Robert B. Casarona

Corey N. Thrush is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Corey N., who practices law in Cleveland, Ohio, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Corey N. is held by other top lawyers in the same geographic and legal practice area.

Scott is a lifelong Clevelander who loves this city and treasures his ability to represent people across the Greater Cleveland Area. His mother’s parents were Holocaust survivors and his parents instilled in him the value and need to fight for the little guy. He does this every day in his work. Scott enjoys providing people with some measure of comfort during difficult times and works to be a reliable, trustworthy voice and advocate for his clients. When he’s not in the office, Sc...

James F. Koehler is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Securities. James F., who practices law in Cleveland, Ohio, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James F. is held by other top lawyers in the same geographic and legal practice area.

With over 30 years of experience, Jim litigates negligence, product liability, toxic tort, employer intentional tort, insurance, commercial, and construction related claims in federal and state trial courts, as well as state appellate court. His liability defense concentration includes personal injury, property damage, construction defects, product liability, and general litigation. Jim has achieved the highest ranking, AV Preeminent®, from Martindale-Hubbell® and has been listed as a...

Julie A. Crocker is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Real Estate. Julie A., who practices law in Cleveland, Ohio, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Julie A. is held by other top lawyers in the same geographic and legal practice area.

Gregory J. O'Brien is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance and Litigation - Labor and Employment. Gregory J., who practices law in Cleveland, Ohio, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gregory J. is held by other top lawyers in the same geographic and legal practice area.

Jane F. Warner is a Shareholder who joined the firm on December 31, 2020. Jane is a trial attorney who defends health care providers and health care entities against claims of professional or institutional negligence. Jane, who has thirteen years of experience in critical care nursing, applies her medical knowledge and ability to understand and communicate the provider’s perspective to the cases she handles. This proves to be invaluable as she translates technical data into logical info...

Matthew K. Grashoff focuses his practice on construction law and commercial litigation and has experience in the areas of insurance coverage and appellate practice. Matt manages cases at all stages of the construction process, from bid disputes through project correspondence, scope disputes, change order disputes, alternative-dispute-resolution mechanisms such as dispute review boards and the ODOT step process, and lien and bond claims. He represents clients through all stages of litigation b...

William A. Doyle is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Real Estate. William A., who practices law in Cleveland, Ohio, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which William A. is held by other top lawyers in the same geographic and legal practice area.

Mr. McGuire brings a wealth of experience to his role as a trusts and estates attorney, where he specializes in crafting tailored solutions for clients based on their individual needs, concerns, and goals. Dan has represented clients across the entire wealth spectrum and is adept at advising clients in addressing changing circumstances that require planning for the future. Dan holds licenses to practice law in Ohio and Florida. Prior to joining Mansour Gavin, he played a crucial role in the a...