Robert Fireman

President & Chief Executive Officer

Robert Fireman is an attorney, entrepreneur, and builder of new and innovative businesses across a variety of industries. Mr. Fireman has been instrumental in the development of the Company's business, strategic planning, and management team.

Jon Levine

Treasurer & Chief Financial Officer

Jon Levine is a seasoned executive with over 25 years of management experience in finance, HR, real estate development, and acquisitions. Mr. Levine worked for over 17 years for Equity Industrial Partners Corp. in MA, a commercial real estate development company that has managed and sold over 50 million square feet in the US.

Dr. Jokūbas Žiburkus

Chief Innovation Officer

Dr. Žiburkus is well established as a global thought leader and expert on the health effects of compounds found in cannabis and hemp. An award-winning professor of neuroscience for the last decade at the University of Houston, he has more than 25 years of biomedical training and expertise and has educated over 500+ physicians and nurses around the globe in the last three years. He has had over 30 peer-reviewed articles published on the topics of epilepsy and neurological disorders and taught the University of Houston’s and Texas’s first graduate seminar course on the endocannabinoid system. Dr. Žiburkus is also a highly valued featured speaker across the world on the effects of cannabinoids on human health, wellness, and lifestyle.

Jonathan Rider

Chief Technology and Information Officer

Mr. Rider brings over 25 years of technology experience to MariMed and has held multiple senior leadership positions across various industries, with a consistent focus on supporting global business operations. At he led its data warehouse and business systems teams handling 10 million transactions daily with over 50 million users and data spanning 20 countries. He was CIO of Gilbane building company, where he designed and built a cloud-based construction and facility management application reducing construction costs and build times for 600 internal users and thousands of contractors. As SVP at Arcadia Solutions Mr. Rider managed the development and deployment of healthcare transformation software (SAS) for clients throughout the US and holds a patent for Electronic Health Record Data Mining. As Chief Operating Officer at video software provider SeaChange International, he was instrumental in turning a $40M annual loss into a $14M profit in one year.

Mr. Rider also brings experience in advanced manufacturing process methodologies and will implement data collection plans using techniques in sampling, data capture, processing tools, system security and regulatory compliance. He will also be responsible for the daily IT operations, infrastructure and global business systems throughout the company. Mr. Rider, a decorated U.S. Army instructor pilot, holds an MBA and is a Certified Six Sigma Black Belt.

Phil Frankenberg

President of MariMed Hemp

Frankenberg previously served as president and CEO of Fragments Holding, where he drove a 10x increase in sales of private label and licensed retail brands in four years. He earlier served as CEO of Ballet Jewels, where he grew sales volume with core customers through private label partnerships, which led eventually to the company’s sale to GMA Accessories.

Prior to Ballet Jewels, he founded and served as chief merchandising officer at Crimzon Rose International, where he grew annual sales to $125 million, built private label and licensed brand collaborations with major retailers. He led the company through three acquisitions, leading to a successful exit with its purchase by Li & Fung, the world’s largest sourcing company.

Frankenberg holds a B.A. in Economics from George Washington University.