Heyl, Royster, Voelker & Allen
David Sinn is a Shareholder at Heyl, Royster, Voelker & Allen since 2014. Prior to practicing law, David worked as a Vice President at Sinn Oil Company and as an EMT at McDonough District Hospital. David holds a Bachelor of Science degree from Western Illinois University in Pre-Medicine with graduate hours from University of Illinois and University of Tennessee.
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Heyl, Royster, Voelker & Allen
Heyl Royster is a regional law firm with more than 100 lawyers and seven offices located in Illinois (Peoria, Champaign, Chicago, Edwardsville, Rockford, and Springfield and Missouri (St. Louis). The firm provides legal services for businesses and corporations, professionals, healthcare organizations, governmental entities, universities, insurance carriers, and other major institutions. Our lawyers have successfully defended clients in state, federal and appellate courts, and before the Illinois Workers' Compensation Commissions throughout Illinois. We have defended clients in Indiana, Iowa, Missouri, Wisconsin, and Mississippi as well. Our attorneys also counsel clients on commercial transactions and all aspects of business life. Through our lawyers' participation in bar and industry activities, we identify and help develop trends in the law that we believe will be of benefit to our clients.