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Corporate Teams

Below you will find our dedicated team of corporate officers, board members and administrators. These individuals play intricate key roles for the success of GBUACO.

Board of Directors

Board Members


Toni Vazquez
Chief Systems Officer (CSO)

Ivan Agosto
Chief Operating Officer (COO)

Luis A. Santiago
Chief Financial Officer (CFO)

Nicole Brinegar​
Director of Value Based Payments

Jason Isbrandt
Director of Strategic Physician Partnerships

Ava White
Senior Director of Marketing

Evan Castellani
Population Health Analyst​

Alexandra Jadoch
Practice Facilitator/Executive Director of GBUCBO

Chelsea Adamski
Program Director

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