About the Author

Markku Keski-Oja, Acon's Brand Ambassador, performing a backflip midair under dramatic blue and pink lighting.

Markku Keski-Oja

Markku Keski-Oja, or more widely known as MARQ, is ACON’s Freestyle Trampolining Brand Ambassador and a social media creator, inspiring the next generation of backyard athletes.

Markku Keski-Oja, known for his high-energy tricks and fearless style, has built a massive following by making freestyle trampolining look as fun as it is technical, and inspires athletes worldwide with expert tricks, tutorials, and backyard stunts.

At ACON, Markku brings authenticity and creativity to the community, showing what’s possible when skill meets passion. He’s constantly pushing boundaries both in the air and online, while reminding fans that every flip starts with a single bounce.

From Markku:

A boy in blue shorts doing a backflip on a trampoline in a sunset.