The San Francisco startup turned the tedium of writing instructions into a single click - and quietly became the record of how work actually gets done inside 94% of the Fortune 500.
Turn videos and files into docs, training, and AI-ready answers.
The quiet infrastructure behind good software documentation is becoming something more: a searchable, reusable knowledge system for people, products and AI agents.
Marble Health is a New York-based youth mental health company building a school-centered model of care. It partners with school counselors - not just school district budgets - to identify struggling students and match them with licensed therapists within days, covering visits through insurance including Medicaid. Marble combines individual, family, and group teletherapy with a purpose-built therapist EHR and AI documentation tools, and folds counselors and parents into a collaborative care team. Founded by former Headway co-founders Jake Sussman and Dan Ross, the company has facilitated more than 15,000 therapy sessions since launching and raised a $15.5M Series A in October 2025.