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CO-CHAIR, LITIGATION DEPARTMENTDan Rhynhart is the co-chair of Blank Rome’s firm-wide Litigation Department, encompassing more than 400 trial lawyers in 16&nbsp;offices. Recognized as one of the “Top 500 Leading Litigators in America” (Lawdragon), “Tier One - Philadelphia Elite” (Legal 500), “Best of the Bar” for Business Litigation (Philadelphia Business Journal), and an “Influencer of Law” for Litigation (The Philadelphia Inquirer), Dan has over 25&nbsp;years’ experience litigating high-stakes business disputes across the country.&nbsp;Dan has tried and arbitrated dozens of cases involving billions of dollars, in a wide variety of business disputes spanning software and technology, pharmaceuticals, financial services, retail, and real estate. He has been specially admitted to practice in more than 20 states, and has won significant damages awards and secured defense verdicts in jury trials, bench trials, and arbitrations.Chambers USA continues to rank Dan among the top commercial litigators&nbsp;in the Philadelphia region and quotes client sources that Dan “is thoughtful, sharp, knows how to get information out of the opposition and is very collegial…. brilliant across multiple trials… would highly recommend him and actively refer him to other colleagues.” Clients also comment that he is “a star...he’s able to take things to trials with outstanding results. He’s organized, methodical and patient. He is smooth and ... laser-sharp.” Legal 500 reports that Dan “has a strong record in high-profile, high-publicity disputes. Rhynhart has secured major wins in complex business, tech, and pharma disputes across the country, both in court and arbitration.”Dan co-authored the “Pennsylvania Litigation Trends to Watch” publication for Chambers USA, 2022–2025.Dan has served as a Hearing Committee Member for the Pennsylvania Disciplinary Board since 2022.Dan is a frequent speaker on breaking legal issues, significant Pennsylvania trials, technology issues&nbsp;and trial tactics, and is regularly quoted in publications such as Law360, The Legal Intelligencer, Bloomberg, and Wired.Dan led Blank Rome’s team at Diversity Lab’s first Women in Law Hackathon at Stanford Law School, aimed at advancing and retaining experienced women lawyers in law firms.

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Pennsylvania

Supreme Court of the United States

United States Court of Appeals for the Third Circuit

U.S. District Court - Colorado

U.S. District Court - Eastern District of Pennsylvania

Supreme Court of Pennsylvania

U.S. District Court - Eastern District of Michigan

U.S. District Court - Middle District of Pennsylvania

United States Court of Appeals for the Federal Circuit

United States Court of Appeals for the Fifth Circuit

Cybersecurity

Software

Technology

Data, Data Analytics, and AI: Licensing, Litigation, and Regulation

Under the Microscope: Legal Issues in Life Sciences & Healthcare

Blank Rome Attorneys Recognized in the 2026 Legal 500 U.S. City Elite for Boston, New York, and Philadelphia

Litigation and Employment Issues for In-House Counsel 2025

Blank Rome Attorneys Recognized in The Legal 500 U.S. City Elite Rankings

Litigation and Employment Law Issues for In-House Counsel CLE Event 2025

Both Sides See Wins in Pa.’s Proposal to Allow Coordination of ‘Tag-Along’ Lawsuits

Blank Rome Partners Recognized in the 2026 Lawdragon 500 Leading Litigators in America

Chambers USA 2025 Recognizes Blank Rome Attorneys and Practices

Blank Rome Appellate Insights: Winning on Appeal

Blank Rome’s Gaming and Appellate Teams Secure Victory for BetMGM in Third Circuit

Litigation and Employment Issues for In-House Counsel

Litigation and Employment Law Issues for In-House Counsel CLE Event

Blank Rome Partners Recognized in the 2025 Lawdragon 500 Leading Litigators in America

Chambers USA 2024 Recognizes Blank Rome Attorneys and Practices

Litigation and Employment Law Issues for In-House Counsel

‘There’s No Better Training than In-Person Training’: How 3 Phila. Firms Mold Future Litigators

Blank Rome Partners Recognized in the 2024 Lawdragon 500 Leading Litigators in America

Blank Rome Named a 2023 Pennsylvania Powerhouse by Law360

Blank Rome Secures Class Action Victory for Simon Property Group

Chambers USA 2023 Recognizes Blank Rome Attorneys and Practices

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Business Litigation

Privacy, Security & Data Protection

Class Action Defense

Compliance & Investigations

<ul>
<li>Defeated $1.5 billion trade secrets and breach of contract action following two-week arbitration. Full defense award.</li>
<li>Defeated class action alleging RICO conspiracy claims and seeking over $300 million against Fortune 100 company; class certification denied and case dismissed.</li>
<li>Won dismissal of novel compulsive gambling tort claims on behalf of online casino; dismissed by District Court, then affirmed following argument at the Third Circuit Court of Appeals.</li>
<li>Won $11 million arbitration award in gaming dispute, successfully pierced the corporate veil.</li>
<li>Defeated $500 million trade secrets claim following three-week federal jury trial; plaintiff awarded one dollar for breach of contract.</li>
<li>Secured significant financial settlement and injunctive relief on behalf of technology company against agricultural corporation following litigation in multiple courts.</li>
<li>Secured high-value settlement in arbitration on behalf of investor following fraud on a financial exchange, after piercing the corporate veil in federal court trial.</li>
<li>Defeated $82 million contract and fraud claims in a telecommunications trade secrets dispute, following federal jury trial, and won sanctions and attorneys’ fees for destruction of evidence.</li>
<li>Successfully represented real estate developer with $200 million construction project, defeated injunction claims.</li>
<li>Successful result in hedge fund dispute, won multi-million-dollar arbitration award, plus punitive damages and attorneys’ fees.</li>
<li>Defeated $70 million breach of contract claim for a construction-related distribution agreement, and won a counterclaim, following a five week bench trial.</li>
<li>Defeated $170 million software trade secrets lawsuit, and obtained permanent injunction securing client’s intellectual property rights, followed by contempt order for violations of injunction.</li>
<li>Fraud action against derivatives trading website—secured verdict in California state court, upheld as a nondischargeable debt in federal bankruptcy proceedings in Texas, affirmed by Texas federal court, the Fifth Circuit Court of Appeals, and review denied by U.S. Supreme Court.</li>
<li>Biotechnology dispute involving virus-based gene delivery—misappropriation of trade secrets—achieved settlement for no money on behalf of defendant after expedited discovery.</li>
<li>Software implementation and customization dispute between Fortune 500 companies—defeated multi-million dollar claims and obtained minimal verdict following two-week jury trial.</li>
<li>Breach of contract and trademark infringement action between manufacturers and distributors of lighting technologies—won eight-million-dollar AAA arbitration award, confirmed by federal court.</li>
<li>Breach-of-contract, fraud, and RICO action between mortgage company and top agents—defeated $30 million claim and secured $1.6 million counterclaim in AAA arbitration, confirmed by federal court.</li>
<li>Fraud action by equity fund and holding company against sellers of a transportation logistics company—won $30 million JAMS arbitration award, confirmed by federal court.</li>
</ul>

Daniel E. Rhynhart

Daniel E. Rhynhart

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