John Mancini is an entrepreneur from Bridgewater, New Jersey. He is the founder of Almighty Jerseys.

Mancini was born on August 2nd, 1997 and grew up in Bridgewater, New Jersey. Some people that were influences on him include Bill Gates, Mark Cuban, and Gary Vaynerchuk. Mancini attended Bridgewater-Raritan High School where he was a member of his school's soccer and wrestling teams. An exceptional student, Mancini graduated in 2015 earning 22 AP college credits.

Mancini enrolled at Rutgers University where he majored in civil engineering. At the time, Mancini was struggling to pay for college and was working at multiple jobs as a manager. As a side hustle, he would scrape emails looking for bulk orders and noticed that no one was making custom jerseys for fraternities and sororities.

Seizing the opportunity, Mancini attained the proper licencing and paperwork to launch Almighty Jerseys, a custom apparel company aimed a greek life.

Mancini grew the company through influencer marketing, greek life pages, social media ads, and collaborating in engagement groups.

Almighty Jerseys has since become the top greek life apparel company in North America.

In addition to Almighty Jerseys, Mancini helps brands and influencers run their merch stores.

In his free time, Mancini enjoys watching sports, traveling, and spending time with his friends and family.

He is an active member of his community and takes part in blood donation campaigns and initiatives to clean trash from roads and highways.