Denis Grizelj
Small Business Owner in Belmont, CA
Denis Grizelj – CEO and Co-founder of MD Labs | Healthcare Diagnostics Executive | Leader in Clinical Laboratory Innovation
Denis Grizelj is a healthcare diagnostics executive and the visionary CEO and co-founder of MD Labs, a nationally recognized clinical laboratory testing company specializing in advanced diagnostic testing services. With a commitment to innovation in healthcare, Denis leads MD Labs in delivering cutting-edge clinical laboratory services that support more accurate, efficient, and timely medical decision-making for patients and providers alike.
Under Denis’s leadership, MD Labs has become a trusted name in the medical laboratory industry, known for its comprehensive portfolio of clinical diagnostic testing solutions. The company’s core mission is to improve patient outcomes through rapid, reliable lab results that empower healthcare professionals to provide the best possible care.
A Distinguished Career in Healthcare Sales and Business Development
Prior to founding MD Labs in 2011, Denis Grizelj built a successful career in healthcare sales, business development, and the medical technology sector. His background includes expertise in medical devices, healthcare IT, and diagnostic tools—experience that laid the foundation for MD Labs' rapid growth and strong industry presence. Denis’s strategic vision and market acumen have propelled MD Labs to the forefront of laboratory diagnostics and clinical testing innovation.
As CEO, Denis manages the company’s strategic direction, R&D, and operational excellence, continually positioning MD Labs as a leader among clinical lab testing providers in the United States.
Educational Background and Community Commitment
A native of San Mateo, California, Denis Grizelj is a proud Croatian-American entrepreneur and graduate of the University of California, Davis, where he earned a Bachelor’s degree in Managerial Economics in 1999. His solid academic foundation and real-world leadership experience drive his continued success in the clinical laboratory and healthcare diagnostics sector.
Beyond his role at MD Labs, Denis remains actively involved in his local community. He volunteers as a youth sports coach, mentoring young athletes in Little League and other sports programs. Passionate about leadership development and teamwork, Denis values fitness, recreation, and most importantly, spending meaningful time with his family and close friends.