The Parish is committed to supporting the mission of the world-wide church. Each year we give 10% of our Parish income to a range of charities, of which the main ones are listed below.
| African Pastors Fellowship | http://www.africanpastors.org/ |
| Alwaye Medical Mission | No Website Available |
| Bible Society | http://www.biblesociety.org.uk |
| Embrace the Middle East | http://www.embraceme.org/ |
| Buckinghamshire History Churches | http://www.bucks-historic-churches.org/ |
| Christian Aid | http://www.christianaid.org.uk/ |
| Church Army | http://www.churcharmy.org.uk/ |
| Corrymeela | http://www.corrymeela.org/ |
| Livability | http://www.livability.org.uk/ |
| Mercy Ships | http://www.mercyships.org.uk/ |
| Mission Aviation Fellowship | http://www.maf-uk.org/ |
| Practical Action (Intermediate Technology) | http://practicalaction.org |
| Slough Homeless Our Concern (SHOC) | https://thelondonandsloughrun.com/ |
| The Children’s Society | http://www.childrenssociety.org.uk/ |
| The Historic Churches Preservation Trust | http://www.st-martin-on-the-hill.org.uk/hcpt.htm |
| The Leprosy Mission | http://www.leprosymission.org.uk/ |
| USPG–United Society–Partners in the Gospel | http://www.weareus.org.uk/ |