Supermoon Capital
VC Fund
San Francisco, United States
Supermoon Capital is a VC fund in San Francisco focused on Health Care and Wellness. Supermoon Capital is the only venture capital firm in the world focused exclusively on the sleep technology market. The San Francisco-based firm partners with visionary innovators across the sleep market spectrum encompassing chronobiology, neurotech, biotech, pharmaceuticals, consumer interventions, and enterprise solutions. Supermoon invests incompanies at all stages from pre-seed to growth, including incubations and special situations, and across all geographies around the world.
- Total investments:
- 19
- Last investment:
- Lead investor:
- 21%
- Fund size:
- $36M
- Last fund:
Last updated:
For AI agents: llms.txt
Industries Supermoon Capital invests in
Stages Supermoon Capital invests in
Countries Supermoon Capital invests in
Round sizes
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Round size
- Seed
- $2.9M–$9M
- Series A
- $5M–$80M
Investment Focus
Industry
- Health Care 7 (37%)
- Wellness 6 (32%)
- Artificial Intelligence 5 (26%)
- Music 2 (11%)
- Therapeutics 2 (11%)
Stage
- Seed 5 (26%)
- Series A 4 (21%)
- Funding Round 3 (16%)
- Pre-Seed 2 (11%)
- Venture - Series Unknown 2 (11%)
Country
- United States 9 (47%)
- Switzerland 2 (11%)
- Israel 1 (5%)
- Germany 1 (5%)
- The Netherlands 1 (5%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
Grayson Judge
Co-Founder & Managing Partner
|
Co-Founder & Managing Partner | Total investments: 5 | Find email | |
Michael Masterson
Co-Founder & Managing Partner
|
Co-Founder & Managing Partner | Total investments: 1 | Find email | |
Pat Connolly
Co-Founder & Managing Partner
|
Co-Founder & Managing Partner | Total investments: 0 | Find email |
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Kimba employs AI to evaluate biometric data and provide individualized scent treatment to improve sleep and health. | $5.4M / Seed / Jun 16, 2026 | ||
| Lume Health is a San Francisco–based healthtech startup developing the first wearable capable of tracking hormone fluctuations in real time through a sweat sensor. Designed for continuous, needle-free monitoring, Lume replaces outdated lab tests with instant, actionable insights on stress, sleep, and energy at the cellular level. Targetingbiohackers, athletes, and high-performing professionals, the device helps users understand and respond to their bodies’ hormonal shifts without waiting weeks for results. Early beta users report transformative benefits, from restored energy to improved well-being, positioning Lume as a potential game-changer in personalized health tracking. | $1.5M / Pre-Seed / Feb 27, 2026 | ||
| Big Health is a digital therapeutics company that operates a digital healthcare portal to offer fully-automated and highly personalized digital therapeutics and behavioral programs for mental health issues. Its portal offers an online personalized medicine-care and prepares a sleep improvement program in consultation with medical professionals thatenable individuals to overcome their sleep-related disorders in an efficient manner. | $23.7M / Venture - Series Unknown / Feb 12, 2026 | ||
| Sleep.ai is a sleep intelligence company helping digital health, wellness, insurance, and consumer product brands improve sleep outcomes through personalized, science-backed insights. Powered by more than 1B hours of objective sleep data and over 250 scientific studies, Sleep.ai delivers APIs, SDKs, and R&D services that drive measurableimpact, from engagement and retention to health improvement and product differentiation. Its proprietary machine learning models are trained on the world’s largest validated sleep dataset, enabling actionable intelligence across every category influenced by sleep, including metabolic health, mental clarity, recovery, hormonal balance, and more. SleepScore Labs, the company’s internal R&D division, has led all 250+ studies and contributed to over 90 peer-reviewed publications, making Sleep.ai one of the most scientifically validated platforms in the space. The platform operates without requiring wearables, while remaining fully interoperable with third-party devices and health data ecosystems. | $5.5M / Aug 26, 2025 | ||
| EnsoData is a startup that utilizes artificial intelligence to analyze the human body to diagnose health conditions. EnsoData, whose software uses machine learning algorithms to help clinicians score sleep data and diagnose patients with sleep apnea and other disorders, has now realized that dream—and then some. EnsoData's autoscoringalgorithm combines AASM scoring best practices with cutting edge machine learning algorithms that learn and adapt to every single patient. | $20M / Series B / Jun 25, 2025 | ||
| Mosanna is a Biotech company based in Basel with a commitment to improving patient outcomes and quality of life in high unmet need diseases, applying a precision medicine approach. | $80M / Series A / Jun 09, 2025 | ||
| Aesyra develops and commercializes intra-oral sensors that help dental professionals in reducing damages induced on dental prostheses by occlusal problems. | $3M / Seed / Dec 13, 2023 | ||
| Arctop provides brain decoding technology for biometric authentication, brain-computer interface applications, education and entertainment industries. Based on 4 years R&D and patented A.I. data processing methods. Natural authentication methods for remote work, AR/VR. Enables adaptive gaming, music, education, productivity, well-beingand the future of automotive. | $10M / Series A / Oct 10, 2023 | ||
| Mosanna is a Biotech company based in Basel with a commitment to improving patient outcomes and quality of life in high unmet need diseases, applying a precision medicine approach. | Seed / Apr 11, 2023 | ||
| Arcascope makes apps that utilize algorithms that track circadian rhythms and generates personalized recommendations to help people get their clocks back on track. | $2.9M / Seed / Sep 27, 2022 | ||
| See all 19 investments → | |||
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FAQ
What does Supermoon Capital invest in?
Supermoon Capital invests primarily in Health Care, Wellness and Artificial Intelligence startups, most often at Seed and Series A stage. Most of the 19 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Supermoon Capital's check size?
Supermoon Capital typically joins rounds of $2.9M–$9M at Seed and $5M–$80M at Series A. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Supermoon Capital participates in.
How do I contact Supermoon Capital?
Public channels for Supermoon Capital include LinkedIn, X (Twitter) and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
Who are the partners at Supermoon Capital?
The team at Supermoon Capital includes Grayson Judge (Co-Founder & Managing Partner), Michael Masterson (Co-Founder & Managing Partner) and Pat Connolly (Co-Founder & Managing Partner). The Team section lists each member with their title, investment count and links.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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