| Fairfield challenger | Round | Result | H | A | 
		
			| 06.10. |  | Pascual Ferra R. - Kirchheimer S. | Q-R16 | 6-2, 7-5 | 1.78 | 1.95 | 
		
			| 05.10. |  | Kirchheimer S. - Baris O. | Q-1R | 6-2, 5-7, 6-2 | 2.62 | 1.44 | 
		
			| Tiburon challenger | Round | Result | H | A | 
		
			| 28.09. |  | Tokuda R. - Kirchheimer S. | Q-1R | 6-2, 6-4 | 1.31 | 3.24 | 
		
			| Las Vegas challenger | Round | Result | H | A | 
		
			| 22.09. |  | Winter E. - Kirchheimer S. | Q-R16 | 6-4, 6-2 | 1.55 | 2.37 | 
		
			| 21.09. |  | Kirchheimer S. - Caniato C. | Q-1R | 7-66, 6-3 | 2.41 | 1.50 | 
		
			| Futures 2025 | Round | Result | H | A | 
		
			| 17.09. |  | Zamora N. - Kirchheimer S. | 1R | 3-6, 7-5, 6-3 | 2.40 | 1.50 | 
		
			| Winston Salem challenger | Round | Result | H | A | 
		
			| 08.09. |  | Trotter J. - Kirchheimer S. | Q-R16 | 7-63, 5-7, 6-4 | 1.17 | 4.60 | 
		
			| 07.09. |  | Kirchheimer S. - Delgado A. | Q-1R | 4-6, 7-66, 6-1 | 1.45 | 2.59 | 
		
			| Sumter challenger | Round | Result | H | A | 
		
			| 13.08. |  | Lajal M. - Kirchheimer S. | 1R | 1-6, 6-3, 7-5 | 1.10 | 6.32 | 
		
			| 12.08. |  | Gojo B. - Kirchheimer S. | Q-QF | 6-4, 6-3 | 1.13 | 5.48 | 
		
			| 11.08. |  | Kirchheimer S. - Jung J. | Q-R16 | 6-3, 5-4 | 2.05 | 1.71 | 
		
			| Futures 2025 | Round | Result | H | A | 
		
			| 09.08. |  | Fishback R. - Kirchheimer S. | SF | 5-7, 7-5, 6-4 | 2.80 | 1.39 | 
		
			| 08.08. |  | Kirchheimer S. - Kotzen N. | QF | 7-5, 6-3 | 2.39 | 1.50 | 
		
			| 07.08. |  | Kirchheimer S. - Baadi T. | R16 | 6-3, 6-3 | 1.60 | 2.16 | 
		
			| 06.08. |  | Kirchheimer S. - Vithoontien L. | 1R | 7-5, 4-6, 6-1 | 1.71 | 2.00 | 
		
			| Lexington challenger | Round | Result | H | A | 
		
			| 27.07. |  | Mayo A. - Kirchheimer S. | Q-1R | 6-3, 4-6, 6-3 | 1.29 | 3.31 | 
		
			| Los Cabos | Round | Result | H | A | 
		
			| 13.07. |  | Nanda G. - Kirchheimer S. | Q-R16 | 6-4, 6-1 | 1.53 | 2.44 | 
		
			| Winnipeg challenger | Round | Result | H | A | 
		
			| 08.07. |  | Chung H. - Kirchheimer S. | Q-R16 | 7-5, 6-1 | 1.58 | 2.28 | 
		
			| 06.07. |  | Kirchheimer S. - Faragcao A. | Q-1R | 6-0, 6-1 | 1.09 | 6.35 | 
		
			| Cary challenger | Round | Result | H | A | 
		
			| 02.07. |  | Maloney P. - Kirchheimer S. | 1R | 6-2, 3-6, 7-66 | 1.31 | 3.28 | 
		
			| 30.06. |  | Kirchheimer S. - Chung H. | Q-R16 | 6-2, 1-6, 7-64 | 4.43 | 1.18 | 
		
			| 29.06. |  | Kirchheimer S. - Van Wyk K. | Q-1R | 6-2, 4-6, 6-2 | 1.63 | 2.16 | 
		
			| Futures 2025 | Round | Result | H | A | 
		
			| 25.06. |  | Johnson S. - Kirchheimer S. | 1R | 7-5, 6-2 | 1.57 | 2.23 | 
		
			| 19.06. |  | Dean T. - Kirchheimer S. | R16 | 7-67, 7-610 | 2.70 | 1.40 | 
		
			| 17.06. |  | Kirchheimer S. - Brymer G. | 1R | 6-4, 6-1 |  |  | 
		
			| 11.06. |  | Fenty A. - Kirchheimer S. | 1R | 7-62, 6-3 | 2.50 | 1.45 | 
		
			| Tyler challenger | Round | Result | H | A | 
		
			| 01.06. |  | Rybakov A. - Kirchheimer S. | Q-1R | 61-7, 6-3, 6-4 | 1.20 | 4.16 | 
		
			| Little Rock challenger | Round | Result | H | A | 
		
			| 27.05. |  | Kicker N. - Kirchheimer S. | Q-1R | 6-4, 6-4 | 1.27 | 3.43 | 
		
			| Futures 2025 | Round | Result | H | A | 
		
			| 29.03. |  | Martin A. - Kirchheimer S. | QF | 6-4, 7-5 | 1.19 | 4.19 | 
		
			| 27.03. |  | Kirchheimer S. - Winter E. | R16 | 7-60, 6-4 | 2.37 | 1.61 | 
		
			| 26.03. |  | Kirchheimer S. - Strode I. | 1R | 7-66, 6-4 | 1.84 | 1.87 | 
		
			| 19.03. |  | Chopra K. - Kirchheimer S. | 1R | 4-6, 6-1, 6-2 | 2.61 | 1.44 | 
		
			| San Diego challenger | Round | Result | H | A | 
		
			| 23.02. |  | Schachter N. - Kirchheimer S. | Q-1R | 4-6, 6-2, 6-4 | 2.50 | 1.49 | 
		
			| Futures 2025 | Round | Result | H | A | 
		
			| 16.01. |  | Garcia R. - Kirchheimer S. | R16 | 7-5, 6-3 | 4.31 | 1.19 | 
		
			| 15.01. |  | Kirchheimer S. - Tremblay D. | 1R | 6-3, 6-2 | 1.06 | 8.00 |