Simon Castellanos joined AIS Healthcare as Chief Executive Officer in November 2016. Simon brings more than 18 years of healthcare experience, having served in a wide variety of executive roles in both finance and operations. Most recently, Simon was the CEO of Western Dental, Inc., in Orange, CA, a dental service organization with more than 200 centers throughout the West Coast.

Previously, Simon held several executive roles, including president, at Fresenius Medical Care, which provides dialysis services to more than 160,000 patients through a network of 2,100 dialysis centers, 550 home programs and over 1,100 hospital acute programs. Prior to joining Fresenius, Simon worked at Gambro Healthcare International LLC (now Diaverum), in Lakewood, CO, where he held finance positions including Chief Financial Officer of its International Division. Simon’s international experience included responsibility for all financial and analytical activities for the division’s mergers and acquisitions, and SEC filings with Arcadis, NV, in the Netherlands.

Simon holds a Bachelor of Business Administration in Accounting from Bernard M. Baruch College in New York.