Kontorovich, Dennis

USTA ID

922822472

Gender

Male

Location

Buffalo Grove, IL

WTN ID

KON8659686

TennisLink · USTA · WTN

Active Flights

M 4.5 Winter

Tam (Shmigelsky)

Mixed 9.0 Winter

Lake (Chang)

NTRP Ratings

Rating	Type	Year	Date	Expires
4.5	C	2025	Dec. 31, 2025	Dec. 31, 2028

WTN Ratings

Doubles

25.33

Confidence 80 · 23.6–27.0

Position Distribution

Men's Combo 4.5

38 matches

1# Doubles

21 (55%)

2# Doubles

13 (34%)

3# Doubles

4 (11%)

Mixed Doubles 10.0

3 matches

1# Doubles

2 (67%)

3# Doubles

1 (33%)

Mixed Doubles 8.0

2 matches

3# Doubles

2 (100%)

Mixed Doubles 9.0

31 matches

1# Doubles

7 (23%)

2# Doubles

9 (29%)

3# Doubles

15 (48%)

Partners

Partner	W	L	xW	Together
Arjun Murthy	6	9	6.3	15
Emma Forman	3	5	3.3	8
Keli Wildermuth	6	0	3.2	6
Erin Kramer	2	3	2.7	5
Huan Chang	1	3	1.2	4
Joseph Shmigelsky	1	3	1.5	4
Mitchell Rasley	1	2	1.3	3
John Mysz	2	1	1.5	3
Nicholas Silacci	0	2	0.9	2
Brian Utz	1	1	1.2	2
CALEB SCHIFANO	1	1	0.8	2
Keara Miller	1	1	1.4	2
Volodymyr Kohut	0	2	0.8	2
Alisa Hall	2	0	1.7	2
Miae Lim	1	1	1.4	2
Sophia Chang Stauffer	0	1	0.3	1
Annabelle Crowley	1	0	0.3	1
Susana Andres Martinez	1	0	0.5	1
Jennifer Ptak	1	0	0.5	1
Aditya RAMANI	0	1	0.7	1
Alexandra Pollack	1	0	0.9	1
Andre Gagnon	1	0	0.7	1
Aleksandrs Kublinskis	1	0	0.5	1
Jan Greszta	1	0	0.1	1
Emma Wang	0	1	0.1	1
Bela Starkman	0	1	0.3	1
Max Crouse	1	0	0.8	1

