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A Law Firm You Can Count On Since 1928

At Duffy North, we do not consider our clients to be numbers on a spreadsheet. We understand that each client is a real person with real concerns. We aim to resolve these concerns through our outstanding legal services. We care about our community and our clients, and our commitment to suburban Philadelphia, Montgomery County and Bucks County shows. We don’t just solve legal problems; we build relationships that enhance our clients, our community and our region.

Contact us today if you need legal assistance with any of the following:

  • Real estate transactions
  • Business formation
  • Estate planning
  • Estate administration
  • Banking
  • Education law
  • Civil litigation

Part of what makes our firm so successful is how well we work as a team. We utilize the strengths of all of our team members to help you secure the best possible outcome. Our broad knowledge of the areas of law we practice in also means that you can trust us to explore all options to represent you. Call 267-517-6818 today to arrange your initial consultation.

Attorney Bruce A. Nicholson

Bruce is a partner at Duffy North. Bruce is an experienced attorney with more than four decades practicing law and has an extensive background in the areas of real property, zoning and land development, elder law, wills and estate planning, business law and estate and trust settlement. Bruce is the former Solicitor for the Redevelopment Authority of the County of Montgomery, having served in that role from 1993-2004.

Bar Admissions:

  • Pennsylvania, 1975
  • U.S. District Court Eastern District of Pennsylvania


  • Boston College Law School, Boston, Massachusetts
    • J.D. - 1975
    • Honors: cum laude
  • Cornell University, Ithaca, New York
    • B.A. - 1971
    • Major: Government

Professional Memberships and Achievements:

  • Pennsylvania Bar Association, Member
  • American Bar Association, Member
  • Montgomery County Bar Association, Member

Attorney Laura M. Mercuri

Laura is a Co-Managing Partner at Duffy North. She is an experienced attorney with an extensive background in the areas of estates, wills and trusts, real estate, banking, for profit and nonprofit corporations, and civil litigation. From 2002 through 2006 she served on the Board of Directors of Fox Chase Bank. Laura acts as General Counsel to Fulmor Heights Home Ownership Association, a Hatboro based nonprofit housing cooperative. She has had the pleasure of representing many businesses, individuals and families over the course of her career.

Bar Admissions:

  • Pennsylvania, 1999
  • U.S. District Court Eastern District of Pennsylvania
  • U.S. Court of Appeals 3rd Circuit
  • Supreme Court of Pennsylvania


  • Duquesne University School of Law, Pittsburgh, Pennsylvania
    • J.D.
    • Honors: Research Assistant to the Assistant Director of Clinical Legal Education
  • Elizabethtown College, Elizabethtown, Pennsylvania
    • B.A.
    • Major: History

Professional Memberships and Achievements:

  • Montgomery County Bar Association, Member
  • Pennsylvania Bar Association, Member

Attorney Joshua S. Ganz

Bar Admissions:

  • Pennsylvania, 2000
  • New Jersey, 2000
  • U.S. District Court Eastern District of Pennsylvania, 2005
  • U.S. District Court District of New Jersey, 2000


  • University of Pittsburgh School of Law, Pittsburgh, Pennsylvania
    • J.D. - 2000
  • Pennsylvania State University
    • B.A., Labor and Industrial Relations - 1997

Professional Memberships and Achievements:

  • American Bar Association
  • Pennsylvania Bar Association
  • Philadelphia Bar Association
  • Montgomery County Bar Association
  • New Jersey Bar Association
  • Inns of Court | Montgomery County Chapter, President, 2009 ­– 2010, Vice President, 2008 ­– 2009
  • Holidays for Heroes
  • Upper Dublin Junior Athletic Association - Head Coach
  • Oreland-Wyndmoor Little League - Volunteer Head Coach

Attorney Mary L. Sims

Mary has been Of Counsel with Duffy North since 2014.  She practices in Estates, Business and related areas in New Jersey and Pennsylvania. For more than 20 years, Mary has taught business and law classes at  Arcadia University and paralegal classes at Manor College.  Currently she is the Director of Manor College's Legal Studies Program. 

Mary received her law degree from Pepperdine University School of Law and a Masters in Moral Theology from Saint Charles Seminary in Philadelphia. 

She dedicates her time not only to teaching but in doing service in the community.  She has contributed time and energy to many local endeavors, including but not limited to: the Career Wardrobe (helping women return to the workforce) and Wills for Heroes (providing estate documents for first responders); she also provides advice and support to shelters and other non-profit organizations.  She works with Rotary International and other NGO’s at the University level to help students make a connection between professional life and a commitment to others, and she writes and speaks on the subjects of law, global business ethics, and social responsibility.

Bar Admissions:

  • New Jersey, 1987
  • Pennsylvania, 1987


  • Pepperdine University School of Law, Malibu, California 

Attorney Christopher Manno

Bar Admissions:

  • Pennsylvania
  • U.S. District Court Eastern District of Pennsylvania


  • Drexel University School of Law, Philadelphia, Pennsylvania
    • Juris Doctor - 2018
  • West Chester University of Pennsylvania
    • B.A. - 2015
    • Major: History

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