| Adoption Council of Ontario | Toronto |
| Alcohol and Gaming Commission of Ontario | Toronto |
| Alzheimer Society Huron Perth, Community Education Programs, Mailing Address Only | Central Huron |
| BRIA Mental Healthcare, Online | Toronto |
| Bullying Canada | Brampton |
| By Peaceful Waters, Listowel Office | Listowel |
| By Peaceful Waters, Stratford Office | Stratford |
| Canada. Indigenous Services Canada, Indian Residential Schools Resolution Health Support Program (IRSRHSP) | Gatineau |
| Canadian Centre to End Human Trafficking, Canadian Human Trafficking Hotline | Ontario |
| Canadian Red Cross - Simcoe Muskoka, Simcoe Muskoka Branch, Prevention and Safety, First Aid, CPR, Water Safety, Psychological First Aid | Barrie |
| Children's Mental Health Ontario | Toronto |
| CMHA Huron Perth Addiction and Mental Health Services, Huron County office, CMHA Huron Perth Addiction and Mental Health Services, Goderich | Goderich |
| CMHA Huron Perth Addiction and Mental Health Services, Stratford Connection Centre - St. Paul's Anglican Church, Stratford Connection Centre | Stratford |
| CMHA Huron Perth Addiction and Mental Health Services, Stratford Office - 10 Downie St, CMHA Huron Perth Addiction and Mental Health Services, Stratford | Stratford |
| CMHA Huron Perth Addiction and Mental Health Services, Stratford Office - 10 Downie St, Phoenix Centre & Peer Support | Stratford |
| CMHA Huron Perth Addiction and Mental Health Services, Virtual (phone/Zoom), Crossing Bridges | Stratford |
| College of Psychologists of Ontario (The) | Toronto Downtown North |
| College of Registered Psychotherapists of Ontario | Toronto Downtown |
| dp Music Therapy | Central Huron |
| Dying With Dignity Canada | Toronto |
| Elder Abuse Prevention Ontario | Etobicoke Central |
| Family Services Perth-Huron, Stratford, Building Resiliency with Developmental Services Clients | Stratford |
| Family Services Perth-Huron, Stratford, Connecting Seniors | Stratford |
| Family Services Perth-Huron, Stratford, Counselling Services | Stratford |
| Family Services Perth-Huron, Stratford | Stratford |
| Family Services Perth-Huron, Stratford, Support Services for Male Survivors of Sexual Abuse | Stratford |
| Family Services Perth-Huron, Stratford, Violence Against Women Program | Stratford |
| Fem'aide : Francophone helpline for women affected by violence | Ontario |
| Free Counselling Society Canada | Toronto |
| Hope+Me - Mood Disorders Association of Ontario, Mood Disorders Association of Ontario | Toronto Downtown |
| Hospital for Sick Children, Adolescent Medicine | Toronto |
| Huron Health System, South Huron Hospital | South Huron |
| Huron Health System - Alexandra Marine and General Hospital, Goderich - Huron Rd, Huron Perth Clinical Intensive Case Management | Goderich |
| Huron Perth Healthcare Alliance, Mental Health Services - Huron Perth Assertive Community Treatment Team, Seaforth - 28 Centennial Dr | Huron East |
| Huron Perth Healthcare Alliance, Mental Health Services - Huron Perth Helpline and Crisis Response Team, Seaforth - 28 Centennial Dr, Seaforth - 28 Centennial Dr | Huron East |
| Huron Perth Healthcare Alliance, Mental Health Services - Huron Perth Helpline and Crisis Response Team, SGH - Special Services Unit - Stratford, SGH - Special Services Unit - Stratford | Stratford |
| Huron Perth Healthcare Alliance, Mental Health Services - Huron Perth Seniors Mental Health Program, Seaforth - 28 Centennial Dr | Huron East |
| Huron Perth Healthcare Alliance, Seaforth - 28 Centennial Dr, Community Treatment Orders Program | Huron East |
| Huron Perth Healthcare Alliance, Seaforth - 28 Centennial Dr, Mental Health Services | Huron East |
| Huron Perth Healthcare Alliance, Seaforth - 28 Centennial Dr, Prevention and Early Intervention Program for Psychoses | Huron East |
| Huron Perth Healthcare Alliance, Sexual Abuse Treatment Program, SGH - Special Services Unit - Stratford | Stratford |
