Ellipsis Health
Category: AI in Healthcare
An AI-powered platform that uses vocal biomarkers from a person's speech to identify, measure, and monitor the severity of anxiety and depression. Ellipsis Health was founded in 2017. The company is led by Mainul Mondal. Based in San Francisco, CA, USA. Team size: 50. Total funding raised: $75 million. Latest round: $45 million Series A round announced in June 2025, led by Salesforce, Khosla Ventures, and CVS Ventures.. Key investors include Salesforce Ventures, Khosla Ventures, CVS Health Ventures, SJF Ventures, Greycroft.
- Founded
- 2017
- Headquarters
- San Francisco, CA, USA
- Team size
- 50
- Total funding
- $75 million
Value proposition
To provide an objective, scalable, and non-invasive clinical decision support tool for mental health, enabling early detection, reducing costs, improving patient outcomes, and increasing care team efficiency.
Products and solutions
Sage: An emotionally intelligent AI Care Manager that conducts automated, empathetic check-ins with patients. Integrated with Salesforce Health Cloud and Agentforce Health., Vocal Biomarker Technology: Core technology that analyzes speech patterns to produce science-based assessments for stress, anxiety, and depression., Sage on Salesforce AppExchange: Available on the AppExchange marketplace enabling Agentforce Health customers to deploy AI care management (launched Jan 2026)., Sage for high-acuity chronic disease: AI care model expanding into complex cardiovascular care first (Jul 2026), with oncology, maternity and behavioral health planned.
Unique value
Pioneering the use of the human voice as a vital sign for mental health, evaluating both semantics and acoustics to provide objective mental health assessments.
Target customer
Healthcare providers (hospitals, health systems), payers (insurance companies), care management organizations, and digital health platforms.
Industries served
Healthcare, Insurtech
Technology advantage
The patented 'Empathy Engine' and a clinical-grade AI allows integration into existing workflows, enabling large-scale screening and monitoring without clinical staff for initial assessments.
How they differentiate
Focusing on creating a clinical-grade, objective vital sign for mental health from natural speech, integrating various points of care. The AI Care Manager, Sage, provides proactive engagement.
Main competitors
Kintsugi, Aiberry, Quartet Health
Key partnerships
Cigna, NTT DATA, Duke Health, Pega, University of Houston, Salesforce, NVIDIA, HealthEdge, PromptWell
Notable customers
Cigna, Duke Health, NTT DATA, Salesforce (AppExchange/Agentforce Health partnership), HealthEdge (Care Solutions platform integration)
Major milestones
Securing $45 million in a Series A round from leading investors (2025)., Launching 'Sage', the AI Care Manager (2025)., Joining the Pega Partner program to integrate its solution with Pega's enterprise platform (2024)., Securing $26 million Series A funding round (2021)., Establishing partnerships with major healthcare organizations like Cigna and Duke Health., Partnering with NVIDIA to enhance Sage with NVIDIA technology (Nov 2025)., Launching Sage on Salesforce AppExchange (Jan 2026)., Partnering with PromptWell on emotionally intelligent patient engagement (Mar 2026)., Partnering with HealthEdge to bring AI-powered virtual nursing to Care Solutions suite (Apr 2026)., Appointing cardiologist Daniel Bensimhon, MD, as Chief Clinical Officer and expanding Sage into complex cardiac conditions (Jul 2026).
Growth metrics
While specific numbers are private, the company is focused on expanding partnerships and adoption across providers and payers after its latest funding round.
Market positioning
Positioned as a leader in the vocal biomarker space for mental health, backed by significant corporate venture funding.
Geographic focus
Primarily the United States, with stated goals for global expansion.
Patents and IP
The company holds patents for its technology, protecting its innovative voice analysis methodologies.
About Mainul Mondal
Mainul Mondal is the Founder and CEO of Ellipsis Health, a company pioneering the use of vocal biomarkers for mental health assessment. He founded the company in 2017, driven by his personal experience as a caregiver for his mother who suffered from severe depression. Prior to Ellipsis Health, he was a General Manager at Intel, leading the Health & Life Sciences division. He holds a BS in Electrical Engineering & Computer Science from the University of California, Berkeley.
More AI in Healthcare companies
Official website: https://www.ellipsishealth.com