Background on Ladder Internships and Application Link
Application deadline for Summer 2023 is March 12, 2023.

Ladder Internships is a selective start-up internship program for high school students, founded and run by Harvard graduate students. In the program, students work 1-1 with supervisors from top start-ups to work on real-world projects in a real start-up environment. Our companies and supervisors come from Y Combinator, Harvard iLabs, Wharton, Google, Microsoft, McKinsey & Company. Here is the brochure , website, and application link. The summer application deadline is March 12.