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Mark B. Weinheimer

Mark’s legal practice is focused in order to provide knowledgeable advice and counsel to a wide array of individuals and family-owned businesses, closely-held companies, and their owners and managers, primarily in the business, real estate and esta… Read More
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Katherine L. Opel

Kathie Opel joined the firm in 2015, after working for several years at a large firm in St. Louis. She focuses her practice on estate planning, business entity formation and governance, real estate law and contract drafting, negotiation and review. K… Read More
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Carissa M. Schmidt

Carissa Schmidt is an associate attorney who joined the firm in 2019, after graduating from St. Louis University School of Law. Carissa’s practice areas align with the firm as she focuses of on real estate transactions as well as business entity fo… Read More
Carissa's Practice Areas:  Real Estate, Business Law
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Meet Our Attorneys

Mark B. Weinheimer's Profile Image
Mark B. Weinheimer
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Katherine L. Opel's Profile Image
Katherine L. Opel
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Carissa M. Schmidt's Profile Image
Carissa M. Schmidt
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Contact Us

Weinheimer Opel Law Firm
One Ginger Creek Meadows
Glen Carbon, IL 62034
Phone: (618) 692-5111