Effie Epstein
Managing Partner @ Sound Ventures
Los Angeles, United States
Effie Epstein is a Series A investor at Sound Ventures in Los Angeles focused on Software and Artificial Intelligence. Effie is the Managing Partner of Sound Ventures, an LA-based venture capital fund founded by Ashton Kutcher and Guy Oseary.
- Total investments:
- 5
- Last investment:
- Lead investor:
- 60%
Last updated:
For AI agents: llms.txt
Industries Effie Epstein invests in
Stages Effie Epstein invests in
Countries Effie Epstein invests in
Investment Focus
Industry
- Software 2 (40%)
- Artificial Intelligence 2 (40%)
- Legal 1 (20%)
- Sales 1 (20%)
- Fitness 1 (20%)
Stage
- Series A 2 (40%)
- Series B 2 (40%)
- Convertible Note 1 (20%)
Country
- United States 3 (60%)
- United Kingdom 1 (20%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
General Counsel AI
|
General Counsel AI is web-based legal AI copilot for in-house counsel | $60M / Series B / Nov 12, 2025 | |
|
General Counsel AI
|
General Counsel AI is web-based legal AI copilot for in-house counsel | $10M / Series A / May 29, 2025 | |
Form Health
|
Form Health is the national leader in science-based obesity care, offering a clinical care model that consists of one-on-one, personalized care from a dedicated ABOM-certified physician and a CSOWM-certified Registered Dietitian. The company develops individualized treatment plans that address nutrition, physical activity, mindset shifts, andinclude a prescription for FDA-approved medication, if appropriate, keeping safety, efficacy, and outcomes at the forefront. | $38M / Series B / Jun 26, 2024 | |
Stability AI
|
Stability AI is an artificial intelligence-driven visual art startup that designs and implements open AI tools. The company focuses on creating open models for various media types, including image, video, 3D, and audio, with applications also targeting enterprise-level needs. Stability AI fosters a vibrant community involving experts and partnersworldwide, enhancing collaboration in developing AI tools. | $25M / Convertible Note / May 01, 2023 | |
Tarci
|
Tarci operationalizes customer data to deliver outstanding outcomes for data and commercial teams.The company's platform employs artificial intelligence to boost sales conversion rates by finding warm B2B prospects based on in-the-moment events and gathering information from various data sources, allowing businesses to become moreproductive.Tarci was established in April, 2019 in New York, USA by Leetal Gruper. | $17M / Series A / Aug 30, 2022 |
Co-Investors
About Sound Ventures
Sound Ventures is a venture capital firm. The company seeks to invest in the technology sector.
Sound Ventures Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Maaria Bajwa
Principal
|
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Ashton Kutcher
General Partner
|
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Effie Epstein
Managing Partner
|
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Guy Oseary
Co-Founder
|
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Kelly Donnelly
Sound Ventures
|
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FAQ
What does Effie Epstein invest in?
Effie Epstein invests primarily in Software, Artificial Intelligence and Legal startups, most often at Series A and Series B stage. Most of the 5 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
When did Effie Epstein last invest?
The most recent investment recorded for Effie Epstein closed in Nov 2025. Shizune tracks 5 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
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 Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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