Opponents

Opponent	W	L	xW	Faced
Bill Bowman	2	3	1.8	5
Michael Czarny	3	1	2.6	4
Ian Barr	2	2	2.2	4
Michael Bush	1	2	1.7	3
Claire Buehler	2	1	1.9	3
Brittany Ballog	2	1	1.8	3
Heather Stenmark	1	2	1.8	3
Nick Charlton-Perrin	2	1	2.0	3
Andrew Wong	2	1	1.2	3
Andrew Martin	1	1	0.7	2
Christine Meade	2	0	1.1	2
Alistair Templeton	0	2	1.0	2
Jonathan Diamond	0	2	0.1	2
Justin Hetler	1	1	1.4	2
Mark Exner	1	1	0.7	2
Marialin Lomongo	1	1	0.3	2
Peter Shields	1	1	0.5	2
Ryan Rosenthal	1	1	0.9	2
Emma Nurgazieva	1	1	0.4	2
Thomas Tranter	0	2	0.4	2
Kevin Kamenjarin	1	1	0.2	2
Scott Robinson	0	2	0.2	2
Anders Singdahlsen	1	1	0.9	2
Elizabeth Brownson	0	2	0.4	2
Jamie Masnyk	0	1	0.3	1
Raffay Khan	1	0	0.8	1
William Thornton	1	0	0.8	1
Brian Sorich	0	1	0.4	1
Will Stuckert	0	1	0.4	1
Nicole Kitsuse	0	1	0.3	1
Charles Ahn	0	1	0.3	1
Deniz Karacay	0	1	0.4	1
Elaine Ni	1	0	0.7	1
Alice Copland	1	0	0.3	1
John Mysz	1	0	0.3	1
Eli Franks	0	1	0.6	1
George Botha	0	1	0.0	1
Brent Stern	0	1	0.4	1
Corinn Hanson	0	1	0.3	1
Brandon Wozniczka	0	1	0.3	1
Kristen Kalinka	1	0	0.9	1
Jason Krbec	1	0	0.9	1
Elizabeth Kobak	1	0	0.9	1
Ajit Bhalodia	1	0	0.6	1
Clay Corso	1	0	0.7	1
J'Ana Diamond	0	1	0.3	1
Jacob Mayles	0	1	0.3	1
Jason Strongin	0	1	0.4	1
Gary Gerstman	1	0	0.6	1
Mark Sack	1	0	0.6	1
Ken Sitar	1	0	0.1	1
Ayano Nakamura	1	0	0.3	1
Seisuke Narita	1	0	0.3	1
Han Han	0	1	0.3	1
Joseph Zabat	0	1	0.3	1
Brad Smith	1	0	0.5	1
Isabel Quinones	0	1	0.6	1
Xavier Aubron	0	1	0.6	1
Brenden Lehr	1	0	0.8	1
Inubis Carroll	0	1	0.7	1
Cole Heule	0	1	0.7	1
John Li	0	1	0.5	1
Kimberly Horberg	0	1	0.3	1
Alex Donkor	0	1	0.3	1
Ryan Pfeifle	0	1	0.6	1
Takayuki Higuchi	1	0	0.2	1
Andrew Wolfberg	0	1	0.2	1
Andrew Snyder	0	1	0.4	1
Alex Ritter	1	0	0.9	1
William Guthrie	1	0	0.9	1
John Laurx	0	1	0.8	1
Michele Ihlanfeldt	0	1	0.8	1
Zsolt Juhasz	0	1	0.3	1
Joshua Luetkehans	0	1	0.3	1
Werner Camoras	1	0	0.8	1
Rick Aguayo	1	0	0.8	1
Ryan Rymarzak	0	1	0.2	1
Oliver Natarajan	1	0	0.7	1
Rod Wienke	0	1	0.6	1
Andrew Suarez	0	1	0.6	1
Eric H Lo	1	0	0.8	1
David Shekman	1	0	0.7	1
Scott Apmann	1	0	0.0	1
Allison Goldberg	1	0	0.1	1
Herman Abban	1	0	0.1	1
Brian Thomason	0	1	0.2	1
Simon Kudernatsch	0	1	0.3	1
Krishna Krupal	0	1	0.3	1
Karen Salter	0	1	0.6	1
Jazz Burks	0	1	0.6	1
Alice Pacaut	0	1	0.1	1
Thomas Gilbertson	0	1	0.1	1
Eric Payne	0	1	0.2	1
Mike Stroka	0	1	0.9	1
Brian Plain	0	1	0.9	1
Robert Owens	1	0	0.4	1
Yvonne Davis	1	0	0.8	1
Eric Liao	1	0	0.8	1
Hans-Joerg Engler	1	0	0.7	1
Jonathon Schmidt	1	0	0.7	1
Whitney Brooks	1	0	0.7	1

Match History (74)

