Justin Proper Email & Phone Number

Justin Proper

Partner at White and Williams LLP | Philadelphia, Pennsylvania, United States

Justin Proper Socials
About Justin Proper

Justin Proper serves as a Partner in the Commercial Litigation Group at White and Williams LLP, where he leverages his extensive expertise to navigate complex legal challenges faced by clients across diverse industries. In his current role, Justin specializes in representing corporations, financial institutions, and individual clients in high-stakes disputes involving patent infringement, unfair competition, and antitrust violations. His deep understanding of intellectual property law and securities regulation enables him to craft strategic litigation approaches that protect clients’ innovations and market positions.

Justin’s practice also encompasses critical areas such as mortgage fraud, lender liability, RICO violations, and professional malpractice, reflecting his comprehensive grasp of the intricacies involved in commercial disputes. He has successfully managed cases involving breach of warranty, products liability, and breach of contract, often employing alternative dispute resolution techniques to achieve efficient resolutions. His trial practice experience ensures he is well-equipped to advocate effectively in court when necessary.

Beyond litigation, Justin’s expertise extends to construction law, joint ventures, and corporate law, allowing him to advise clients on transactional and regulatory matters that impact their business operations. His strategic approach combines rigorous legal analysis with practical problem-solving, making him a trusted advisor for clients facing complex commercial disputes. Justin’s dedication to staying abreast of evolving industry standards and legal developments ensures that his clients benefit from innovative and effective legal solutions tailored to their unique needs.

Justin Proper Work
1 experience icon

Partner at White and Williams LLP in February 2009 to Present

Justin Proper Education

Albany Law School, July 1996 to July 1999

Siena College, July 1992 to July 1996

Catholic Central High School, July 1990 to July 1992

Justin Proper Skills

Commercial Litigation

Arbitration

Litigation

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About Justin Proper's Current Company
Frequently Asked Questions about Justin Proper

What is Justin Proper email address?

Email Justin Proper at [email protected], [email protected], [email protected], [email protected], [email protected], [email protected] and [email protected]. This email is the most updated Justin Proper's email found in 2026.

What is Justin Proper phone number?

Justin Proper phone number is 2673098132.

How to contact Justin Proper?

To contact Justin Proper send an email to [email protected], [email protected], [email protected], [email protected], [email protected], [email protected] or [email protected]. If you want to call Justin Proper try calling on 2673098132. (updated on May 02, 2025)

What company does Justin Proper work for?

Justin Proper works for White and Williams LLP

What is Justin Proper's role at White and Williams LLP?

Justin Proper is Partner

What industry does Justin Proper work in?

Justin Proper works in the Law Practice industry.

Justin Proper Email Addresses

Email Justin Proper at [email protected], [email protected], [email protected], [email protected], [email protected], [email protected] and [email protected]. This email is the most updated Justin Proper's email found in 2026.

Justin Proper Phone Numbers

Justin Proper phone number is 2673098132.
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