DermTech Leadership

John Dobak, MD, has served as Founder and CEO of several venture-backed life science companies in San Diego. Dr. Dobak is the President of the JAKK Group, a life sciences technology accelerator, which has created several companies, including Lithera, INNERCOOL Therapies, and CryoGen/CryoCor. These companies have developed and marketed therapeutics, ranging from endovascular hypothermia to treat cardiac arrest to catheter-based treatments for cardiac arrhythmias. They have been financed by top tier investment firms and have achieved exits through acquisition and an IPO. Dr. Dobak and these companies are the recipients of several awards for entrepreneurship and innovation, including UCSD Connect’s Most Innovative New Product and MIT’s TR 100. Dr. Dobak received a bachelor’s degree from UCLA and a medical doctorate from UCSD.

Claudia Ibarra has over 25 years of experience in clinical laboratory operations, in the areas of oncology, immunology and molecular biology. In her leadership roles, she grew and developed the laboratory operations of renowned diagnostic companies to a highly efficient and successful state, with unparalleled quality, service level and inspection track records. Before joining Dermtech, Mrs. Ibarra served as Senior Vice President, Laboratory Operations at Exagen, Director of the molecular oncology laboratory at Genoptix, Inc., where she was also the Molecular Genetic Training Program Coordinator, and other reference clinical laboratories focused on immunology and solid tumors. Mrs. Ibarra holds a degree in Biochemistry with specialization in clinical laboratory science from the University of Buenos Aires, Argentina and a California License as Clinical Laboratory Scientist.

Mr. Sun brings almost two decades of corporate finance experience, including debt and equity financings, acquisitions, commercial product launches and infrastructure scaling and expansion projects mostly in the medical device and diagnostic industries. From 2008 to 2018, Mr. Sun served in various executive and management roles for DexCom, Inc., a NASDAQ-listed medical device company, including most recently as Vice President, Corporate Controller and Treasury, Interim Chief Financial Officer, and Vice President, Finance, and had key roles during a phase of significant growth and expansion as DexCom created the category to ultimately become the global leader in real-time continuous glucose monitoring devices. During Mr. Sun’s tenure as Interim Chief Financial Officer, DexCom raised $400 million in convertible debt. Prior to DexCom, Mr. Sun held various roles of increasing responsibility at Biosite Incorporated, a NASDAQ-listed leader in rapid point of care diagnostics. Mr. Sun holds a B.S. in Business with a dual major in Accounting and Finance, a minor in Psychology, a Masters in Strategic Management and an MBA from the Kelley School of Business at Indiana University.

John Dobak, MD, has served as Founder and CEO of several venture-backed life science companies in San Diego. Dr. Dobak is the President of the JAKK Group, a life sciences technology accelerator, which has created several companies, including Lithera, INNERCOOL Therapies, and CryoGen/CryoCor. These companies have developed and marketed therapeutics, ranging from endovascular hypothermia to treat cardiac arrest to catheter-based treatments for cardiac arrhythmias. They have been financed by top tier investment firms and have achieved exits through acquisition and an IPO. Dr. Dobak and these companies are the recipients of several awards for entrepreneurship and innovation, including UCSD Connect’s Most Innovative New Product and MIT’s TR 100. Dr. Dobak received a bachelor’s degree from UCLA and a medical doctorate from UCSD.

John Dobak, MD, has served as Founder and CEO of several venture-backed life science companies in San Diego. Dr. Dobak is the President of the JAKK Group, a life sciences technology accelerator, which has created several companies, including Lithera, INNERCOOL Therapies, and CryoGen/CryoCor. These companies have developed and marketed therapeutics, ranging from endovascular hypothermia to treat cardiac arrest to catheter-based treatments for cardiac arrhythmias. They have been financed by top tier investment firms and have achieved exits through acquisition and an IPO. Dr. Dobak and these companies are the recipients of several awards for entrepreneurship and innovation, including UCSD Connect’s Most Innovative New Product and MIT’s TR 100. Dr. Dobak received a bachelor’s degree from UCLA and a medical doctorate from UCSD.