Date	Flight	Pos	Partner	Opponent(s)	Score	P(win)	Result
4/12/2026	M 4.5 Winter	1# Doubles	Nicholas Silacci	Jamie Masnyk / Andrew Martin	6-2 6-3	29%	L
3/22/2026	M 4.5 Winter	1# Doubles	Brian Utz	Raffay Khan / William Thornton	7-5 4-5 1-0	81%	W
3/22/2026	Mixed 9.0 Winter	2# Doubles	Keli Wildermuth	Christine Meade / Bill Bowman	7-5 5-2	45%	W
2/15/2026	M 4.5 Winter	1# Doubles	Brian Utz	Brian Sorich / Will Stuckert	6-2 6-4	38%	L
2/1/2026	M 4.5 Winter	1# Doubles	Nicholas Silacci	Michael Bush / Alistair Templeton	7-6 5-4	62%	L
1/18/2026	Mixed 9.0 Winter	3# Doubles	Sophia Chang Stauffer	Nicole Kitsuse / Charles Ahn	6-4 5-4	29%	L
12/14/2025	Mixed 9.0	3# Doubles	Huan Chang	Claire Buehler / Deniz Karacay	6-3 3-5 1-0	37%	L
11/16/2025	Mixed 9.0	3# Doubles	Keli Wildermuth	Brittany Ballog / Michael Czarny	6-3 6-4	68%	W
11/2/2025	Mixed 9.0	2# Doubles	Keli Wildermuth	Heather Stenmark / Bill Bowman	6-7 6-1 1-0	67%	W
8/24/2025	Mixed 9.0 Summer	2# Doubles	Keli Wildermuth	Elaine Ni / Michael Czarny	6-4 6-3	74%	W
8/3/2025	Mixed 9.0 Summer	1# Doubles	Annabelle Crowley	Alice Copland / John Mysz	6-4 6-4	28%	W
6/22/2025	Mixed 9.0 Summer	3# Doubles	Emma Forman	Heather Stenmark / Eli Franks	6-4 6-2	64%	L
4/19/2025	Mixed 10.0 Winter	1# Doubles	Susana Andres Martinez		6-0 6-0		W
3/9/2025	M 4.5 Winter	2# Doubles	Mitchell Rasley	Jonathan Diamond / George Botha	6-4 6-4	0%	L
2/2/2025	M 4.5 Winter	2# Doubles	Joseph Shmigelsky	Ian Barr / Brent Stern	6-4 6-2	37%	L
1/31/2025	Mixed 9.0 Winter	2# Doubles	Erin Kramer	Corinn Hanson / Brandon Wozniczka	6-3 3-6 1-0	35%	L
1/12/2025	Mixed 9.0 Winter	3# Doubles	Erin Kramer	Kristen Kalinka / Jason Krbec	6-3 6-3	93%	W
12/15/2024	Mixed 10.0	1# Doubles	Jennifer Ptak		6-0 6-0		W
11/23/2024	Men 4.5	1# Doubles	Aditya RAMANI	Ian Barr / Justin Hetler	7-6 5-3	74%	L
11/17/2024	Mixed 9.0	3# Doubles	Erin Kramer	Brittany Ballog / Michael Czarny	6-3 6-1	58%	L
11/9/2024	Mixed 10.0	3# Doubles	Alexandra Pollack	Elizabeth Kobak / Nick Charlton-Perrin	6-4 6-3	87%	W
10/20/2024	Men 4.5	2# Doubles	Mitchell Rasley	Justin Hetler / Ajit Bhalodia	7-6 4-2	65%	W
10/13/2024	Mixed 9.0	2# Doubles	Erin Kramer	Brittany Ballog / Michael Czarny	6-4 6-5	59%	W
9/8/2024	Men 4.5	3# Doubles	Andre Gagnon	Mark Exner / Clay Corso	6-4 6-4	66%	W
