John Klock

Gibbons PC

Mr. John H. Klock is certified by the New Jersey Supreme Court as a civil trial attorney who has tried, among the 58 completed trials he has handled, numerous environmental and construction cases. He handles contract drafting for remediation contracts and other complicated construction projects.

His work in the environmental transactional area includes wetlands, Toxic Substance Control Act (TSCA), Resource Conservation and Recovery Act (RCRA), Clean Water Act (CWA), The Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA), Clean Air Act (CAA), Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA), and Occupational Safety and Health Administration (OSHA) issues.

In addition, Mr. Klock represents commercial and institutional clients in the condemnation process. Prior to his legal education, Mr. Klock was an engineer with the Port Authority of New York and New Jersey, working on the construction of the “bathtub” or hydrogeologic barrier on the original World Trade Center. He also worked on additional construction projects.


  • Represented Superfund Groups as counsel in litigation and drafting remediation contracts, inter alia, at the Ewan Superfund site.
  • Litigated construction projects for BASF in Louisiana; Hoffmann-La Roche Inc. in Texas; Inland Construction Company in Illinois and New Jersey; and Great Pacific Century Corp., for a 20-floor condominium tower in Fort Lee, New Jersey.
  • Resolved CWA 308 wetlands violations with USEPA, provided legal guidance on wetlands mitigation bank, drafted contracts with wetlands contractors and obtained NJDEP wetlands permits.
  • Worked with corporate clients to survey property in connection with development projects as to environmental issues for location.
  • Assisted multinational companies with disposal issues in various countries; advised foreign companies on environmental issues in mergers and acquisitions.
  • Assisted developers with obtaining various permits and clearances with respect to environmental issues, including obtained fill permits.


  • Rutgers School of Law – Newark (J.D.)
    • Managing Editor, Rutgers Law Review, 1976
  • St. Bonaventure University (B.A., magna cum laude)
  • New York University (M.A.)


  • United States District Court for the District of New Jersey
  • United States District Court for the Southern District of New York
  • United States District Court for the Northern District of New York
  • United States District Court for the Western District of New York
  • Supreme Court of the United States


  • United States Supreme Court Historical Society, 1991-present
  • New Jersey State Bar Association
    • Section on Environmental Law
  • New York State Bar Association
    • Section on Environmental Law
  • American Bar Association
    • Section on Natural Resources, Energy, and Environmental Law
    • Section on Construction Law
  • Certified Civil Trial Attorney, Supreme Court of New Jersey
    • Board on Trial Attorney Certification, 1981-present


Rate : $$$

What types of cases Attorney John Klock & Gibbons PC can handle?
Gibbons PC can handle cases related to laws concerning Litigation, Contracts, Construction, Energy Utilities & Environmental. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Gibbons PC located?
Gibbons PC is located at 1 Gateway Center, Newark, NJ 07102, USA. You can reach out to Gibbons PC using their phone line 973-596-4757. You can also check their website or email them at [email protected].
How much would it cost to hire Gibbons PC?
John Klock lawyer charges are specific to each case. However, they work with contingency fees and its ranges from $$ to $$$. They also provide free consultation [and no obligation quotes] if you are interested to hire.
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Gibbons PC
1 Gateway Center, Newark, NJ 07102, USA
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