GRTR Management

Castell is a 3x author, inspirational speaker and serial entrepreneur with notable work throughout North America, The Caribbean Islands and Europe Under the GRTR Management mission, he brings years of sales, business development, thought leadership, image and executive-level consulting expertise Jessica is an award-winning broadcasting journalist and entertainment entrepreneur She brings a vast wealth of knowledge to the table, which includes programming, anchoring, creative design, and over seven years of business experience that was birthed from her past endeavors

"I've had the pleasure of hosting Castell as a keynote speaker for the 2018 CUNY ASAP Alumni Event and it was nothing short of remarkable To work with Castell is an honor He exemplifies the adage that "excellence then, is not an act, but a habit" as he consistently goes above and beyond in everything that he does "

~ JOEL CABRERA, CUNY ASAP

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