Our Origin Story: How M44 Came To Be
About
Cos
Mary E. Costello — Founder & CEO of M44. Passionate Social Worker with over 30 years of nonprofit leadership experience as an independent nonprofit consultant, President/CEO, program director, State of Maryland representative and disability advocate, and fund development and communications professional. Author. Creator. Patient advocate. Chief Optimist living in a world of possibilities. Friends call me “Cos.”