Organisations with which the Ulster Historical Foundation has worked:
- All Children Together (ACT)
- Ards Borough Council
- Armagh City and District Council
- Armagh Public Library
- Arts Council of Northern Ireland
- Atlantic Philanthrophies
- Ballymagorry and District Development Association
- Ballymena Borough Council
- Ballymoney Borough Council
- Banbridge District Council
- Belfast City Council
- Belfast City Council (Mayor's Office)
- Belfast Natural History and Philosophical Society
- Bready and District Ulster Scots Development Association
- Cardinal Tomás Ó Fiaich Library & Archive
- Carrickfergus Borough Council
- Castlereagh Borough Council
- Clogher Historical Society
- Comber Historical Society
- Community Relations Council for Northern Ireland
- County Board, Tyrone GAA
- Department for Communities
- Department of Culture, Arts and Leisure
- Derry City Council
- Enkalon Foundation
- Esme Mitchell Trust
- Federation for Ulster Local Studies
- First Trust Bank
- Foras na Gaeilge
- George Best Foundation
- Heritage Experience Ltd
- Higher Education Council GAA
- Integrated Education Fund (IEF)
- Irish Historical Studies
- Irish Linen Centre - Lisburn
- Knowledge Transfer Partnership @ QUB
- Larne Borough Council
- Limavady Borough Council
- Linen Hall Library
- Lisburn City Council
- Living Linen
- Mark Thompson Design
- Mellon Centre for Migration Studies
- Mrs Elizabeth Ellison Charitable Trust
- Muckamore Abbey Hospital
- My Tour Talk
- New Opportunities Fund
- Newry and Mourne District Council
- Newtownabbey Borough Council
- NI Libraries
- North Down Borough Council
- Northern Ireland Environment Agency
- Northern Ireland Publications Resource
- Northern Ireland Tourist Board
- Northern Regional College, Antrim
- Office of the Taoiseach
- One Doagh
- O'Neill's Sportswear
- Presbyterian Historical Society
- PSNI
- Public Record Office of Northern Ireland (PRONI)
- Queen's University Belfast
- Regimental Museum of the Royal Inniskilling Fusiliers
- Renewing Communities (through DCAL)
- Riddel Hall Heritage Association
- Robert and Kezia Stanley Chapman Trust
- Scotch-Irish Society of America
- Sisters of Mercy, Down and Connor Diocese, Ireland
- Small Steps
- Storyhouse Films
- Strabane Borough Council
- Strabane History Society
- Strabane Sigerson's GAC
- Stranmillis University College
- The Bookshop @ Queen's
- The Drapers' Company
- The Duke of Abercorn
- The Honorable the Irish Society
- The Lord Belmore
- The Marc Fitch Fund
- The National Lottery
- The Rodgers Thompson Partnership
- The Ulster Reform Club
- Toome Industrial Development, Amenities and Leisure Group
- Tourism Ireland
- Trusthouse Foundation
- Ulster Council GAA
- Ulster Folk and Transport Museum (NMNI)
- Ulster Garden Villages
- Ulster Local History Trust
- Ulster Scots Agency
- Ultach Trust
- University College Dublin
- University of Ulster
- US Consulate, Belfast
- Workers Educational Council