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ISI Performance, 120 W Washington Street, Newton, IL (2026)

05/22/2026

As we are nearing the end of May and I am finalizing my program for this summer's training, I need to know everyone's shirt sizes. Every athlete in the ISI Training program will recieve a free t-shirt. If any parent or family would like a shirt as well, they are $20 and I need sizes by June 1st. If you want to buy a shirt contact me with your name and shirt size, they will be available for pick-up after class on the first day, June 22nd.

❗️⚠️CLASSES ARE AS FOLLOWS...⚠️❗️
Age 13-18 train at 6AM
Age 8-12 train at 7PM (This is a change)
Monday - on the high school track, speed/form work
Wednesday - Newton Elite Fitness, weight lifting
Friday - Newton Elite Fitness, weights and conditioning

Contact me at 618-553-4862 with your name and shirt size or any questions you have.

05/11/2026

The response to ISI Performance so far has been incredible. I appreciate all of the support and interest from athletes and families in the community. Thank you to everyone who came and supported me at the trade show.

There are still limited spots available in both age groups as we head into the summer training program.

ISI Performance is a 5-week athletic development program focused on:
• Speed & sprint mechanics
• Strength development
• Explosiveness & injury prevention
• Discipline and confidence through training

📅 Starts Monday, June 22nd
📍 Newton, IL
💲 $45/week
📆 Training 3 days/week

Age Groups:
• Ages 13–18 → Morning Sessions (6am)
• Ages 8–12 → Evening Sessions (6pm)

Athletes will also receive an ISI Performance training shirt as part of the program.

If you’re interested or have questions, message me directly.

Let’s get to work this summer.

— Owen Schackmann

04/09/2026

I would like to clear up that this Program is a Group Training class. It will start Monday June 22nd and there will be 3 sessions a week for 5 weeks. It will cost $45 per week.

04/08/2026

Hi, my name is Owen Schackmann and I am officially launching my ceo business, ISI Performance!

This is going to be a 5 week speed and strength program for athletes ages 8-18 who want to improve their performance and gain confidence in their sport.

This Program is built around:
• Speed & Sprint Mechanics
• Strength Development & Fundamentals
• Consistent, High-Quality Training
Each athlete will train three days per week in a structured and focused environment designed to help them grow both on and off the field.

Currently spots will be limited to 15-20 athletes to keep training sessions competitive and effective.

Athletes will also recieve an ISI Performance training shirt as part of the program.

📍Newton, IL
📅 Starting late June

If you are interested or have questions, message me directly at (618) 553-4862

As iron sharpens iron, one person sharpens another. — Proverbs 27:17

Address

120 W Washington Street
Newton, IL
62448

Website

facebook.com

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