- PAD-CO
- Chamber of Commerce for Individuals with Disabilities
- Learning Styles and Multiple Intelligence
- All Kinds of Minds Understanding Differences in Learning
- Love and Logic
- Mile High Down Syndrome Association
- Developmental Pathways
- Parent to Parent of Colorado
- Developmentally Disabled Resource Center
- The HERO Alliance
- Alliance of Colorado
- Colorado Department of Human Services
- Colorado Department of Human Services DDD Information
- CDHS Division for Developmental Disabilities
- Division of Vocational Rehabilitation
- Division for Developmental Disabilities Users Guide
