Our founders, Keith Matheny and Jeff Gallant, established US ENT with a clear vision: to save ear, nose, and throat practices both time and money, allowing doctors and staff to focus on their patients. At US ENT, we strive to enhance practice operations, elevate patient care, and position ourselves as an industry-leading partner in the field of otolaryngology.
Our Team
Keith Matheny, M.D., FARS
Founder, Chairman & CEO
Keith Matheny co-founded US ENT in 2018, bringing nearly 20 years of experience as a practicing ENT physician. Dr. Matheny practices at Collin County ENT in Plano, Texas. He received his Bachelor of Arts in Biology from Baylor University and his Medical Doctorate from University of Texas-Houston. Dr. Matheny completed his residency at Vanderbilt University.
Jeff Gallant
Founder, Advisor
Current Operating Partner, Welsh Carson Anderson & Stowe
Jeff Gallant brings 30 years of supply chain and procurement experience in the healthcare and technology industries. He is a current Operating Partner at WCAS, responsible for helping portfolio companies identify and implement operational improvement initiatives through a variety of cost management strategies. Jeff received his Bachelor of Science in Accounting from Miami University and a Master of Business Administration from DePaul University.
Greg Horn
Business Development Partner
Greg Horn joined US ENT in 2020, bringing nearly 30 years of medical device sales expertise, most recently serving as a Director of Sales for Siemens Medical. Greg received his Bachelor of Business Administration from University of Texas, Arlington.
Julia Gallant
Director of Operations
Julia Gallant joined US ENT in 2021, bringing 5 years of management consulting experience, focusing on executing projects in large-scale business transformation, including cost optimization, system implementation, and process improvement for global Fortune 500 companies. Julia received her Bachelor of Science from Lehigh University.
Paul Karch
Legal Counsel
Paul Karch began providing legal counsel to US ENT in 2023, bringing 40 years of legal experience, focusing on organization and commercial contracts for healthcare buying groups. Paul received his Bachelor of Arts and a Juris Doctorate from Harvard University.
Andrea Cange
Andrea Cange joined US ENT in 2025, bringing over 19 years of experience in medical sales, leadership and GPO consulting. Andrea has held leadership roles at Fortune 100 companies, including Cardinal Health and 3M Health Care, and has a strong background in capital equipment sales, direct distributor sales, revenue enhancement and cost containment. Andrea holds an MBA from Western Governors University and a Bachelor of Science in Business Management and Information Systems from George Fox University.
Jason Huang
Jason Huang is an experienced customer success leader in healthcare technology, having worked with organizations like CareMessage and Google. Throughout his career, he has specialized in helping companies drive engagement, streamline operations and deliver impactful outcomes for their clients. Jason is passionate about building strong partnerships, leading high-performing teams and creating strategies that support both customer and business success. Jason received his Bachelor of Science from San Jose State University.
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