8/18/2024	9.0 Mixed Summer	2# Doubles	Erin Kramer	J'Ana Diamond / Jacob Mayles	5-7 6-1 1-0	29%	L
7/28/2024	9.0 Mixed Summer	3# Doubles	Huan Chang	Marialin Lomongo / Jonathan Diamond	6-4 6-0	14%	L
7/21/2024	M 4.5 Summer	1# Doubles	John Mysz	Peter Shields / Jason Strongin	7-5 4-6 1-0	40%	L
6/30/2024	M 4.5 Summer	2# Doubles	John Mysz	Gary Gerstman / Mark Sack	6-0 6-0	63%	W
6/23/2024	M 4.5 Summer	2# Doubles	Aleksandrs Kublinskis		6-0 6-0		W
4/28/2024	M 4.5 Winter	3# Doubles	Jan Greszta	Peter Shields / Ken Sitar	7-5 2-5 1-0	13%	W
4/21/2024	9.0 Mixed Winter	3# Doubles	Keli Wildermuth	Ayano Nakamura / Seisuke Narita	6-4 1-6 1-0	28%	W
2/18/2024	M 4.5 Winter	2# Doubles	CALEB SCHIFANO	Han Han / Joseph Zabat	6-3 7-6	28%	L
2/4/2024	M 4.5 Winter	2# Doubles	CALEB SCHIFANO	Ryan Rosenthal / Brad Smith	7-5 4-4 1-0	54%	W
12/3/2023	Mixed 9.0	2# Doubles	Keara Miller	Isabel Quinones / Xavier Aubron	2-6 7-6 1-0	61%	L
11/12/2023	Mixed 9.0	1# Doubles	Keli Wildermuth	Emma Nurgazieva / Andrew Wong	6-2 6-0	34%	W
11/5/2023	Mixed 9.0	1# Doubles	Keara Miller	Claire Buehler / Brenden Lehr	3-6 7-5 1-0	77%	W
10/1/2023	Men 4.5	3# Doubles	Mitchell Rasley	Inubis Carroll / Cole Heule	2-6 6-2 1-0	69%	L
9/24/2023	Mixed 9.0	3# Doubles	Emma Wang	Emma Nurgazieva / Andrew Wong	6-1 6-2	11%	L
7/23/2023	Mix 9.0	3# Doubles	Huan Chang	John Li / Heather Stenmark	6-1 6-4	50%	L
6/22/2023	Mix 9.0	2# Doubles	Bela Starkman	Kimberly Horberg / Alex Donkor	6-3 6-4	28%	L
6/17/2023	Men 4.5	2# Doubles	Volodymyr Kohut	Michael Bush / Ryan Pfeifle	6-2 6-7 1-0	60%	L
6/5/2023	Mix 9.0	3# Doubles	Huan Chang	Marialin Lomongo / Takayuki Higuchi	6-1 6-0	21%	W
6/4/2023	Men 4.5	3# Doubles	Volodymyr Kohut	Andrew Wolfberg / Thomas Tranter	6-0 6-3	19%	L
1/29/2023	9.0 Mixed Winter	3# Doubles	Alisa Hall	Claire Buehler / Andrew Wong	6-1 6-2	79%	W
1/15/2023	M 4.5 Winter	1# Doubles	Arjun Murthy	Alistair Templeton / Andrew Snyder	6-3 6-2	41%	L
1/8/2023	9.0 Mixed Winter	3# Doubles	Alisa Hall	Alex Ritter / William Guthrie	6-3 6-3	91%	W
12/18/2022	Mixed 9.0	3# Doubles	Emma Forman	John Laurx / Michele Ihlanfeldt	0-6 6-3 1-0	80%	L
12/11/2022	Mixed 9.0	1# Doubles	Emma Forman		6-0 6-0		W
12/10/2022	M 4.5	1# Doubles	Joseph Shmigelsky	Zsolt Juhasz / Joshua Luetkehans	6-4 6-2	33%	L
