Experience. Wisdom. Compassion. Trust.

At Shaheen Law Group, our team of attorneys represents a distinguished blend of experience, integrity, and unwavering dedication to the people we serve. With decades of combined practice across family law, criminal defense, real estate, and civil matters, our lawyers are committed to delivering high-caliber counsel rooted in preparation, compassion, and strategic insight.

Meet Our Attorneys

Michael J. Shaheen

Founder/Attorney

Michael J. Shaheen is the Founder and Managing Member of Shaheen Law Group, LLC, a general practice law firm based in St. Clairsville, Ohio, with a secondary office in Barnesville, OH.

An attorney with nearl four decades of experience, Mr. Shaheen represents a broad range of clients - including individuals, corporations, governmental bodies, and public officials - across diverse areas of civil, criminal, and administrative law.

Michael is a native of Eastern Ohio and a graduate of Duquesne University(B.A., 1986). Following his legal studies, he returned to the Ohio Valley to assist in the transition of his family's business, Bedway Coal Company, before entering private practice. In 1997, he established what is now Shaheen Law Group, LLC. Rooted in family values, Shaheen Law Groupl, LLC has grown into a prominent regional firm known for its client-centered philosophy and comprehensive legal services.

Under his leadership, Shaheen Law Group provides legal representation in matters involving family law, corporate and business law, personal injury, real estate and oil and gas, wills and estates, and general civil litigation. Mr. Shaheen is known for his analytical rigor, practical judgement, and dedication to delivering high-quality legal counsel.

Mr. Shaheen resides in St. Clairsville, OH, with his wife, Robyn, and has two children, Hannah and Mikey.

Diane Senakievich

Attorney

With more than 22 years of experience in civil litigation, Diane is a seasoned attorney recognized for her strategic approach, integrity, and commitment to achieving meaningful results for her clients. Over the course of her career, she has represented individuals, businesses, organizations, and political subdivisions in a broad range of civil matters, including contract disputes, dispute resolution, employment law, personal injury, and commercial litigation. Known for her thorough preparation and client-focused advocacy, Diane provides practical guidance and steadfast support throughout every stage of the legal process. Diane has been successful in obtaining favorable results for her clients, including obtaining the dismissal of a case where the Plaintiff sought $26 million in damages. Outside the courtroom, Diane is the proud parent of three children, but a mom to many of the youth in the community. She volunteers as a youth group leader, where she mentors and supports young people in their personal and spiritual growth. In addition, she contributes her time to a local marching band, helping foster teamwork, discipline, and creativity among aspiring musicians and visual performers. Whether guiding clients through complex legal disputes or giving back to her community, Diane brings dedication, compassion, and professionalism to everything she does.

Jacob Leach

Attorney

Jacob A. Leach is an associate attorney with Shaheen Law Group, LLC, serving the firm’s offices in Barnesville and St. Clairsville, Ohio. A native of Barnesville in Belmont County, Jacob returned to his hometown to serve the legal needs of the residents of his community. He completed his undergraduate studies at Ohio University Eastern (OUE) and went on to earn his Juris Doctor from the University of Dayton School of Law. At just 22 years old, he was admitted to the Ohio bar following the July 2023 bar exam. Jacob brings to his role a sincere dedication to his clients and a desire to explore a variety of legal disciplines. At the start of his career, he expressed his intention to “try all the areas out” as he gains experience in his practice. His interest in law is rooted in the human element of the legal system: originally an arts major, his love of reading, history, and complex ideas led him toward the legal profession. In his professional capacity, Jacob works across Shaheen Law Group’s practice areas, which include family law, criminal and general counsel, civil litigation, personal injury, real estate and oil & gas, wills and estates, and corporate law. He is also admitted to practice in the U.S. District Court, having recently secured authorization to do so. Jacob has already been actively involved in high-profile local matters. For example, he represented a former Salvation Army leader in Belmont County Eastern Division Court during a plea proceeding in 2025. Outside the office, Jacob has a strong connection to his community. He is the son of Melissa and Darren Leach, and his family has deep roots in Barnesville.

John Estadt

Of Counsel

Born and raised in the small idyllic town of Caldwell, Ohio, John Estadt grew up learning the values that all Ohioans share - family, common sense and hard work. He learned firsthand from his grandfather, Joseph Estadt, who was a German immigrant, and the town blacksmith, the importance of hard work. As a young man, his father, a funeral director of over fifty (50) years, inspired his belief in honest public service through his unflagging compassion and desire to help those less fortunate. More than anything, it is his family and the values he learned growing up among the hardworking men and women of Southeast Ohio that define who John Estadt is and the dedicated and honest attorney he strives to be. John Estadt attended Kent State University in 1968. In 1972, he graduated with a Bachelor of Arts degree majoring in History. John then became the Belmont County Extension Agent for 4-H. He also, at that time, attended The Ohio State University and received a Master of Science degree majoring in Agricultural Education in 1979. Upon graduating from Case Western Reserve University School of Law in 1983, he returned to practice law in Caldwell, Ohio before moving on and joining the law firm of Kinder, Kinder and Hanlon in St. Clairsville, Ohio in 1984. Shortly thereafter, John left the Kinder law firm to go with the law firm of Hanlon, Duff and Paleudis Co., LPA. where he became a founding partner and managing attorney of the law firm Hanlon, Estadt, McCormich & Schramm Co LPA. John is a member of The United States Tax Court. Additionally, John is a Member of the Bar of the United States Supreme Court. John is a past Exulted Ruler and Trustee of Barnesville Elks Lodge No. 1699, former Board Member and Chairman of Belmont County Family Planning, a past member of Belmont County Park Board District NO. 2 (James Carnes Center). Currently, he is the President of and a founding Board Member of the St. Clairsville Public Library Foundation. In addition to his professional affiliations, John is a Member of St. Mary’s Catholic Church, the St. Clairsville Knights of Columbus Lodge 4243, Barnesville Elks Lodge No. 1699, St. Clairsville American Legion Post 159, the St. Clairsville Eagle Aerie 2541 and the past president of the Belmont Hills Country Club. John is an avid outdoors man, angler and golfer. He has been married for more than three decades to the former Patricia Jones. They have one child, a daughter. Alicia.