Firm Profile

NastLaw LLC
1101 Market Street, Suite 2801
Philadelphia, PA 19107
United States
(215) 923.9300

Firm Details


Lead by Dianne Nast, one of the country’s premier litigators, NastLaw attorneys combine over 90 years of complex civil litigation experience. We provide our clients with experienced, confident representation to guide them in the most difficult cases.

NastLaw attorneys are known for taking leadership roles in their cases, helping to ensure our clients’ needs are well represented in every situation.

We represent clients across the country, and our lawyers are recognized as some of the top in the country for their dedication to their clients and track record of results.

Our offices are located in Philadelphia, one of the major centers of civil litigation in the United States. NastLaw attorneys work tirelessly to provide our clients with the best legal representation.



Our attorneys at NastLaw are relentlessly investigating dangerous drug lawsuits pertaining to fluoroquinolones, proton pump inhibitors, talcum powder, and Xarelto lawsuits.

We will investigate your potential Cipro, Levaquin, and Avelox lawsuit for aortic aneurysm and aortic dissection.

Recent studies have shown Nexium, Prilosec, and Prevacid are commonly used proton pump inhibitors that can cause kidney failure, chronic kidney disease, and other kidney injuries. 

Medical studies have shown a link between talcum powder and ovarian cancer. A judge recently awarded a $72 million dollar verdict against Johnson & Johnson for a talcum powder lawsuit. We are providing free legal consultations for individuals who have developed ovarian cancer after using Johnson & Johnson talcum powder.

Xarelto is a blood thinning medication manufactured by Bayer and marketed by Johnson & Johnson that has been linked to serious injuries and death from irreversible bleeding. More than 2,100 adverse events and over 150 deaths have been associated with Xarelto since it was approved in 2011.

If you have been affected while taking any of these manufactured drugs we urge you to visit our website and talk to one of our attorneys for a free consultation.


Your legal team at NastLaw combines over 90 years of legal experience representing people injured by dangerous drugs. Our dangerous drug lawyers are nationally recognized for their experience in representing people harmed by these products. Together, they have helped to negotiate billions of dollars in settlements.

Our attorneys are frequently asked to take leadership roles in the resolution of dangerous drug lawsuits. NastLaw currently holds court-appointed leadership roles in several major pharmaceutical cases against drugs such as Xarelto, Zoloft, Yasmin/Yaz, Prescription Testosterone.



NastLaw is one of the nation’s leading firms for vehicle recall lawsuits. Our attorneys have decades of experience in vehicle recall litigation for components such as tires, airbags, accelerators, ignition switches, and more.

We are also pursuing lawsuits against Takata Corporation and several major auto manufacturers for defective airbag inflators.



Our attorneys have decades of experience litigating medical devices. Nastlaw attorneys have been appointed to national leadership positions in various device Multi-District Litigations, including breast implants, trans-vaginal mesh and pace makers.

Our current medical device investigations include Da Vinci Robots, Transvaginal Mesh Implants and Mirena IUD contraceptives.



NastLaw attorneys are nationally recognized for their antitrust experience and have been appointed to significant leadership positions in some of the largest antitrust cases. Our lawyers have successfully litigated dozens of major antitrust cases to protect consumers and ensure fair competition for businesses.

Our antitrust lawyers are leading the way in some of the biggest and most significant antitrust cases. It is common to find one of our lawyers holding the lead counsel position, or playing a prominent role in the steering committee for many major antitrust cases.


  • American Association forJustice
  • National Trial Lawyers Association

Firm Practice Areas

  • Mass Tort Litigation / Class Actions - Plaintiffs
  • Personal Injury Litigation - Plaintiffs