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Leech Tishman: Legal Services
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  • Why LT
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      • Business Restructuring & Insolvency
        • Business Restructuring & Insolvency Overview
        • Bankruptcy Chapters 7 and 13 Debtor
        • Bankruptcy Chapter 11 Debtor
        • Bankruptcy Chapter 11 Subchapter V Debtor
        • Business Wind Down and Liquidation
        • Court Appointed Trustees and Receivers
        • Creditors’ Rights
        • Official Committee of Unsecured Creditors in Chapter 11 Bankruptcy Proceedings
        • Prosecution and Defense of Avoidance Actions in Bankruptcy
        • Real Estate-Related Insolvency
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        • Commercial Contracts
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        • Government Relations
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        • Mergers & Acquisitions
        • Nonprofits & Tax-Exempt Organizations
        • Secured Transactions
        • Securities
        • Software Development and Licensing
        • Start-Up Services
        • Tax
        • Women/Minority-Owned Businesses
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        • Healthcare Litigation
        • Healthcare Regulatory Compliance
        • Healthcare Corporate Transactions
        • Healthcare Government Investigations
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        • Intellectual Property Overview
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        • Litigation – Copyright
        • Litigation – Patent
        • Litigation – Trademark
        • Patent Preparation and Prosecution
        • Patent Validity, Infringement and Freedom to Operate Opinions
        • Trade Secret
        • Technology Agreements and Transactions
        • Trademark Clearance, Preparation, Prosecution and Maintenance
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        • Labor & Employment Overview
        • Discrimination, Sexual Harassment and Employment Litigation
        • Employment Policies & Prevention
        • ERISA, Employee Benefits & Executive Compensation
        • Immigration
        • Public Sector Employment
        • Restrictive Covenants / Non-Competes
        • Traditional Labor Law
        • Wage and Hour
        • Workplace Investigations
        • Workplace Privacy
        • Workplace Safety/OSHA
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        • ADA Title III Defense Litigation
        • Alternative Dispute Resolution
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        • Defamation: Libel, Slander, and Commercial Disparagement
        • E-Discovery
        • Election Law
        • Family Law and Matrimonial Law
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        • Product Liability Defense
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        • Shareholder / Equity Disputes
        • White Collar Defense
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        • Real Estate Overview
        • Assessments and Appeals
        • Development
        • Environmental
        • Franchise Development & Leasing
        • Landlord/Tenant Law
        • Leasing
        • New York Co-Ops and Condominiums (Closing Capabilities)
        • Oil & Gas
        • Permitting and Zoning
        • Real Estate Litigation
        • Real Estate-Related Insolvency
        • Transactional Commercial
        • Transactional Residential
        • Leech Tishman Closings
      • Tax
      • Trusts & Estates
        • Trusts & Estates Overview
        • Asset Protection
        • Basic & Complex Estate Planning
        • Charitable Planning & Giving
        • Federal Estate, Gift, and Fiduciary Taxation and Compliance
        • Florida Homestead Exemption
        • Guardianships
        • Marital Agreements
        • Private Foundations
        • Probate and Orphans’ Court Practice
        • Special Needs Planning
        • State Estate, Inheritance, and Fiduciary Taxation and Compliance
        • Tax
        • Trust & Estate Administration
        • Trusts & Estates Litigation
        • Trust Creation, Modification, and Termination
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Ryan O. Hemminger

Ryan O. Hemminger

Partner

  • Email: rhemminger@leechtishman.com
  • Phone: 412.261.1600
  • Office: Pittsburgh
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Practice Groups

  • Construction
  • Litigation

Practice Areas

  • Construction Litigation

Ryan Hemminger is an experienced litigator and civil trial lawyer and has handled a wide variety of complex commercial litigation matters for businesses and individuals across a range of industries. Ryan serves as Midwest Chair of the Construction Practice Group.

Over the course of his career, Ryan has successfully litigated many types of complex commercial cases. He has a vast amount of experience with corporate litigation matters, including breach of contract, fraud, negligence, and declaratory judgment issues. He is regularly involved in employment litigation matters, including discrimination defense claims and non-compete agreements. Ryan also handles bankruptcy-related legal matters including chapter 7 litigation, adversary proceedings, and preference actions. In addition, he has experience representing general and sub-contractors in construction litigation matters involving mechanics’ liens, construction defects, and contract/payment disputes.

