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Kyle Courtnall is a veteran criminal defense attorney serving clients in the Washington, D.C. area. He is licensed to practice law in local and federal courts, with many years of experience handling a wide variety of criminal matters including white collar crimes. Mr. Courtnall also has extensive experience in the banking and financial services industries. Mr. Courtnall earned his J.D. from the University of Virginia School of Law. Prior to attending law school, Mr. Courtnall earned his bachelor’s degree cum laude from Georgetown University in Washington, D.C., and then worked for United Parcel Service in various Management and Industrial Engineering roles for 10 years. Mr. Courtnall has also earned an MBA from Johns Hopkins University, one of the most prestigious insitutions of high learning in the world, focusing on Finance. Immediately prior to joining SJKP, he worked in banking and finance for MorganStanley and JPMorgan, two of the world’s leading financial companies, for several years. Mr. Courtnall has over 20 years’ experience handling criminal law cases in the Washington, D.C. area. He has experience both as a prosecuting attorney and defense attorney. Mr. Courtnall was an instructor at several police academies, and was a field trainer for police officers and sheriff’s deputies. During his time as a prosecutor, Mr. Courtnall worked closely with local and federal law enforcement officers such as the FBI, DEA, and ATF. Mr. Courtnall has also been interviewed on local and national media outlets such as the Washington Post and CNN regarding criminal law matters.

Tal Hirshberg is joining the New York office, bringing more than two decades of experience at the intersection of law, business strategy and marketing. Mr. Hirshberg adds to the firm’s U.S. operations, advising domestic and international clients on complex matters spanning corporate, commercial, and litigation law. Mr. Hirshberg’s career includes roles at U.S. law firms, Fortune 500 companies, and innovative startups. He has advised on high-stakes litigation, negotiated multimillion-dollar commercial agreements, and counseled clients in sectors including entertainment, technology, and consumer products. His deep understanding of both the U.S. and global markets positions him to bridge legal and cultural gaps for clients navigating cross-border opportunities. Prior to joining SJKP LLP, Mr. Hirshberg served as counsel to prominent firms in New York, advised technology and media companies on intellectual property and transactional matters, and provided strategic guidance to growing startups. His multidisciplinary background allows him to deliver practical, business-focused solutions while ensuring full compliance with U.S. legal standards. Fluent in the language of both law and commerce, Mr. Hirshberg is committed to building SJKP LLP's New York presence into a hub for clients seeking sophisticated, responsive, and globally connected legal counsel.

Donghoo Sohn is a New York-licensed attorney at SJKP, LLP. Admitted to the New York Bar in 2016, he has practiced corporate and securities law at several prominent law firms in Syracuse, New York, including Scolaro, Fetter, Grizanti & McGough, P.C., Melvin & Melvin, PLLP, and Reed CNY Business Law, among others. Through his work across a broad spectrum of legal matters in U.S.- based firms, he has developed significant professional expertise, with a focus on delivering clear and accessible legal solutions that clients can readily understand and rely on. Mr. Sohn earned his Master of Law degree from Syracuse University College of Law (“SU Law School”). He later returned to SU Law School as a visiting scholar, during which time he delivered special seminars on blockchain technology and digital asset regulation. He also published a scholarly article on SSRN titled, “Duty of Disclosure: Comparison of Securities Regulations between the U.S. and South Korea through Cases in the Biopharmaceutical Industry.” Mr. Sohn is actively involved in academic and charitable initiatives through institutions and nonprofit organizations such as Syracuse University College of Law, the New York State Bar Association, the YWCA of Onondaga County, and diversity and inclusion foundations in Syracuse, NY.

Mia Kim is a dedicated immigration attorney serving individual and business clients from both the U.S. and Korea. Licensed to practice law in the District of Columbia, she offers comprehensive legal services across all areas of U.S. immigration law, including employment-based immigration, family sponsorship, investment visas, nonimmigrant visas, removal defense, and naturalization. She also offers legal services of international transaction law for the diverse corporates. Ms. Kim earned her LL.M. from Northwestern University Pritzker School of Law, one of the top law schools in the United States. She began her legal career at a prominent immigration law firm, gaining a reputation for effectively handling complex immigration matters with personalized strategies and meticulous attention to detail. She is especially experienced in assisting Korean individuals and companies navigate the U.S. immigration process, having successfully represented hundreds of clients in areas such as family petitions, F-1 student visas, H-1B work visas, green card applications, and citizenship.