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AT GATES TENNIS CENTER

RETURNS September 8-17, 2023

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prize money for every Winning division

See a breakdown of each division's prize money! This is a unique Colorado Tournament perk exclusive to the CSO 2022!

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lEARN MORE ABOUT UTR

Universal Tennis Rating is the most accurate measure of your true skill level. Plus no membership fee required!

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Want to sponsor cso 2023?

An opportunity for your business or organization to sponsor the largest and oldest tournament in Colorado. Start at just $500.

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Meet the cso tournament director

Alex Dove is excited to be back as the Tournament Director for the the 2023 CSO. Meet him and learn more about his story below! 

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