12/4/2022	M 4.5	1# Doubles	Joseph Shmigelsky	Ian Barr / Michael Bush	6-1 6-4	44%	W
11/13/2022	M 4.5	2# Doubles	John Mysz		6-0 6-0		W
11/6/2022	M 4.5	1# Doubles	Max Crouse	Werner Camoras / Rick Aguayo	6-0 6-1	77%	W
10/15/2022	M 4.5	1# Doubles	Arjun Murthy	Kevin Kamenjarin / Ryan Rymarzak	6-4 5-2	23%	L
9/24/2022	M 4.5	1# Doubles	Joseph Shmigelsky	Nick Charlton-Perrin / Ryan Rosenthal	7-5 6-4	34%	L
8/4/2022	9.0 Mixed Summer	1# Doubles	Emma Forman	Christine Meade / Oliver Natarajan	6-3 6-2	66%	W
6/26/2022	M 4.5 Summer	1# Doubles	Arjun Murthy	Scott Robinson / Anders Singdahlsen	6-1 6-7 1-0	16%	L
6/19/2022	M 4.5 Summer	1# Doubles	Arjun Murthy	Rod Wienke / Andrew Suarez	2-6 6-1 1-0	60%	L
6/18/2022	M 4.5 Summer	1# Doubles	Arjun Murthy	Nick Charlton-Perrin / Eric H Lo	6-1 6-2	79%	W
6/12/2022	M 4.5 Summer	2# Doubles	Arjun Murthy	Ian Barr / David Shekman	7-5 6-1	69%	W
6/5/2022	M 4.5 Summer	1# Doubles	Arjun Murthy	Kevin Kamenjarin / Scott Apmann	6-1 3-6 1-0	1%	W
4/10/2022	9.0 Mixed Winter	3# Doubles	Emma Forman	Allison Goldberg / Herman Abban	2-6 7-5 1-0	14%	W
3/20/2022	9.0 Mixed Winter	2# Doubles	Emma Forman	Elizabeth Brownson / Bill Bowman	6-2 6-4	22%	L
3/6/2022	M 4.5 Winter	1# Doubles	Arjun Murthy	Brian Thomason / Thomas Tranter	6-4 6-4	25%	L
2/27/2022	9.0 Mixed Winter	1# Doubles	Emma Forman	Elizabeth Brownson / Bill Bowman	2-6 6-3 1-0	20%	L
2/20/2022	M 4.5 Winter	2# Doubles	Arjun Murthy	Simon Kudernatsch / Krishna Krupal	0-6 6-4 1-0	26%	L
1/30/2022	8.0 Mixed Winter	3# Doubles	Miae Lim	Karen Salter / Jazz Burks	6-4 6-2	58%	L
1/23/2022	9.0 Mixed Winter	1# Doubles	Emma Forman	Alice Pacaut / Thomas Gilbertson	7-6 0-3 1-0	10%	L
1/16/2022	M 4.5 Winter	1# Doubles	Arjun Murthy	Mark Exner / Scott Robinson	6-2 6-4	6%	L
11/7/2021	4.5 Men	1# Doubles	Arjun Murthy	Eric Payne / Bill Bowman	6-1 6-1	22%	L
10/30/2021	4.5 Men	1# Doubles	Arjun Murthy	Mike Stroka / Brian Plain	6-3 5-5 1-0	92%	L
10/24/2021	4.5 Men	2# Doubles	Arjun Murthy	Andrew Martin / Robert Owens	6-4 7-5	37%	W
10/17/2021	Mixed 8.0	3# Doubles	Miae Lim	Yvonne Davis / Eric Liao	6-1 6-2	85%	W
10/16/2021	4.5 Men	1# Doubles	Arjun Murthy	Hans-Joerg Engler / Jonathon Schmidt	3-6 6-4 1-0	65%	W
10/3/2021	4.5 Men	2# Doubles	Arjun Murthy	Whitney Brooks / Anders Singdahlsen	6-2 6-2	73%	W

