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Our achievements would not be possible without the outstanding team that make up Shield Therapeutics’ staff, management and board of directors.

Chief Executive Officer

Greg Madison

Greg Madison is a seasoned executive who brings strong operating experience and a track record of success leading small to medium size organisations. Prior to joining Shield, he was Chief Executive Officer at Melt Pharmaceuticals in Boston, MA, a company developing a sublingual formulation of midazolam and ketamine, providing needle and opioid-free procedural sedation and analgesia. Prior to Melt Pharmaceuticals, he was Chief Executive Officer of Keryx Biopharmaceuticals from 2015 to 2018, where he led the transformation of the organisation from development stage to commercial stage focused on Auryxia, an oral product for the treatment of hyperphosphatemia and iron deficiency anaemia, and ultimately leading to a merger with Akebia Therapeutics. In 2013 and 2014, he was Chief Commercial Officer at AMAG Pharmaceuticals where he was closely involved with Feraheme, a leading intravenous product for the treatment of iron deficiency. From 2000-2012, Greg was at Genzyme Corporation, ultimately serving as Vice President and General Manager of its Nephrology Division, where he led a division that had revenues in excess of $1 billion dollars, led by the world’s leading phosphate binder, Renvela. Greg began his career as a sales representative for Janssen Pharmaceuticals, a division of Johnson and Johnson.

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