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John has more than 25 years of executive management experience in emerging technologies. Recently having a 400M exit at Avedro, acquired by Glaukos. While running the commercial organization, leading the worldwide launch of ophthalmic crosslinking products. He was VP of BD and Global Sales for NDO surgical. Mr. Frantzis led the company’s worldwide commercial organization. As EVP of BD for Summit Technology, he established and managed its commercial teams, growing revenue from $1 to $160M during his tenure, with an exit of $1 billion.