| | Organization Name(s) | Located In |
 | AIDS Niagara | St Catharines |
| | Alcohol Babies Anonymous | St Catharines |
 | Brain Injury Association of Niagara | St Catharines |
 | Canadian Hemophilia Society, Hemophilia Ontario, Toronto and Central Regions | Toronto (City of) |
 | Canadian Mental Health Association Niagara Branch, Administration | St Catharines |
 | Canadian Mental Health Association Niagara Branch, Fort Erie Satellite Office | Fort Erie |
 | Canadian Mental Health Association Niagara Branch, Resource Centre, St Catharines | St Catharines |
 | Child Advocacy Centre Niagara | St Catharines |
| | Coalition to End Violence Against Women | Niagara Falls |
 | Community Living Port Colborne - Wainfleet, Family Support Program | Port Colborne |
 | Community Living St Catharines, Community Support Services - Children | St Catharines |
 | Community Living Welland Pelham, Family Support Services | Welland |
| | Concerned Friends | Toronto (City of) |
 | Consumer/Survivor Initiative of Niagara | Welland |
 | Credit Counselling of Regional Niagara | St Catharines |
 | Credit Counselling of Regional Niagara, Satellite Office - Grimsby | Grimsby |
 | Credit Counselling of Regional Niagara, Satellite Office - Niagara Falls | Niagara Falls |
 | Credit Counselling of Regional Niagara, Satellite Office - Welland | Welland |
 | Earthroots | Toronto (City of) |
| | Federal Superannuates National Association, Niagara Peninsula Branch | St Catharines |
 | Fort Erie Native Friendship Centre | Fort Erie |
| | Gerard Solutions Inc | St Catharines |
| | Guardian Angels Program | Virgil |
 | Head Injury Association of Fort Erie and District | Fort Erie |
 | Hope Centre, The | Welland |
 | Hope Centre, The, Hope House, Welland Emergency Hostel | Welland |
 | Injured Workers' Consultants | Toronto (City of) |
 | John Howard Society of Niagara | St Catharines |
| | MADD, Niagara Region Chapter | St Catharines |
 | Native Women Inc, Niagara Chapter | Fort Erie |
 | Niagara Centre for Independent Living | St Catharines |
 | Niagara Folk Arts Multicultural Centre, St Catharines Site | St Catharines |
 | Niagara North Community Legal Assistance | St Catharines |
 | Niagara Regional Native Centre | Niagara-on-the-Lake |
 | Niagara Support Services, Family Support Services | Port Robinson |
 | Office of the Provincial Advocate for Children and Youth | Toronto (City of) |
 | Ontario Association of Non-Profit Homes and Services for Seniors | Woodbridge |
 | Ontario. Ministry of Labour, Office of the Worker Advisor | St Catharines |
 | Ontario. Ministry of the Attorney General, Victims and Vulnerable Persons Division, Office of the Children's Lawyer | Toronto (City of) |
 | Open Arms of Jesus Outreach Ministry | St Catharines |
 | Pathstone Mental Health, Schmon Parkway Site, Crisis Services | Thorold |
 | Port Cares | Port Colborne |
 | Port Cares, Client Services | Port Colborne |
 | Research and Development International Incorporated | St Catharines |
| | Retire-At-Home Services, St Catharines | St Catharines |
 | Royal Canadian Legion, 479 | Niagara Falls |
 | Royal Canadian Legion, 479, Veterans Resource Centre (The) | Niagara Falls |
| | St Catharines and District Council of Women | St Catharines |