Vannin Chief of Staff
Eleanor Atkeson is a seasoned professional with extensive experience in leadership and strategic operations across various organizations. Currently serving as Chief of Staff at Vannin since July 2025, Eleanor previously held the same role at Sabi and worked at J.P. Morgan as Vice President at JPMorgan Private Bank. Eleanor's earlier career includes significant roles in fundraising and campaign management, including positions as Associate Director of Development at Invest in Kids and Campaign Manager for Anne Rowe for Denver Public Schools. A graduate of the Texas McCombs School of Business with an MBA, Eleanor also holds a Bachelor of Arts in Political Science and Legal Studies from Trinity College-Hartford.
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Vannin Chief of Staff
Your Chief of Staff search stops here. At Vannin Chief of Staff we find and train CoS to help CEOs and Founders accelerate growth and take their businesses to the next level. Founded in 2020, Vannin supports start-ups and nonprofit organizations by providing highly talented CoS who can quickly and effectively guide the operations, freeing CEOs to do what they do best: build their businesses. We are passionate about matching or ramping up your CoS to ensure you are most effective. Whether the goal is to grow revenue, scale impact or both, Vannin's global network of over 1000+ Chiefs of Staff offers a simple, curated selection and matching process for full time or fractional support. Post hire, Vannin also provides training and advisory services to enable a strong onboarding experience for new Chiefs of Staff. Vannin Chief of Staff is the original talent and advisory organization focused on the Chief of Staff.