law and Venture Capital Law. Justin Alphonse, who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Justin Alphonse is held by other top lawyers in the same geographic and legal practice area.

Local Legal Snapshot

Jurisdiction

Illinois

State Capital

Springfield

Highest Court

Illinois Supreme Court

Bar Association

Illinois State Bar Association

Typical Consultation

$150-$300

Typical Hourly Range

$250-$450/hr

Fee Model Notes

Hourly or flat-fee billing is common.

Estimates vary by market, complexity, urgency, and attorney experience.

Practice Areas

Banking and Finance Law

Awards & Recognition

Recognized: Banking and Finance Law
Recognized: Leveraged Buyouts and Private Equity Law
Recognized: Securities / Capital Markets Law
Recognized: Venture Capital Law

Recognized in Ones to Watch since 2023

Education

University of Chicago, J.D., graduated 2015

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Reviews

Anthony Green

3 months ago

Expert guidance on a complex acquisition financing

Justin Mercurio at Katten provided exceptional counsel on a complex acquisition financing for our mid-market company. His deep knowledge of banking and finance law, coupled with his recognized expertise in private equity transactions, was immediately apparent. He skillfully navigated the interplay between lender requirements and investor expectations, a nuance that proved critical. While his response time could occasionally be slower during peak deal periods, the quality of his strategic advice was never in question. His background from the University of Chicago and his decade of experience in Chicago's market gave us great confidence. We secured favorable terms and closed efficiently, thanks in large part to his diligent and insightful work.