Mark43
Juliana Byrne-Rosa, PHR, currently serves as the Lead HR Business Partner at Mark43, a position held since June 2025. Prior to this role, Juliana held the title of Senior People Partner at StubHub from July 2022 to July 2025 and served as a Senior Human Resources Business Partner at The New York Racing Association from February 2020 to July 2022. Juliana began a career in human resources at Summit Security Services, Inc. as a Human Resources Generalist from March 2018 to February 2020, and previously worked at Gymboree as an Assistant Manager from June 2012 to March 2018. Juliana Byrne-Rosa earned a Master of Arts in Industrial and Organizational Psychology from Brooklyn College and a Bachelor's degree in Psychology from the State University of New York at Plattsburgh.
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Mark43
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Mark43 builds the world’s most powerful public safety CAD, RMS, analytics, and property and evidence platform. Public safety has changed in the last 30 years. Technology vendors haven’t. Mark43 provides a refreshing, battle-tested, enterprise implementation experience and product for any agency, with a special competency for major agencies. The cloud-based products are built only with the most modern technologies and are constantly updated, guaranteeing that the platform always outpaces the rest of the market.