Maik Steiner defeated Mario Martinez Serrano 6-4 7-6 in the M15 Tallahassee 1 quarter-final on hard. The result followed the form book — Maik Steiner came in leading the head-to-head 1–0. Maik Steiner extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-11-06 | M25 East Lansing 1 | R16 | hard | Maik Steiner | 6-1 3-6 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.