About me

Marrielle Mayshack, MPH is a seasoned grant strategist and consultant with over a decade of experience managing domestic and international federal funding across the public sector. She specializes in helping organizations strengthen internal systems, build sustainable partnerships, and align funding with mission-driven goals. Her work is grounded in strategic collaboration, compliance expertise, and a deep understanding of how to translate vision into impact.

As the Founder of M&E Cooperative Consulting, Marrielle partners with non-profits, faith-based groups, and small businesses to secure funding, navigate federal requirements, and build long-term capacity. She is also a proud alumna of Florida A&M University and serves as the Co-Site Director for a LPGA USGA Girls Golf site. Outside of consulting, she enjoys playing golf, traveling, and quality time with family and friends.