Island House is funded by the following groups:

United Reformed Church
IDCF
Awards for all
Tower Hamlets Lifelong learning
Save the children
Local Children's Network
Tower Hamlets Primary Care Trust
London Borough of Tower Hamlets
St Katherines and Shadwelltrust

Island House Building Project is currently being funded by:

Thames North Synod of the United Reformed Church
URC Disability access fund
Stepney meeting house URC
Tudor Trust
Garfield Western Foundation
Brett Environment Trust & Credit Suisse First Boston
Mercers Company
Rank Foundation
Local fundraing and other contributions