Alon SternFounder

South Africa - City of Cape Town, Western Cape

I am a passionate entrepreneur and second-time founder, currently leading TurnStay, a travel payments company dedicated to dramatically driving down the cost of cross-border card processing. With a solid foundation in both academia and industry, I strive to create innovative solutions that address critical challenges in the travel and payments sectors.

Experience includes:

Founder and CEO of TurnStay: Leading a cutting-edge travel payments company focused on reducing the cost of cross-border card processing. Overseeing all aspects of the business, including strategic planning, operations, product development, and customer engagement. Building and leading a dedicated team committed to revolutionizing the travel payments landscape.

Founder of Slide Financial: Successfully led the company to profitability within three years.

Data Scientist and Data Leader: Spearheaded the data team at Prodigy Finance and worked as a data consultant.

Developed climate models at Princeton University’s Geophysical Fluid Dynamics Laboratory (GFDL).

Academic Background:

PhD in Mathematics and Oceanography from NYU Courant Institute.

Conducted scientific research as a PhD candidate and postdoc at Princeton University, culminating in 17 published papers.


If you're interested in revolutionising travel payments or exploring innovative financial solutions, let's connect. I’m eager to collaborate with like-minded professionals and explore new opportunities.