Teen mental health platform integrated into American schools.
| Date | Round | Amount |
|---|---|---|
| Oct 2025 | Series A Marble closed a $15.5 million Series A led by Costanoa Ventures for student mental health. | $15.5M |
| Jun 2024 | Seed Marble, a US startup offering online group therapy for teens, came out of stealth with a $5M seed round from Khosla Ventures, Town Hall Ventures and IA Ventures. | $5M |
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