Ortisei Challenger 2015ChallengerCourt speedLost Q1Q17 NovTristan Samuel WeissbornT. Samuel WeissbornTristan Samuel WeissbornSets won: 2Set 1: 6Set 2: 6David KostnerD. KostnerDavid KostnerSets won: 0Set 1: 2Set 2: 1
Kramsach 2015FUTURESCourt speedLost Q1Q1Peter LangP. LangPeter LangSets won: 2Set 1: 6Set 2: 6David KostnerD. KostnerDavid KostnerSets won: 0Set 1: 3Set 2: 2
Port El Kantaoui 2015FUTURESCourt speedLost Q1Q1Arseniy MorozovA. MorozovArseniy MorozovSets won: 2Set 1: 6Set 2: 6David KostnerD. KostnerDavid KostnerSets won: 0Set 1: 1Set 2: 1
Heraklion 2015FUTURESCourt speedLost Q1Q1Alexandru SturzuA. SturzuAlexandru SturzuSets won: 2Set 1: 6Set 2: 77David KostnerD. KostnerDavid KostnerSets won: 0Set 1: 3Set 2: 65
Antalya 2015FUTURESCourt speedLost Q3Q1David KostnerD. KostnerDavid KostnerSets won: 2Set 1: 6Set 2: 6Kentaro WakamatsuK. WakamatsuKentaro WakamatsuSets won: 0Set 1: 4Set 2: 3Q3Pol WattanakulP. WattanakulPol WattanakulSets won: 2Set 1: 6Set 2: 6David KostnerD. KostnerDavid KostnerSets won: 0Set 1: 3Set 2: 1Q2David KostnerD. KostnerDavid KostnerSets won: 2Set 1: 6Set 2: 6Kazuma KawachiK. KawachiKazuma KawachiSets won: 0Set 1: 2Set 2: 2
