Atty. Brian L. Duffy
Brian L. Duffy is the Chief Executive Officer at Greenberg Traurig, LLP.
Profile Summary
About Brian L. Duffy at a glance
Brian L. Duffy is a Shareholder; Chief Executive Officer based in Denver, Colorado, practicing at Greenberg Traurig, LLP. They have 35+ years of legal experience, licensed to practice since 1991. Their practice focuses on personal injury, employment, business, white collar, and litigation. Admitted to practice in Colorado New York U.S. Court of Appeals for the Ninth Circuit U.S. Court of Appeals for the Tenth Ci (1991). Educated at University of South Dakota (B.S., 1988) and University of Colorado School of Law J.D. Notes and Comments Editor University of Colorado School of Law J.D. 1991 Order of the Coif University of Colorado School of Law J.D. University of Co (—). Recognitions include AV Preeminent. Active member of Professional & Community Involvement •Member, Out Leadership, Global Advisory Board •Member, American Bar Association •Member, Colorado Bar Association •Member, Denver Bar Association •Member, Faculty of Federal Advocates. Serands clients in Denver, CO and the surrounding metropolitan area.
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About
- Brian L. Duffy is the Chief Executive Officer at Greenberg Traurig, LLP. Previously, Brian served as a firm President and as Chair of the firm’s 800-member Global Litigation Department
- The firm has approximately 3,100 attorneys and 2,400 professional staff in 51 locations in the United States, Latin America, Europe, Asia, and the Middle East
- Greenberg Traurig reported nearly $3 Billion in revenue during FY 2025
- It was its 14th consecutive year reporting record numbers
- The firm has also been recognized for its philanthropic giving and innovation and is consistently among the largest firms in the United States on the Law360 400 and among the Top 20 on the Am Law 100
- Brian is recognized for his effective “big picture” leadership methods and personable communication style
- He has helped to further position the firm as a global, highly respected, and innovative “go-to” firm for complex matters in some of the most critical areas of practice, business markets, and industry sectors
- The Denver Business Journal honored him with a Most Admired CEO award
- Additionally, other leaders at top real estate and financial services organizations taking part in a research study noted that Brian is “responsive and uses a truly practical operational approach
- ” “uber practical and has great suggestions and recommendations
- ” and is “highly skilled, proactive and knows how to put together the best teams for us.” A true “working CEO,” Brian regularly assists Fortune 250 companies with high stakes litigation and corporate governance matters
- He focuses his practice on trial and appellate work in class action, employment, energy, real estate, commercial contract, and product liability areas, serving as counsel in high-profile cases throughout the United States
- Additionally, Brian serves as a trusted consigliere to numerous general counsels, offering guidance on corporate governance, board advisement, shareholder relations, and internal investigations
- One General Counsel observed that Brian “exercised a highly unusual interest in putting the client first
- Achieving higher rates and creating higher invoices were obviously not on his priority list
- He became someone I would rely on extensively if I had a difficult situation [for which] I needed legal counsel.” Editors at a legal directory recently published that Brian is recognized as a “superb trial lawyer and is noted for handling a broad array of litigation at both trial and appellate levels.” In a recent industry survey, clients describe Brian as “responsive, trustworthy, and excellent in a crisis situation - he’s calm and knows what to do.” Brian holds a J.D. from the University of Colorado Law School, which honored him with a Colorado Law Alumni Award for Distinguished Achievement in Private Practice
- He received a B.S., summa cum laude, from the University of South Dakota
- Judicial Clerkships •Judge Jim R. Carrigan, U.S
- District Court for the District of Colorado Recognition & Leadership Awards & Accolades •Listed, Benchmark Litigation, 'Litigation Star,' 2022-2026 •Listed, The Best Lawyers in America, Commercial Litigation
- Litigation - Labor and Employment, 2010-2026 •Named, Client Service All-Star, BTI Client Service All-Stars Report, 2023 •Team Member, a Law360 'Environmental Practice Group of the Year,' 2022 •Team Member, a Law360 'Product Liability Practice Group of the Year,' 2011, 2021-2022 •Listed, Acritas Stars Independently Rated Lawyers, “Star Lawyers,” 2018-2021 •Listed, Chambers USA Guide, 2013-2020, 2022-2023 •Listed, Super Lawyers magazine, Colorado Super Lawyers, 2006-2018 and 2020-2022 •Recipient, Most Admired CEOs Award, Denver Business Journal, 2019 •Recipient, 'Alumni Award for Distinguished Achievement in Private Practice,' University of Colorado Law School, 2015 •Rated, AV Preeminent 5.0 out of 5.0
Practice Areas Explained
Brian L. Duffy's Areas of Practice
Each practice area below reflects the types of cases Brian L. Duffy handles, with a brief overview of what that area of law covers.
Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.
Brian L. Duffy is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in Colorado →
Employment lawyers represent workers in wrongful termination, discrimination, harassment, wage & hour disputes, and severance negotiations.
Brian L. Duffy is one of 169,120 employment attorneys indexed nationally. Browse employment attorneys in Colorado →
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
Brian L. Duffy is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Colorado →
Brian L. Duffy is one of 20,025 white collar attorneys indexed nationally. Browse white collar attorneys in Colorado →
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
Brian L. Duffy is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Colorado →
Jurisdictional Context
Why local counsel matters in Colorado
Practicing law in Colorado. Legal matters in Colorado are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Denver are typically filed in the local municipal court or the appropriate Colorado state district court, depending on subject matter and amount in controversy. An attorney licensed in Colorado brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Colorado courts without local counsel or pro hac vice admission.
Looking for additional Colorado attorneys? Browse all attorneys in Denver or all attorneys in Colorado.
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