About Timothy
Timothy Grisillo is an attorney who practices through Zlock & Coverdale, PC. He earned his J.D. from Drexel University School of Law and is admitted to practice in both Pennsylvania and New Jersey. He joined Zlock & Coverdale in 2017 and has worked there since, building his practice around the needs of clients in the two states where he is licensed.
Grisillo’s path to law began at Drexel, where he completed his legal studies and prepared for admission to the bar. His legal education provided classroom instruction and practical training that informed his transition into private practice. The J.D. from Drexel served as the foundation for his early career steps and entry into the courtroom and client counseling roles he holds now.
He started at Zlock & Coverdale, PC in 2017 as a lawyer. Over the years at the firm he has handled a range of matters for clients located in Pennsylvania and New Jersey. His work there has included advising individuals and representing them in state matters. He continues to be part of the firm’s attorney roster and contributes to the day-to-day handling of client files.
Licensed in two neighboring jurisdictions, Grisillo represents clients across state lines and appears in venues appropriate to the matters he handles. That dual admission allows him to take cases and advise on legal issues that involve both Pennsylvania and New Jersey law. He works with clients on procedural and substantive elements of their matters and coordinates filings and appearances as needed.
Outside the office he maintains memberships in professional associations relevant to his practice. Those memberships keep him connected to peers and provide networks for professional development. He takes part in continuing professional activities that help him stay current on changes in law and practice in the states where he is licensed.
Colleagues describe his approach as practical and detail-oriented. He emphasizes clear communication with clients and careful attention to the procedural steps that matter in state practice. He prioritizes giving clients a straightforward assessment of options and what to expect as cases progress.
As of 2026, Grisillo continues to serve clients through Zlock & Coverdale, PC, representing individuals and entities in matters arising in Pennsylvania and New Jersey. His current practice focuses on advising and representing clients in matters across those two jurisdictions.
