John J. Mahoney

John J. Mahoney: Attorney with Garrison Environmental Law Practice


Shareholder, Crawford, Wilson, Ryan and Agulnick, P.C., West Chester, PA (1985-1999). Special Counsel, Saul Ewing LLP, Chesterbrook, PA (2000-2004). Attorney, K. Hovnanian Enterprises, Inc., Delaware Valley Division (2004-2005). Special Counsel, Kaplin Stewart, Blue Bell, PA (2005-2008). Partner, Siana Bellwoar, Chester Springs, PA (2009-2017).

Areas of Practice (2)

  • Environmental Law
  • Environmental Litigation

Education & Credentials

Contact Information:
484-873-2360  Phone
484-875-3025  Phone
610-761-1998  Cell Phone
484-875-9273  Fax
University Attended:
Pennsylvania State University - Penn State Main Campus, B.S., summa cum laude, 1977
Law School Attended:
University of Pennsylvania, J.D., 1980
Year of First Admission:
1980, Pennsylvania
Reported Cases:

Cogan House Township v. Lenhart, Lycoming County Court of Common Pleas (2017). Pileggi v. PADEP and Newton Township, Environmental Hearing Board docket 2009-044-C (2011).


Peer Reviews

This lawyer does not have peer reviews.

*Peer Reviews provided before April 15, 2008 are not displayed.

Malvern, Pennsylvania

Contact John J. Mahoney

Required Fields

Required Fields

By clicking on the "Submit" button, you agree to the Terms of Use, Supplemental Terms and Privacy Policy. You also consent to be contacted at the phone number you provided, including by autodials, text messages and/or pre-recorded calls, from Martindale and its affiliates and from or on behalf of attorneys you request or contact through this site. Consent is not a condition of purchase.

You should not send any sensitive or confidential information through this site. Emails sent through this site do not create an attorney-client relationship and may not be treated as privileged or confidential. The lawyer or law firm you are contacting is not required to, and may choose not to, accept you as a client. The Internet is not necessarily secure and emails sent though this site could be intercepted or read by third parties.