Mary Jo Gilsdorf

Attorney Profile

Top Rated Alternative Dispute Resolution Attorney in Glen Mills, PA

Gilsdorf Law, LLC
 | PO Box 513, Glen Mills, PA 19342
Phone: 610-936-6554
Selected To Super Lawyers: 2020
Licensed Since: 1989
Practice Areas:
  • Alternative Dispute Resolution (80%),
  • Construction Litigation: Consumer (10%),
  • Construction Litigation: Business (10%)
    Attorney Profile

    Attorney Mary Jo Gilsdorf is the founder and owner of Gilsdorf Law, LLC, in Glen Mills, Pennsylvania. Through her law office, Ms. Gilsdorf represents the needs and interests of a diverse range of clients throughout Glen Mills and the greater Philadelphia metro area who have legal needs involving any of the following:

    ·       Alternative dispute resolution

    ·       Construction law for contractors

    ·       Legal services for homeowners

    ·       Commercial disputes

    ·       Contract drafting and negotiation

    ·       Other commercial matters

    After gaining years of experience at a prominent litigation and environmental law practice in her area, Ms. Gilsdorf worked for a modest construction management firm, where she has handled a variety of cases involving contract administration, field supervision and safety, project management, estimates and more. She then worked as a cost engineer for a large construction management company and became the company's in-house counsel, handling all aspects of contracts, claims, due diligence, third-party insurance claims and other matters.

    From these experiences, Ms. Gilsdorf acquired the invaluable skills and in-depth knowledge she needs to address her clients' concerns efficiently and help them to achieve the favorable outcomes they expect and deserve as cost-effectively as possible. Although a highly effective trial attorney, she has gained considerable experience handling negotiations and other alternative resolution techniques to help her clients resolve their issues and reach agreements without the need for expensive, protracted court battles.

    Honored for her outstanding professionalism and service, Ms. Gilsdorf has earned an AV Preeminent peer review rating* from Martindale-Hubbell and many other accolades from her peers, along with "Superb, 10 out of 10" client ratings on Avvo and numerous testimonials from those she has served.

    A 1980 cum laude graduate of the University of Delaware, Ms. Gilsdorf obtained her Juris Doctor from Villanova University Law School in 1989. She is licensed to practice in New Jersey and Pennsylvania as well as the District of Columbia, and she maintains active involvement with the American and Pennsylvania Bar Associations, the Delaware County Bar Association, the Chester County Bar Association and other professional legal organizations.

    *AV®, AV Preeminent®, Martindale-Hubbell Distinguished and Martindale-Hubbell Notable are certification marks used under license in accordance with the Martindale-Hubbell certification procedures, standards and policies. Martindale-Hubbell® is the facilitator of a peer review rating process. Ratings reflect the anonymous opinions of members of the bar and the judiciary. Martindale-Hubbell® Peer Review Rating™ fall into two categories – legal ability and general ethical standards

    Practice Areas
    • 80%Alternative Dispute Resolution
    • 10%Construction Litigation: Consumer
    • 10%Construction Litigation: Business
    Focus Areas

    Arbitration, Mediation, Construction Defects


    Selected to Super Lawyers for 1 yearsbottom-image

    Super Lawyers: 2020

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    About Mary Gilsdorf

    Admitted: 1989, Pennsylvania

    Professional Webpage:


    • Selected based upon Peer Recognition and Professional Achievement, Top Attorneys In Pennsylvania, Philadelphia Magazine, 2020
    • Peer ballot of attorneys in a variety of specialties , Top Lawyer 2020, Mainline Today Magazine, 2020
    • AV Preeminent Peer Review rating from Martindale Hubbell in 2016, 2017 & 2018: Highest possible rating.  The Peer Review Rating process evaluates lawyers solely on peer review., AV Preeminent, Martindale Hubbell, 2016
    • Peer Ballot of Attorneys in variety of specialties then selected through further editorial process., Top Lawyers 2019, Mainline Today Magazine, 2019
    • Peer Ballot of Attorneys in variety of specialties then selected through further editorial process., Mainline Today Top Lawyers 2018, Mainline Today Magazine, 2018
    • Peer review rating, AV Preeminent, Martindale Hubbell, 2020
    • AV Preeminent Peer Review, AV Preeminent, Martindale Hubbell, 2019
    • Martindale Hubbell, AV Preeminent, AV Preeminent Peer Review, 2017
    • Martindale Hubbell, AV Preeminent, AV Preeminent Peer Review, 2018