| Huron Perth Healthcare Alliance, SGH - Special Services Unit - Stratford, Eating Disorders Outreach Program | Stratford |
| Huron Perth Public Health, Clinton - London Rd, School Health - Huron County | Central Huron |
| Huron Perth Public Health, Stratford - West Gore St., Huron Perth Public Health - Stratford Office | Stratford |
| Huron-Perth Centre for Children and Youth, Clinton | Central Huron |
| Huron-Perth Centre for Children and Youth, Listowel | North Perth |
| Huron-Perth Centre for Children and Youth, Stratford | Stratford |
| Huron-Perth Children's Aid Society, Goderich - 413 MacEwan St, Goderich Office | Goderich |
| Huron-Perth Children's Aid Society, Stratford - 639 Lorne Ave E, Head Office | Stratford |
| John R Field Counselling and Consulting, Farm Family Distress Management | St Marys |
| Kids Help Phone, Crisis Text Line | Toronto |
| Leduc Counselling Services, Leduc Couselling Services | Central Huron |
| Listowel Wingham Hospitals Alliance, Listowel Memorial Hospital | North Perth |
| Mary Hansen & Associates: Consulting Service - Rehabilitation , Vocational and Return to Work, No Physical Address | Goderich |
| Mindful Kids Inc., Stratford | Stratford |
| Mitchell and Area Community Outreach, Wellness / Exercise program | West Perth |
| National Eating Disorder Information Centre | Toronto Downtown Central |
| North York General Hospital, Toronto - Phillips House, Child and Adolescent Eating Disorders Program | Toronto |
| Ontario Health atHome South West Area, Stratford Office, Ontario Health atHome | Stratford |
| Ontario. Ministry of Children, Community and Social Services, Ontario Autism Program | Toronto |
| Ontario. Ministry of Children, Community and Social Services. Support Services for Male Survivors of Sexual Abuse Program | Toronto |
| Ontario. Ministry of Health, Sexual Health Infoline Ontario | Toronto Downtown |
| Ontario. Ministry of Health, Smoking Cessation Program | Toronto Downtown Central |
| Ontario. Ministry of the Solicitor General, Stratford, Probation and Parole Services | Stratford |
| Optimism Place Women's Shelter and Support Services, Counselling and Transition Supports, Stratford | Stratford |
| Optimism Place Women's Shelter and Support Services, Listowel, North Perth Resource Centre | North Perth |
| Pine River Institute | Shelburne |
| Pregnancy and Infant Loss (PAIL) Network | Ontario |
| Prisoners HIV / AIDS Support Action Network, Toronto, Prisoners HIV/AIDS Support Action Network | Toronto |
| PTSD The Truth Behind the Smile, United Centre - Stratford | Stratford |
| RGA and The Space Within, Huron St | Stratford |
| RGA and The Space Within, Market Square | Stratford |
| Rotary Hospice Stratford Perth, Visiting Hospice Services | Stratford |
| Salvation Army, Listowel, 295 Main St W - HOPE Links North Perth, HOPE Links North Perth | North Perth |
| Salvation Army, Stratford - St. Marys Regional Community Ministries, St Marys - Queen St, Family and Community Services and Food Bank, St. Marys | St Marys |
| Shelterlink Youth Services | Stratford |
| Shelterlink Youth Services, The Local Community Food Centre, Peer to Peer Support Group | Stratford |
| Spectrum Acres | East Zorra-Tavistock |
| St Marys. Municipal Office, St. Marys - Queen St, Community Outreach Worker | St Marys |
| Stop Violence Against Women Coordinating Committee of Perth County, Stratford | Stratford |
| Stratford Children's Services | Stratford |
| Stratford Mosque | Stratford |
| Stratford Perth Centre for Business | Stratford |
| Tanner Steffler Foundation, TSF Youth Hub | Central Huron |
| The Guardian Network, Field Service | Toronto |
| The McKinnon Centre, Mailing Address | Stratford |
| TVCC, Stratford, Child and Youth Rehabilitation Services, Stratford | Stratford |
| Victorian Order of Nurses - Perth-Huron Branch, Perth-Huron Branch - Long Dr, Perth-Huron Branch - Palliative Care Visiting Program | Stratford |