Greater Sum Ventures
Jennifer McCallum is a seasoned marketing professional with extensive experience in strategic leadership and program management across various industries. Currently serving as the Senior Vice President of Marketing at Greater Sum Ventures since June 2025, Jennifer previously held the position of Vice President of Marketing at Mercato Partners, where a focus on minority investments in high-growth technology companies was paramount. Prior roles include Vice President of Marketing at Borboleta Beauty, where Jennifer drove consumer revenue and marketing strategies, and Director of Program Management at Merkle, overseeing large-scale brand transformations for Fortune 1000 clients. Additional experience at MRM and Struck further solidified expertise in delivering marketing solutions and leading cross-functional teams. Jennifer holds a Bachelor's Degree in Economics and Mathematics from Randolph College.
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Greater Sum Ventures
Greater Sum Ventures is an entrepreneurial growth equity firm that invests in lower-middle market tech-enabled business services companies.With proven operational and investing experience, we’re industry veterans. We understand the challenges faced by growing tech-enabled business services companies and have a track record of overcoming them.