| 05 August 2019 | Mail Rail Trip no.4 |
| September 2019 | Subterranea 51 published |
| 28 September 2019 | Committee Meeting |
| 12 October 2019 | Private Bunker Visit Members-only event, booking required via mySUBBRIT |
| 19 October 2019 | SB Autumn Meeting Member booking is via mySUBBRIT, non-members should book here |
| 01 November 2019 | Copy deadline for Subterranea 52 |
| December 2019 | Subterranea 52 published |
| 08 February 2020 | Committee Meeting |
| 04-08 July 2019 | NAMHO Conference 2019, Wales |
| 13-28 July 2019 | CBA Festival of Archaeology |
| 13 July 2019 | Reigate Caves Open Day, Surrey |
| 20-21 July 2019 | Cuckfield ROC Post open |
| 09-14 August 2019 | AIA Annual Conference, Somerset |
| 10 August 2019 | Reigate Caves Open Day, Surrey |
| 25-26 August 2019 | Cuckfield ROC Post open |
| September 2019 | Open Doors, Wales |
| September 2019 | Doors Open Days, Scotland |
| 13-22 September 2019 | Heritage Open Days, England |
| 14-15 September 2019 | European Heritage Open Days, Northern Ireland |
| 14 September 2019 | Reigate Caves Open Day, Surrey |
| 21-22 September 2019 | Open House London |
