| Share: Visit Our Website |Request Info MtMA Non-Profit 19660 Hwy 91 NGlen, MT 59732 (406) 579-2371 Click to Learn More View Map MtMA Non-Profit about us Montana Mediation Association (MtMA) was established in 1998 to promote and facilitate mediation as a viable alternative to litigation. MtMA’s commitment to best practices and professional excellence