Ryan’s practice also involves estate litigation, with a focus on orphan’s court litigation. His diverse commercial litigation portfolio includes involvement in intellectual property litigation such as trademark infringement and trade secret matters, insurance coverage litigation involving errors/omissions, and breach of fiduciary duty and civil rights cases involving first amendment retaliation.

Ryan’s background includes significant experience in state and federal courts, at both the trial and appellate levels. He has argued before the Third and Fifth Circuit Court of Appeals, Federal District Courts in Pennsylvania and Texas, the Pennsylvania Supreme Court, and the Court of Common Pleas in Allegheny County.

Prior to joining Leech Tishman, Ryan served as a law clerk to Chief Justice Ralph J. Cappy and Judge Maureen Lally-Green of the PA Superior Court.

Pennsylvania
U.S. Supreme Court
U.S. Court of Appeals, Third Circuit
U.S. Court of Appeals, Fifth Circuit
U.S. District Court, Western District of Pennsylvania
U.S. District Court, Northern District of Illinois
U.S. District Court, Western District of Texas
U.S. District Court, Eastern District of Pennsylvania

 

J.D., Thomas R. Kline School of Law of Duquesne University
B.A., cum laude, Bethany College

Federal Bar Association
Pennsylvania Bar Association
Allegheny County Bar Association

2006 Cumulative Supplement to The Pennsylvania Constitution: A Treatise on Rights and Liberties (Editor)
“Protecting Your Content: Survey of the Law of Copyright,” prepared for the Pennsylvania Newspaper Association, 2011

Bethany College Alumni Council (Member)
Elizabeth-Forward School District (Member, Board of School Directors)
Elizabeth-Forward Youth Athletics (Volunteer Coach)
Elizabeth-Forward Soccer Association (Volunteer Coach)

Insights

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August 4, 2026 | Press

Leech Tishman Real Estate Litigation Matter Featured in Altoona Mirror

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April 16, 2025 | Firm News

Leech Tishman Raises More Than $2,300 in Support of Big Brothers Big Sisters

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College Sports

January 9, 2025 | Client Alerts

Preparing for NIL Changes in 2025: What’s Next for College Athletics

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June 6, 2024 | Firm News

Construction Midwest Chair Ryan O. Hemminger Now Admitted to Practice in U.S. District Court, District of Eastern Pennsylvania

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Real Estate Development

January 12, 2023 | Success Stories

Leech Tishman Closes Acquisition of Central Pennsylvania Mall Complex

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COVID

March 24, 2020 | Client Alerts

Potential Insurance Coverage for Business Losses Arising from the COVID-19 Pandemic

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Tax Relief- Assessment

April 20, 2016 | Client Alerts

Washington County Property Tax Assessment Appeals- Deadline to File is August 10, 2016

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November 5, 2015 | Firm News

Leech Tishman Attorney Wins Local Elections in the Pittsburgh Community

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Events

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June 21, 2019

Leech Tishman Sponsoring Mattress Factory’s 2019 Urban Garden Party

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November 16, 2020

Leech Tishman to Sponsor ACLU PA Centennial Celebration

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June 9, 2022

Leech Tishman Construction Attorneys to Attend 2022 AAA Construction Conference

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December 6, 2022

Leech Tishman Construction Attorney to Attend 2022 Construction Super Conference

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March 17, 2023

Leech Tishman to Sponsor the Jurisprudence and Legacy of The Honorable Joseph F. Weis Jr. Event

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August 18, 2023

Leech Tishman to Sponsor the 2023 Gamma Pickleball Classic

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September 23, 2023

Leech Tishman to Sponsor Amachi Ride for Social Justice

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American Bar Association Litigation Section

May 1, 2024

Leech Tishman Attorneys to Attend the ABA’s 2024 Litigation Section Annual Conference

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Elizabeth Forward School District

August 2, 2024

Leech Tishman to Sponsor Elizabeth Forward School District & TD Club 17th Annual Warrior Open

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ABA Construction Forum

October 23, 2024

Leech Tishman Sponsors 2024 ABA Forum on Construction Law in Pittsburgh

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Amachi

November 14, 2024

Leech Tishman to Sponsor Amachi’s 2024 Hachi Pachi Gala

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April 26, 2025

Leech Tishman to Serve as Sponsor of Breakthrough T1D Promise Gala

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