Management team


Viktor Karlsson,
President & Chief Executive Officer

Viktor Karlsson is the President & CEO and co-founder of Premune. Mr. Karlsson holds a background in business development. Prior to founding Premune, he was the Chief Executive Officer and co-owner of Lunicore, today one of the largest management consultancy firms for young professionals in the Nordics. Viktor studied MSc in Industrial Engineering and Management at Lund University and Technology Management of Innovation at University of Tokyo.

Viktor has a beloved Bengal cat that goes by the name Rafiki.


Michio Soga,
Chief Financial Officer

Michio Soga is Chief Financial Officer of Premune Inc., where he oversees Premune’s corporate finance and accounting functions. Mr. Soga brings more than 30 years of senior-level financial experience, including more than 11 years of life sciences expertise to Premune. Previously, Mr. Soga has served as Chief Financial Officer at several both private and public companies in the life science sector, including Transave, Inc., Pharmacopeia, Inc., Metaphore, Inc. and Confetti Network Ltd. Prior to his shift to the corporate side, Mr. Soga was an investment banker at Goldman Sachs, Morgan Stanley, and Banque Indosuez. Michio received his Masters of Public and Private Management from the Yale School of Management and his Bachelor’s degree from Dartmouth College.

Michio has two black Labradors, Sachi and Layla.


Carl K. Johnson, D.V.M.,
Chief Medical Officer

Carl K. Johnson is the Chief Medical Officer of Premune Inc. Mr. Johnson joined Premune with more than 25 years experience from product development in animal health. Most recently, Mr. Johnson held the position as Global Head of Project and Portfolio Management at Merial, a subsidiary of Sanofi Company, where his team developed new pharmaceutical and biological products. Prior to Merial, Johnson has been engaged in a variety of senior-level research positions focused on product development, research and regulatory affairs at Intervet, Pfizer Animal Health and Schering-Plough Animal Health. Carl earned a Doctor of Veterinary Medicine degree from Cornell University and a Masters of Arts degree in Geological Sciences from Harvard University.


Mickey McDermott
Global Head of Marketing

Mickey McDermott is the Global Head of Marketing of Premune Inc. Mr. McDermott has more than 15 years of experience in Animal Health, focused on marketing and communication strategies. Prior to joining Premune, he was the Director of Global Innovation at Novartis Animal Health. Mr. McDermott has held several senior positions in marketing and communications at Pharmacia Animal Health, SmithKline Beecham, Saatchi & Saatchi and Ferguson. Mickey holds a Bachelor of Science Degree in Dairy Science from Texas A&M University and a Master of Science in Animal Science from Cornell University.

Mickey leads the pet count at Premune, with four dogs, four cats, four birds, a horse and a pony. 


Sofia Östman, Ph.D
Head Of Clinical Development

Sofia Östman is the Head of Clinical Development of Premune. Prior to joining Premune, Dr Östman held a postdoctoral position in Clinical Bacteriology at University of Gothenburg, having worked for more than a decade together with the research team that is behind Premune's internal developments. Dr Östman has extensive knowledge on oral tolerance mechanisms and the role of the gut microbiota.