| World Championships MD | 08/22 10:30 | 6 | Castillo/Navarro v Geiss/Voelker | W | 0-2 | |
| US Open MD | 07/13 22:45 | 4 | Geiss/Voelker v Corvee/Labar | L | 0-2 | |
| US Open MD | 07/12 15:00 | 5 | Maio/Villeger v Geiss/Volker | - | Walkover | |
| Canada Open MD | 07/04 23:00 | 5 | Geiss/Voelker v Astrup/Rasmussen | L | 0-2 | |
| Nantes Int. MD | 06/16 16:00 | - | Geiss/Voelker v Lu/Tang | L | 0-2 | |
| Slovenia Open MD | 05/20 15:00 | - | Grimley/Grimley v Geiss/Voelker | L | 2-0 | |
| Slovenia Open MD | 05/20 08:40 | - | Geiss/Voelker v Hemming/van Leeuwen | W | 2-1 | |
| Slovenia Open MD | 05/19 17:30 | - | Geiss/Voelker v Andree/Bailoni | W | 2-0 | |
| Spain Masters MD | 03/29 08:10 | 2 | Geiss/Voelker v Ren/Tan | D | Retired | |
| German Open MD | 03/08 20:40 | 5 | Lamsfuss/Seidel v Geiss/Voelker | L | 2-1 | |
| Welsh Int. MD | 12/02 18:00 | - | Maio/Villeger v Geiss/Voelker | L | 2-0 | |
| Welsh Int. MD | 12/02 13:40 | - | Geiss/Voelker v Chong/Ng | W | 2-0 | |
| Welsh Int. MD | 12/01 16:40 | - | Geiss/Voelker v Ho/O'Brien Ricketts | W | 2-1 | |
| Irish Open MD | 11/18 11:00 | - | Endo/Takei v Geiss/Voelker | L | 2-0 | |
| Irish Open MD | 11/17 21:00 | - | Geiss/Voelker v Mezaki/Nishida | W | 2-1 | |
| Irish Open MD | 11/17 15:40 | - | Bobrowski/Stallwood v Geiss/Voelker | W | 0-2 | |
| Hylo Open MD | 11/03 11:10 | 4 | Lee/Yang v Geiss/Voelker | L | 2-0 | |
| Hylo Open MD | 11/01 08:45 | 5 | Mendrek/Kral v Geiss/Voelker | W | 0-2 | |
| Dutch Open MD | 10/15 09:20 | - | Geiss/Voelker v Grimley/Grimley | L | 0-2 | |
| Dutch Open MD | 10/14 15:55 | - | Huang/Huang v Geiss/Voelker | W | 0-2 | |
| Dutch Open MD | 10/13 14:35 | - | Adam/Corvee v Geiss/Voelker | W | 0-2 | |
| World Championships MD | 08/24 00:55 | 5 | Lane/Vendy v Geiss/Voelker | L | 2-0 | |
| World Championships MD | 08/22 00:55 | 6 | Geiss/Voelker v Flaatten/Rikheim | W | 2-0 | |
| Thomas Cup MD | 05/08 03:00 | - | M.R/Kapila v Geiss/Volker | L | 2-0 | |
| Ukraine Open MD | 01/29 11:00 | - | Geiss/Volker v Mohd Sani/Mohd Sani | - | Walkover | |
| World Championships MD | 12/16 12:30 | - | Goh/Tan v Geiss/Volker | L | 2-1 | |
| World Championships MD | 12/16 09:00 | 6 | Geiss/Volker v Alfian/Ardianto | - | Walkover | |
| Spain Masters MD | 02/20 15:55 | 4 | Geiss/Volker v Chia/Soh | L | 0-2 | |
| Spain Masters MD | 02/18 14:00 | 5 | Alcala/Valenzuela v Geiss/Volker | W | 0-2 | |
| European Team Championships MD | 02/12 16:00 | - | Volker/Geiss v Alhasanov/Huseynov | W | 2-0 |