HCDI is associated with other NGOs and Agencies through their networking and capacity building measures. The following are some of the national and international agencies with which HCDI is presently associated for their networking and training purposes:
- Swach, Pune
- Pathfinders, Pune
- Artsphere, Pune
- Soroptimists, Pune
- Pune Diocese, Pune
- Swadhar, Mumbai
- Prerna, Mumbai
- Streemukti Sanghatna, Mumbai
- Pratham, Mumbai
- Toy Library, Mumbai
- Muktangan, Mumbai
- Vidyasagar Institute for Mental Health and Neuro-Sciences (VIMHANS), New Delhi
- National Institute for Public Concern and Child Development (NIPCCD), New Delhi, Indore, and Bengaluru
- International Services Association (INSA), Bengaluru
- Young Women’s Christian Association (YWCA), All national and international agencies
- University of Moncton, Canada
- Karl Kubel Stiftung, Germany
- Arche Noah, Germany
- Stairway, Philippines
- Preda Foundation, Philippines