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Civil Litigation
Expert representation in complex civil disputes, trials and appellate proceedings.
Learn more →Award-Winning Legal Counsel
When Everything Is On the Line, Experience Matters.
For over two decades, Mercier Legal Partners has represented individuals, businesses and institutions in their most critical legal matters — with the discretion, rigor and results that only seasoned counsel can deliver.
No obligation. 100% confidential. Attorney-client privilege protected.
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We don't just handle cases. We build strategic partnerships with our clients to achieve outcomes that matter.
— Jonathan Mercier, Founder20+Years of Practice
300+Cases Won
$140M+Recovered for Clients
98%Client Satisfaction
Our Expertise
Practice Areas
Comprehensive legal services across the matters that matter most — handled with precision, discretion and a results-first mindset.
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Criminal Defense
Vigorous defense of your rights at every stage — from investigation to verdict.
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Corporate Law
Strategic counsel for mergers, acquisitions, governance and business operations.
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Personal Injury
Aggressive advocacy for maximum compensation in catastrophic injury cases.
Learn more →👨👩👧👦
Family Law
Compassionate guidance through divorce, custody and high-net-worth estate matters.
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Estate Planning
Comprehensive planning to protect your family's legacy and minimize tax exposure.
Learn more →Why Mercier
Counsel You Can Actually Trust.
When your future, your business, or your family depends on the outcome — you need more than a lawyer. You need a partner who has been there before.
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Response Within 24 Hours
Every inquiry is reviewed personally by a partner — never routed through a call center.
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No Win, No Fee on Injury Cases
You pay nothing unless we recover for you. Straightforward, transparent, and standard.
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Direct Access to Senior Counsel
You work with the attorney who will actually try your case — not a junior associate.
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Proven Trial Record
Over 300 successful matters, including verdicts and settlements across state and federal courts.
Recent Case Results
A snapshot of outcomes secured for our clients.
Commercial Litigation Verdict$42.5M
Catastrophic Injury Settlement$18.7M
Corporate M&A Transaction$310M
Criminal Defense — AcquittalDismissed
High-Net-Worth Estate Matter$9.2M
Jonathan Mercier, Esq.
Founder & Managing Partner
Leadership
Jonathan Mercier
With over 20 years of experience in complex litigation, Jonathan Mercier has established a national reputation for strategic thinking, meticulous preparation and unwavering client advocacy. His practice combines deep legal knowledge with practical business acumen — a rare combination that consistently delivers results in the courtroom and the boardroom.
EducationJ.D., Harvard Law School · B.A., Yale University
LicensesNew York & California State Bars
RecognitionAV Preeminent® Rated · Best Lawyers in America
MembershipsAmerican Bar Association · Trial Lawyers Association
FocusComplex Commercial & Criminal Litigation
Client Voices
Trusted by Clients. Proven in Court.
Our reputation is built on outcomes — and the people who trusted us to deliver them.
★★★★★
"Jonathan handled a commercial dispute that could have ended my company. He was strategic, calm and relentless. We won. I can't imagine having anyone else in my corner."
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"After my accident, I was overwhelmed by insurance companies. Mercier Legal Partners took over and got me three times what I was offered. They treated me like family."
★★★★★
"Professional, responsive, and genuinely invested in the outcome. Our estate plan was complex — multiple entities, out-of-state property — and they made it seamless."
Client Resources
Document Management
Access, download, and manage all your legal documents securely. Every file is protected by encryption and attorney-client privilege.
📋 Secure Client Portal
Everything you need for your case in one place — signed agreements, court filings, correspondence, and case updates.
Get In Touch
Speak With a Partner Today.
Schedule a confidential, no-obligation consultation and speak directly with an experienced attorney about your matter.
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Phone+1 (212) 555-0847
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Email[email protected]
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Office425 Park Avenue, Suite 1800, New York, NY 10022
Office Hours
Monday – Friday9:00 AM – 6:00 PM EST
Saturday10:00 AM – 2:00 PM EST
EmergencyAvailable 24 / 7