Biography
2025-26: Marmorstein delivered an All-PacWest First Team senior season built on consistency and high finishes. He placed in the top 10 six times, highlighted by ties for seventh at the Visit Stockton Invitational and Tim Tierney Pioneer Shootout, a tie for sixth at the Dominican Spring Invitational and a tie for sixth at the PacWest Championships. His 6-under 210 at the Pioneer Shootout earned PacWest Player of the Week honors, while a final-round 68 helped Dominican tie for fourth at the conference championship. Marmorstein then led the Penguins at the NCAA regional with a 4-over 220, including opening rounds of 71 and 69. He also earned Academic All-PacWest honors for the second consecutive year.
SMU Bishop Invitational (par 72): 73, 73, 72, tied for 28th
RCA Electric Invitational (par 71): 73, 76, 70, tied for ninth
JD Cup vs. Jessup: Win, defeated Trevor Halloran 5 and 4
Otter Invitational (par 72): 73, 78, 69, tied for ninth
CSUSM Fujikura Invitational (par 72): 72, 73, 78, tied for 38th
Visit Stockton Invitational (par 72): 70, 71, tied for seventh
Tim Tierney Pioneer Shootout (par 72): 69, 71, 70, tied for seventh
Dominican Spring Invitational (par 72): 75, 70, 73, tied for sixth
Hanny Stanislaus Invitational (par 71): 74, 75, 73, tied for 31st
PacWest Championships (par 72): 77, 73, 68, tied for sixth
NCAA Division II West/South Central Regional (par 72): 71, 69, 80, tied for 46th
2024-25: Marmorstein announced his arrival by winning the season-opening PCH Invitational at 6-under, highlighted by an opening 65, while guiding Dominican to the team championship. He followed with a third-place finish at the Westmont Invitational and later tied for eighth at the Sonoma State Spring Invitational. At the PacWest Championships, he led the Penguins with a 7-over 223 and tied for 16th, completing a season with three top-10 finishes and four full rounds under par. His performance throughout the season earned All-PacWest Second Team recognition, and he was also named Academic All-PacWest.
PCH Invitational: 65, 36, first
Bishop Invitational (par 72): 78, 73, 75, tied for 54th
Westmont Invitational (par 72): 74, 71, third
Otter Invitational (par 72): 73, 77, 81, tied for 64th
CSUSM Fujikura Invitational: 73, 79, 81, tied for 56th
Tim Tierney Pioneer Shootout (par 72): 73, 74, 74, tied for 45th
Sonoma State Spring Invitational (par 72): 74, 69, 77, tied for eighth
Hanny Stanislaus Invitational (par 72): 79, 71, 73, tied for 46th
PacWest Championships (par 72): 72, 73, 78, tied for 16th
Personal: Son of David and Sigi...Has two siblings, Nate and Ari.