Team History

Year	Flight	Team
2026	CDTA 18 & Over M 4.5 Winter Active	CDTA W 18&OM4.5 3.Tam Shmigelsky Sun 7 $22
2026	CDTA Mixed 18 & Over 9.0 Winter Active	CDTA W M18&O9.0 2.Lake Chang Sun 7 $26
2026	CDTA E Mixed 18&O 9.0	CDTA E M18&O9.0 2Lake Chang Sun 7 $26
2025	CDTA E 18&O Men 4.5	CDTA E 18&OM4.5 3.Tam Shmigelsky Sun 7 $22
2025	CDTA 18 & Over M 4.5 Winter	CDTA W 18&OM4.5 3.Tam Shmigelsky Sun 7 $22
2025	CDTA Mixed 18 & Over 10.0 Summer	DROPPED CDTA S M1810.0 3Lakeshore Natarajan Sat 5 $26
2025	CDTA Mixed 18 & Over 9.0 Summer	CDTA S M189.0 3Lakeshore Chang Sun 7 $26
2025	CDTA E Mixed 18&O 10.0	CDTA E M18&OX10.0 3.Lakeshore Natarajan Sat 5 $26
2025	CDTA E Mixed 18&O 9.0	CDTA E M18&OX9.0 2.Lakeshore Chang Sun 7 $26
2025	CDTA Mixed 18 & Over 10.0 Winter	CDTA W M18&OX10.0 2.Lakeshore Natarajan Sat 5 $26
2025	CDTA Mixed 18 & Over 9.0 Winter	CDTA W M18&OX9.0 4.Lakeshore Chang Sun 7 $26
2024	CDTA 18 & Over M 4.5 Summer	CDTA S 18&OM4.5 3.Waveland(OUT) Shmigelsky Sun 7 $12
2024	CDTA 18 & Over M 4.5 Winter	CDTA W 18&OM4.5 3.Tam Shmigelsky Sun 7 $22
2024	CDTA E 18&O Men 4.5	CDTA E 18&OM4.5 1.Tam Shmigelsky Sun 7 $22
2024	CDTA 18 & Over 9.0 Mixed Summer	CDTA S M18&OX9.0 4.Lakeshore Chang Sun 7 $26
2024	CDTA 18 & Over 9.0 Mixed Winter	CDTA W M18&OX9.0 3.Lakeshore Chang Sun 7 $26
2024	CDTA E Mixed 18&O 9.0	CDTA E M18&OX9.0 4.Lakeshore Chang Sun 7 $26
2023	CDTA ESL 18&O M 4.5	CDTA E 18&O M4.5 Tam Shmigelsky Sun 7 $22
2023	CDTA S 18 & Over Men 4.5	CDTA S 18&OM4.5 f.Waveland(OUT) Shmigelsky Sun 7 $10
2023	CDTA 18 & Over M 4.5 Winter	CDTA W 18&O 4.5M Tam Shmigelsky Sun 7 $22
2023	CDTA ESL Mixed 18&O 9.0	CDTA E M18&O 9.0X Lakeshore Chang Sun 7 $26
2023	CDTA S Mix 18 & Over 9.0	CDTA S M18&O9.0X c.Lakeshore Chang Sun 7 $26
2023	CDTA 18 & Over 9.0 Mixed Winter	CDTA W M18&O 9.0X Lakeshore Chang Sun 7 $26
2022	CDTA ESL 18&O W/E 4.5 Men	CDTA E 18&O W/E 4.5M Tam Shmigelsky Sun 7 $20
2022	CDTA 18 & Over M 4.5 Summer	CDTA S 18&O 4.5M Waveland (Out) Shmigelsky Sun 7 $10
2022	CDTA 18 & Over M 4.5 Winter	CDTA W 18&O 4.5M Tam Shmigelsky Sun 7 $22
2022	CDTA ESL Mixed 18&O 8.0	CDTA E M18&O 8.0X Lakeshore Chang Sun 7 $26
2022	CDTA 18 & Over 9.0 Mixed Summer	CDTA S M18&O 9.0X Lakeshore Chang Sun 7 $26
2022	CDTA 18 & Over 8.0 Mixed Winter	CDTA W M18&O 8.0X Lakeshore Chang Sun 7 $26
2022	CDTA 18 & Over 9.0 Mixed Winter	CDTA W M18&O 9.0X Lakeshore Chang Sun 7 $26