It’s a mix of culture and army bias.

Culturally, Israel has a strong emphasis on entrepreneurship, coupled with general lack of tolerance for bureaucracy, makes for pretty agile organizations.

In the military side, it creates a country sized funnel that picks the best people and places them together trying to solve problems that would seem impossible. When these people are discharged, they are friends that knows how to work best together. Think of it like a larger and more focused version of an Ivy League school