Butters won his opening match against Jack Heslin 6-1 6-4, but on Friday lost to top seed Rubin Statham 6-1 6-2.
Both Hourigan and Hayman received byes in the opening round of the senior women's draw, then sixth seed Hourigan beat Annabel Ellis 6-2 6-1 and Hayman accounted for Tuscany Hamel 6-3 6-0.
However, Hourigan's run came to an end in the quarter-finals against the fourth seeded Guthrie, losing 6-3 7-5 on Saturday morning.
Hayman continued her form by beating fifth seed Leela Beattie 6-1 6-3, but that meant she drew top seed Sacha Jones in the semifinals and lost 6-0 6-2.
Nonetheless, Hayman and Guthrie were on top in the women's doubles where after a bye in the first round they won through to yesterday afternoon's final against Hourigan and her partner Kelly Drew, the fourth seeds.
Hayman and Guthrie claimed the title with a 6-2 6-1 win.
Butters and his partner, Alexander Calder, had a bye in the first round of the men's doubles, won their second round match, but lost in the quarter-finals 6-1 6-2 to No1 seeds Adam Lee and Finn Tearney.