John Costello
John Costello is an angel investor based in the United States, investing in Software & Developer Tools, Digital Advertising Operations and Advertising, 1 tracked investment.
About John Costello
Operating out of the United States, John Costello is an angel investor. Our dataset covers 1 investment involving John Costello.
Recorded deals span Software & Developer Tools, Digital Advertising Operations, Advertising and SEO. Coverage extends to 8 sectors in total.
Investment Focus
Explore John Costello's full profile on Brouky
Portfolio companies, co-investors, AI match scores, and deal flow signals.
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