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John H. Osorio

Shareholder
Chair, Architectural, Engineering and Construction Defect Litigation Practice Group
15000 Midlantic Drive, Suite 200
P.O. Box 5429
Mount Laurel, NJ 08054
(856) 414-6007
(856) 414-6077 - Fax
jhosorio@mdwcg.com

John serves as chair of the Architectural, Engineering & Construction Defect Litigation Practice Group. In this capacity, he oversees a large group of attorneys throughout many of the firm's offices dedicated in the defense of construction professionals.

Over the past 20 years, John has handled more than 500 matters in the defense of architectural and engineering firms, general contractors, subcontractors, developers, and owners in litigation matters involving personal injury and property damage. The scope of his representation includes construction and design defect matters, breach of contract, delay damage cases, indemnity and coverage, and construction code and safety violation claims.

In addition to John's vast experience in an all matters of construction litigation, he has handled many hundreds of matters involving personal injury, product liability, and catastrophic loss matters. 

John graduated from the University of Montana in 1979 with a Bachelor of Arts in history and political science. He then went on to receive his juris doctor from Southwestern University School of Law in Los Angeles, California.

Significant Representative Matters

  • Successfully tried engineering malpractice claim where the demand was $1.3 million by proving client's design was altered and not the proximate cause of community wastewater treatment facility's failure.

  • Successfully settled multi-plaintiff burn and personal injury case by orchestrating a settlement fund with equal contributions by multiple defendants, thus, capping catastrophic exposure and resolving liability among defendants.

  • Successfully settled multimillion dollar claim by high-rise condominium owners by way of mediation.

  • Successfully resolved multi-plaintiff burn case by way of mediation and use of extensive experts to reduce potential liability.

  • Successfully resolved wrongful death construction case and convinced mediator that general contractor client was the least culpable of all defendants.

  • Amicably resolved $25 million burn claim through negotiated settlement in multiple defendant litigation wherein we represented design professional who contributed to the design of a hydrogen furnace which exploded. Obtained settlement through small contribution by establishing limited liability for proximate cause of the accident.

Classes/Seminars Taught

  • The Professional (Architect & Engineer) Part in Construction Defect Claims, Panelist, 2nd Annual National Construction Defect Conference, November 2016

  • Minimizing Risk and Avoiding Consequences as a Design Professional in the State of New Jersey

  • Defending Roof Collapse Cases

  • Defending Architect and Engineer Malpractice Claims in New Jersey

  • The Applicability of the Economic Loss Doctrine to Design Professional Claims

Published Works

  • "Additional Insured Status of Design Professionals," Defense Digest, Vol. 4, No. 3, 1998

  • Proceedings of the 42nd Annual Meeting of Invited Attorneys

Education

  • Southwestern University School of Law, Los Angeles, California (J.D., 1984)

  • University of Montana (B.A., 1979)

Defense Digest Article September 1, 2015
By John H. Osorio, Esq.* Marshall Dennehey’s Architectural, Engineering & Construction Defect Litigation Practice Group is focused on defending litigation matters related to the construction industry. Whether it is a basement wall..., Defense Digest, Vol. 21, No. 3, September 2015 Defense Digest is prepared by Marshall Dennehey Warner Coleman & Goggin to provide information on recent legal developments of interest to our readers. This publication is not intended to provide...
May 11, 2017
Obtained summary judgment for a developer and general contractor in a construction defect case. ​The plaintiff, a homeowners association, sued multiple parties seeking $2.5 million in damages related to water infiltration due to the allegedly...

Education

  • Southwestern University School of Law (J.D., 1984)
  • University of Montana (B.A., 1979)

Bar Admissions

  • New Jersey, 1985
  • U.S. District Court of New Jersey, 1985

Associations & Memberships

  • American Bar Association
  • Camden County Bar Association
  • Defense Research Institute
  • Gloucester County Bar Association
  • New Jersey Defense Association
  • New Jersey State Bar Association

Honors & Awards

  • AV® Preeminent™ by Martindale-Hubbell®

    The 2016 Martindale Hubbell rated attorney list is issued by Internet Brands, Inc. A description of the selection methodology can be found here. No aspect of this advertisement has been approved by the Supreme Court of New Jersey.

  • New Jersey Super Lawyer, 2005

    The 2016 Super Lawyers list is issued by Thompson Reuters. A description of the selection methodology can be found here. No aspect of this advertisement has been approved by the Supreme Court of New Jersey.

Year Joined Organization: 1997

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