Milestone believes in a spirit of cooperation and coordination to ensure all individuals with behavioral health or intellectual and developmental challenges have the greatest opportunity to live a quality, independent and happy life. The following are all partners or affiliates of Milestone:

• National Council for Mental Wellbeing  
  
• Rehabilitation Community Providers Association
• Mental Health Corporations of America
• National Alliance on Mental Illness
• Greater Pittsburgh Nonprofit Partnership
• Conference of Allegheny Providers
• Monroeville Area Chamber of Commerce
• Wilkinsburg Chamber of Commerce
• The Provider Alliance
• Greater Pittsburgh Supported Employment Association
• Association of People Supporting Employment First