Diana A. Chang

Diana concentrates her practice in environmental and mass tort litigation, with a focus on expert development. She works with experts in various fields to distill complicated ideas for a lay audience, and has extensive experience working with experts in multi-plaintiff litigation. Diana practices in federal and state courts across the country.
 
Diana is a seasoned litigator with experience representing clients through all stages of litigation. She has obtained summary judgment in a multimillion-dollar product liability suit alleging claims of design defect, failure to warn, and negligence due to the presence of PCBs in school-building products. She drafted and negotiated a settlement between a chemical manufacturer and a public entity in a suit involving contamination on public school property. And she has successfully moved for summary adjudication on a subcontractor’s duty to defend a general contractor. She also has extensive trial experience defending her client in multi-plaintiff product liability suits alleging injuries from claimed toxic exposures.
 
Diana represents clients in a wide range of industries and has the necessary experience to counsel clients when their litigation may affect multiple aspects of their business operations. 
 
During her years of practice in Boston, Massachusetts Super Lawyers recognized her as a “Rising Star.”  In 2024, she was selected to be a fellow in the Leadership Council for Legal Diversity.