A Summer of Growth On and Off the Court
Summer Tennis Lessons
Make the most of your summer on the court with Flattline Tennis Lessons, helping athletes build confidence, sharpen skills, and elevate their game.
Lessons in collaboration with Marinette Rec Center
Highschool Summer Camps
Ready to take your tennis game to the next level? Join the Summer High School Tennis Camp — a four-day camp built for dedicated high school athletes. The camp will run from July 13th to July 16th. Click Enroll Now to learn more!
Ready to take your tennis game to the next level? Join the Summer High School Tennis Camp — a four-day camp built for dedicated high school athletes. The camp will run from August 18th to August 21st. Click Enroll Now to learn more!
Junior Summer Group Lessons
Beginner
New to tennis? Our Beginner Group Lessons focus on the core fundamentals — grip, footwork, stroke technique, and rally basics — all in a fun, supportive environment. Build confidence and consistency from day one. Click Enroll Now to find out more!
Intermediate
Already know the basics? Take your game up a level with focused drills, improved consistency, and real match play strategy. Perfect for players ready to compete with confidence. Click Enroll Now to find out more!
Advanced
Designed for serious players aiming for varsity or tournament success. These sessions push your limits with high-intensity drills, advanced strategy, and personalized feedback. Click Enroll Now to find out more!
Session One
June 15th through June 29th
Session Two
August 3rd through August 17th
Summer Junior Private Lessons
3 Private Lessons
Take your game to the next level with private lessons from Anton Flatt, owner and head coach of Flattline Tennis. Enjoy three personalized one-hour sessions, scheduled flexibly based on court and instructor availability.
5 Private Lessons
Take your game to the next level with private lessons from Anton Flatt, owner and head coach of Flattline Tennis. Enjoy five personalized one-hour sessions, scheduled flexibly based on court and instructor availability.
Adult and Senior Lessons
Group Adult Lessons
Develop your skills through three sessions of ninety minutes that help everyone progress through their tennis journey.
Group Senior Lessons
Develop your skills through three ninety-minute sessions designed to help senior players improve their technique, stay active, and enjoy the game in a supportive group environment.
Adult Private Lessons
3 Private Lessons
Take your game to the next level with private lessons from Anton Flatt, owner and head coach of Flattline Tennis. Enjoy three personalized one-hour sessions, scheduled flexibly based on court and instructor availability.
5 Private Lessons
Take your game to the next level with private lessons from Anton Flatt, owner and head coach of Flattline Tennis. Enjoy five personalized one-hour sessions, scheduled flexibly based on court and instructor availability.