Sponsors
Support the next problem solver.
The Combinatorics Open welcomes in-kind support that directly strengthens the participant experience and rewards excellent work.
In-kind support
Useful prizes, thoughtfully chosen.
We are interested in support that helps students continue learning: books, high-quality educational subscriptions, competition prizes, and—subject to support—physical gold medals.
01Books
02Educational subscriptions
03Competition prizes
04Gold medals
Backed and supported by
Sponsors supporting the 2026 Combinatorics Open.