    Bar/Professional Activity:

    • New Jersey, 1989
    • Member; Chester County Bar Association: Alternative Dispute Resolution Section, Construction Law Committee, Membership Committee, 2020
    • Member, Women in the Law Committee, Delaware County Bar Association, 2020
    • Vice President; Guy G. DeFuria American Inn of Court, 2020
    • Co-Chair Chester County Bar Association ADR Section, 2019
    • Pennsylvania, 1989
    • Secretary, Guy G. DeFuria Inn of Court, Delaware County, PA , 2019
    • Member Women in the Law Committee, Delaware County Bar Association, 2019
    • American Bar Association  Since 2012, Member of the Dispute Resolution Section and Forum on Construction Law; Pennsylvania Bar Association Since 2014, Member of the Alternative Dispute Resolution Committee; Delaware County Bar Association Since 2014, Real Estate Section Member, Women in the Law Committee, Member; Chester County Bar Association Since 2014m Alternative Dispute Resolution Section, Co-Chair, Construction Law Committee Member., 2018

    Scholarly Lectures/Writings:

    • One Hour CLE focusing on different roles of a Construction Manager and legal responsibilities for each., Presenter, Construction Manager As Adviser and At Risk: A Comparison of Construction Management Delivery Systems, Pennsylvania Bar Institute, 19th Annual Real Estate Institute, Construction, Legal, 2015
    • One hour CLE Course exploring issues with the Mediation process and how to approach them., Presenter, Coffee, Tea and CLE: Mediation Techniques, Chester County Bar Association, ADR Committee, Alternative Dispute Resolution, Legal, Mediation, 2019
    • One Hour CLE Program reviewing key clauses in construction contracts , Presenter, Delving into the Details of a GMP Contract, Pennsylvania Bar Institute, 20th Annual Real Estate Institute, Construction, Legal, 2016
    • One Hour CLE Program on Ethical Issues facing Mediators, Presenter, Ethical Issues Involving Mediators, Chester County Bar Association, ADR Committee, Alternative Dispute Resolution, Legal, Mediation, 2017
    • One hour CLE presentation containing an overview of residential construction claims and their resolution., Presenter, Elements of a Residential Construction Claim, Delaware County Bench Bar Conference June 2019, , Legal, 2019
    • One hour CLE Program on the types, formats, contents and customizable clauses of Standard American Institute of Architects forms of Construction contracts, Presenter, Working with Standard AIA Construction Contracts, Delaware County Bar Association, Real Estate Section & Chester County Bar Association, Construction Law Committee, Construction, Legal, 2017
    • In house American Arbitration Association Training Session covering techniques for working with difficult people and the process of drafting an arbitration award, Presenter, Working with Difficult People and Drafting an Award, American Arbitration Association , Alternative Dispute Resolution, Arbitration, Legal, Mediation, 2018
    • One hour CLE Presentation of a survey of the various aspects of Construction Law practice, Presenter, Building Blocks of Construction Law, Delaware County Bench Bar Conference June 2018, , Legal, 2018

    Educational Background:

    • University of Delaware B.F.A., 1980

    Industry Groups

    • Construction
    • Legal
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    Office Location for Mary Jo Gilsdorf

    PO Box 513
    Glen Mills, PA 19342

    Phone: 610-936-6554

    Mary Jo Gilsdorf:

    Last Updated: 8/31/2020

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