Our Team

Mark G. Basile


A graduate of the John Marshall Law School finishing in the top 15% of his class, Mark was trained to try cases.  He has extensive experience working for insurance companies while going to law school.  After passing the Illinois and California Bar Exams on the first attempt, he then worked as a civil defense attorney representing various insurance companies.  He knows the tactics and strategies these large corporations employ to keep claimants from obtaining the full compensation they deserve.  Mark has been representing plaintiffs in litigation for many years and has successfully tried over 200 jury trials in addition to handling numerous bench trials, arbitrations, and mediations.  He serves as a chair- qualified Cook County Arbitrator.  He is and has been a member of various legal associations including the Illinois Trial Lawyers Association.  He is also a member of the Million Dollar Advocates Forum and the Multi-Million Dollar Advocates Forum-the most prestigious groups of trial attorneys in the country of which fewer than 1% of all U.S. lawyers are members.   

Carol "Billie" Oshana-Of Counsel


A graduate of DePaul Law School,  Billie is a litigation attorney practicing before the courts for nearly twenty years, Carol Billie Oshana has displayed passionate advocacy on behalf of her clients.  Concentrating in employment law, general civil litigation, and real estate, Ms. Oshana is a lawyer who has won numerous cases on behalf of her clients and has negotiated six-figure settlements that have compensated her clients to their satisfaction. She also won a full reversal before the 7th Circuit, enabling her client to pursue her claim before a jury. Ms. Oshana has argued the law before the Federal District Courts, the Circuit Courts, the Illinois Appellate Courts, the Illinois Human Rights Commission, the Chicago Commission on Human Relations, National Labor Relations Board and the Illinois Education Labor Relations Board.  Her persistent and aggressive advocacy has earned her a reputation as a strong advocate who cares about the well-being of her clients.  

Ken Dusold

A graduate of Loyola University Law School, Ken was a member of the International Law Review, Intern

A graduate of Loyola University Chicago School of Law, Ken was a member of the International Law Review, International Law Society, Intellectual Property Law Society, and Catholic Lawyers Guild.  Ken has worked for other firms before joining the Basile Law Firm and has extensive experience in all phases of litigation including the drafting of various documents, motion and discovery practice, and courtroom appearances.  He is an integral part of keeping clients informed and their cases moving toward prompt resolution.