Mark O. Denehy
Recognized since 2005
Providence, Rhode Island
Commercial Litigation
Environmental Law
Mass Tort Litigation / Class Actions - Defendants
Product Liability Litigation - Defendants
Trial counsel in noted national Superfund cases and toxic tort and environmental insurance coverage litigation, Mark Denehy has successfully represented manufacturers and others in a wide range of complex, high-stakes product liability matters involving asbestos, Silica, DES, radiation exposure, toxic shock litigation and more.
Author of the Toxic Tort Law Desk Reference’s Rhode Island Section, Mark gives his insurance, Superfund and industrial clients informed, connected and accomplished counsel in critical matters that require regional and national management and coordination.
Mark served as Adler Pollock & Sheehan’s Managing Shareholder from 2003–2012 and has won recognition from his peers and professional organizations for his high ethical and legal standards and performance.
Contact & Links
- Lawyer Page: http://www.apslaw.com/attorney/mark-o-denehy/
Location
- One Citizens Plaza, Eighth Floor
Providence, RI 02903-1345
Education
- Suffolk University, J.D., graduated 1979
- University of Connecticut, BA, graduated 1975
Bar Admissions
- Rhode Island, Rhode Island Bar Association
- Massachusetts, Massachusetts Bar Association
- Pennsylvania, Pennsylvania Bar Association
- Connecticut, Connecticut Bar Association
Adler Pollock & Sheehan P.C.
27 The Best Lawyers in America® awards
9 Best Lawyers: Ones to Watch in America awards
Full Firm Profile
Named "Lawyer of the Year" by Best Lawyers® for:
- Environmental Law, Providence (2022)
- Mass Tort Litigation / Class Actions - Defendants, Providence (2020)
- Environmental Law, Providence (2019)
- Mass Tort Litigation / Class Actions - Defendants, Providence (2018)
- Product Liability Litigation - Defendants, Providence (2016)
- Product Liability Litigation - Defendants, Providence (2014)
Recognized in The Best Lawyers in America® 2023 for work in:
- Environmental Law
- Commercial Litigation
- Mass Tort Litigation / Class Actions - Defendants
- Product Liability Litigation - Defendants
Special Focus
- Asbestos
- Environmental
- Insurance
- Mass Tort
Awards:
- AV rated by Martindale-Hubbell, highest rating given to attorneys.
- Selected by his peers for inclusion in the 2007-2013 editions of The Best Lawyers in America® in the field of commercial litigation, environmental law and mass tort litigation.
- Recognized in the Chambers USA America’s Leading Business Lawyers as one of the state’s best in litigation/general and commercial law.
- Selected as a Rhode Island Super Lawyer, 2007-2012, an honor that recognizes him as a leader in the legal community.
"Mark Denehy is an invaluable resource to Cookson. He is extremely knowledgeable and well respected by his peers in his field. We have benefitted from his counsel for many years. Mark puts the client's best interests uppermost. He is always contactable at any time. He is an excellent communicator. He neither over nor under communicates but ensures that we are always kept fully informed on the "big picture." He will always make sure that we have time to consider matters properly. We are never rushed into having to make decisions. Other professional advisers to the Group have all been highly impressed with Mark's command of his subject matter."
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