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Mark A. LangguthGovernment Contracts Attorney in Lemont, IL
Argonne National Laboratory
Government ContractsReal Estate
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Contact
Email
mlangguth@anl.gov
Phone
(817) 663-0968
Address
9700 S Cass Ave Argonne National Laboratory, Lemont, IL, 60439, US
Professional
About
Mark A. Langguth is a distinguished attorney based at the Argonne National Laboratory in Lemont, Illinois, where he brings a wealth of expertise to his practice areas of patent infringement, government contracts, and patent application. With a remarkable career spanning over three decades, Mark has established himself as a leading authority in the field of intellectual property law. His deep understanding of complex legal frameworks and his strategic approach to legal challenges make him a sought-after advocate for clients ranging from innovative startups to established enterprises. At Argonne National Laboratory, Mark leverages his extensive experience to provide nuanced legal counsel that is both innovative and pragmatic. He is committed to guiding his clients through the intricate landscape of patent law, ensuring that their intellectual property is robustly protected and strategically managed. His proficiency in government contracts further underscores his capability in navigating the regulatory intricacies that accompany high-stakes agreements with federal entities. Mark’s dedication to his clients is evident in his personalized approach, where he meticulously tailors his strategies to align with their unique business objectives and industry demands. Mark A. Langguth’s practice is characterized by a steadfast commitment to excellence and an unwavering focus on client success. He is renowned for his ability to demystify complex legal concepts, empowering his clients with the knowledge and confidence needed to make informed decisions. By fostering strong, collaborative relationships, Mark ensures that his clients are not only protected but also positioned for long-term growth and innovation. His dedication to maintaining the highest standards of legal service continues to make him an invaluable asset to his clients and the broader legal community.
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Updated: Jun 15, 2026