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Jonathan LeinheardtLitigation Attorney in Boulder, CO
Law Offices of Jonathan Leinheardt
LitigationProbate
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Contact
Email
leinheardt@coloradolawyer.com
Phone
(844) 408-0922
Address
Boulder, CO, US
Professional
About
Jonathan Leinheardt is a distinguished attorney based in Boulder, Colorado, specializing in probate law and elder advocacy. With over 30 years of legal experience, he brings a wealth of knowledge to his practice, focusing on the unique needs of older adults, individuals with disabilities, and at-risk populations. A graduate of Brooklyn Law School, where he earned his Juris Doctor in 1991, Jonathan's legal journey has equipped him with a diverse skill set that enhances his effectiveness in probate and elder law matters. Prior to establishing his practice in Boulder, Jonathan served as an Assistant District Attorney in Queens County, New York City, where he honed his litigation skills by investigating and prosecuting complex cases involving racketeering and organized crime. This background has instilled a strong foundation in trial and appellate advocacy, enabling him to secure favorable outcomes for clients at all stages of representation. Jonathan is actively involved in his community, serving as Co-Chair of the Elder Law Section of the Boulder County Bar Association, where he advocates for the rights and needs of older adults. He has also been a dedicated member of the Board of Directors for REACH Charter School in Denver since 2015, contributing to the development of inclusive educational policies for students with disabilities. In addition to his legal practice, Jonathan enjoys coaching his son's ice hockey team, the Colorado Ice Wizards, where he also provides legal counsel to the Board of Directors. His commitment to both his clients and his community underscores his passion for making a positive impact in the lives of those he serves.
About Litigation Law
Litigation attorneys represent clients in civil lawsuits, handling all aspects of disputes from filing through trial and appeal. They are skilled advocates in and out of the courtroom. Common matters include civil disputes, business litigation, contract disputes, appeals.
Credentials
Education
1991 Brooklyn Law School JD
Languages
English
Recognition & Involvement
Associations
2017 - Present Boulder County Bar Association Co-Chair of Elder Law Committee 2004 - Present U.S. District Court District of Colorado 2003 - Present Colorado Bar Association 1993 - Present U.S. District Court Eastern District of New York 1993 - Present U.S. District Court Southern District of New York
Other Litigation Attorneys in Boulder, CO
Updated: May 25, 2026