Semper Strong

Semper Strong

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You may be strong, but are you Semper Strong? Semper Strong
TO BE STRONGER THAN YOU WERE YESTERDAY

FAQs

Is this gym CrossFit? What is the difference? We are not a CrossFit. We believe that there is a diversified approach to training and there is no one way ticket to getting to the best you. Our programming is based on the HIIT theory (High Intensity Interval Training) and they are tailored to

06/03/2026

OUTWORK THE COMPETITION. 💪🔥

Talent might get you noticed, but hard work is what separates good athletes from great ones.

This summer, while others are sleeping in, skipping workouts, and taking shortcuts, we’re building speed, endurance, strength, and mental toughness.

Every sprint.
Every rep.
Every drop of sweat.

When the season starts, you’ll either be wishing you worked harder or you’ll be glad you did.

The choice is yours.

Train harder. Move faster. Finish stronger.

📍 Semper Strong
📞 516-523-6217

BuiltNotBorn TrainHard LongIslandAthletes

05/23/2026

Let’s go bro!!!!!! 💪🔥💪🔥

05/22/2026

Join us for the Murph this Memorial Day!!!!! Bring your friends and honor Lt. Michael Murphy with us this Monday! Let’s kick off the season right 💪🔥💙❤️ (bring your own vest)

05/21/2026

To all our high school athletes — we see the work, the dedication, the early mornings, late nights, wins, losses, and everything in between. We are SO proud of everything you accomplished this school sports season 💪🔥

But now… summer is coming ☀️
And that means it’s time to LEVEL UP.

This is where athletes are made.
This is where speed gets faster, strength gets stronger, and confidence gets built.

We can’t wait to see all of you back in the gym this summer ready to WORK. Let’s make this offseason different. Let’s get after it. You know who you are 😉🔥

OffseasonWork YouKnowWhoYouAre

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751-14 Koehler Avenue
Ronkonkoma, NY
11779

Opening Hours

Monday 5am - 11pm
Tuesday 5am - 11pm
Wednesday 5am - 11pm
Thursday 5am - 11pm
Friday 5am - 10pm
Saturday 7am - 7pm
Sunday 7am - 8pm