Mary Cummings
Great River Literary
Likely Open
Updated: 4/22/2026
Agent Info
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Agency Info
Agent Bio
Mary established Great River Literary in 2021.
Mary finds great joy in helping her clients polish their stories to stand out for editors and to become books that will make a difference in kids' lives.
Before becoming a literary agent, Mary was Education Director at the Loft Literary Center in Minneapolis where, among other accomplishments, she curated an annual festival of children's literature and selected judges for the McKnight Award from leading editors in children's publishing.
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