John J. DiChello, Jr.: Lawyer with Blank Rome LLP

John J. DiChello, Jr.

Philadelphia,  PA  U.S.A.

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Experience & Credentials

Practice Areas

  • Litigation
  • Product Liability
  • Environmental
  • Commercial and Corporate Litigation
  • Class Action Defense
  • Chemical
  • Energy
  • Petrochemical and Natural Resources
University Providence College, B.A., magna cum laude
Law SchoolPenn State University, Dickinson School of Law, J.D., summa cum laude
Admitted2003, New Jersey and Pennsylvania; U.S. District Court - Eastern District of Pennsylvania; U.S. District Court - New Jersey

American Bar Association
Pennsylvania Bar Association
Philadelphia Bar Association
Providence College Alumni Association


Mr. DiChello has more than ten years of experience representing clients in environmental, mass torts, and product liability litigation in federal and state courts throughout the country. This includes the defense of companies in complex, high stakes matters involving alleged contamination of groundwater and drinking water resources. Mr. DiChello is currently acting as national trial and coordinating counsel for a global chemical manufacturer in a federal multidistrict litigation involving the gasoline additive MTBE. In addition, Mr. DiChello represented a major international oilfield services company in its nationwide docket of hydraulic fracturing cases. Mr. DiChello compliments this practice by representing clients in a broad range of complex business litigation matters.

Mr. DiChello graduated from The Pennsylvania State University, Dickinson School of Law, summa cum laude and second in his class. During law school, Mr. DiChello served as Research Editor of the Dickinson Law Review (now known as Penn State Law Review) and was a member of the Appellate Moot Court Board. In addition, he was inducted into the Woolsack Honor Society, and received the George F. Douglas, Jr. Memorial Award and the International Academy of Trial Lawyers Award for excellence in trial advocacy.

Mr. DiChello has been recognized as a Rising Star among Pennsylvania lawyers under the age of 40 on multiple occasions.


Mr. DiChello currently serves as a co-chair of the Experts Subcommittee for the Environmental Litigation Committee of the American Bar Association.

In addition, Mr. DiChello has handled a number of pro bono cases on behalf of indigent clients in the Philadelphia area and elsewhere. In recognition of his service, he has been named to the First Judicial District of Pennsylvania Pro Bono Roll of Honor. Mr. DiChello also is an avid runner and has run several marathons and other races to help raise money to support the efforts of charities.

Reported CasesRepresentative Matters: National coordinating counsel since 2003 for global chemical manufacturer in multidistrict environmental pollution and product liability litigation involving alleged contamination of drinking water resources by gasoline additive MTBE; National coordinating counsel for major international oilfield services company in litigation in various jurisdictions nationwide involving alleged environmental contamination from shale oil and gas development; Defense of two funeral services companies and their directors in four federal and state court, multi-party actions in Massachusetts involving alleged improper cremations. Defeated class certification and obtained both outright dismissals and favorable settlements for client; Representation of real estate developers in disputes with neighboring property owners concerning property rights and land use. In one such matter, successfully opposed motion for preliminary injunction to enjoin client from using and asserting rights and title to disputed parcels, resulting in favorable settlement for client; Representation of liquidator of insurance company in a variety of matters, including preference actions, proof of claim disputes, coverage disputes, and an action against company' s former directors and officers as part of a litigation team; Representation of life sciences company in Chancery Court action in Delaware involving alleged breaches of license and purchase agreements concerning intellectual property. Successfully opposed motion for preliminary injunction and obtained favorable settlement for client; Represented large, publicly-traded insurance company in mediation of coverage claims against company' s own errors and omissions carrier, obtaining $4.45 million settlement.

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Federal Court Determines Low Levels of Carcinogens PCE and TCE Insufficient to Establish Private RCRA Cause of Action Absent Expert Testimony
John J. DiChello, August 21, 2014
Further underscoring the importance of expert testimony to support environmental claims, the United States District Court for the District of New Jersey in Leese v. Lockheed Martin Corp., et al., No. 11-5091 (JBS/AMD), 2014 U.S. Dist. LEXIS 110889 (D. N.J. Aug. 12, 2014), held that a plaintiff...

On the Heels of Caronia: New York Appellate Court Rejects Medical Monitoring Costs Based on Mere Inhalation of Toxic Substance
John J. DiChello, February 28, 2014
Following the New York Court of Appeals’s landmark decision last December in Caronia v. Philip Morris USA, Inc., No. 227, 2013 N.Y. LEXIS 3476 (N.Y. Dec. 17, 2013), refusing to recognize a stand-alone, equitable cause of action for medical monitoring but allowing medical monitoring as a...
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Office Information

John J. DiChello, Jr.

18th & Cherry Streets
PhiladelphiaPA 19103-6998


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