# Sound Ventures' AI Investments: 14 Startups in Its Portfolio (2026) > The 14 AI startups Sound Ventures has backed, by stage: $510M raised between them. From the rounds we track; updated nightly. Source: https://millionrounds.com/portfolio-maps/sound-ventures-ai-portfolio (Millionrounds; every figure on the page links to its filing or article) ## Series A 6 - [Landbase](https://millionrounds.com/company/landbase) - [Polsia](https://millionrounds.com/company/polsia) - [Antimetal](https://millionrounds.com/company/antimetal) - [Day AI](https://millionrounds.com/company/day-ai) - [Matter](https://millionrounds.com/company/matter) - [Tarci](https://millionrounds.com/company/tarci) ## Pre-seed and seed 5 - [WOMBO](https://millionrounds.com/company/wombo) - [Pocket](https://millionrounds.com/company/pocket) - [Diadia Health, Inc](https://millionrounds.com/company/diadia-health-inc) - [Matters.AI](https://millionrounds.com/company/matters-ai) - [*KB* Kind Batch](https://millionrounds.com/company/kind-batch) ## Series B 3 - [*R* RADAR](https://millionrounds.com/company/radar) - [Virtualitics](https://millionrounds.com/company/virtualitics) - [Nanonets](https://millionrounds.com/company/nanonets) ## Segment by segment ### Series A 6 startups · $134M raised - [**Landbase**](https://millionrounds.com/company/landbase) Landbase is a San Francisco-based B2B software company founded in 2023. United States $30M - [**Polsia**](https://millionrounds.com/company/polsia) Polsia is an AI platform that automatically runs a business for you by handling coding, sales, marketing, and customer support. United States $30M - [**Antimetal**](https://millionrounds.com/company/antimetal) Antimetal is a technology company based in New York, founded in 2022. United States $20M - [**Day AI**](https://millionrounds.com/company/day-ai) Day AI is an AI-native Customer Relationship Management (CRM) platform founded in 2023 and headquartered in San Francisco, California. United States $20M - [**Matter**](https://millionrounds.com/company/matter) Matter is a social reading app for articles, blogs, and newsletters to help users find better content online. Canada $17M - [**Tarci**](https://millionrounds.com/company/tarci) Tarci is a data intelligence and AI-powered sales platform that focuses on small and medium-sized businesses (SMBs) with 1–500 emp United States $17M ### Pre-seed and seed 5 startups · $42M raised - [**WOMBO**](https://millionrounds.com/company/wombo) WOMBO is an AI-powered lip sync app that creates deepfake copies of images lip-syncing to a selection of songs. Canada $15M - [**Pocket**](https://millionrounds.com/company/pocket) Pocket is an application that allows users to save and retrieve documents and videos from websites. United States $12M - [**Diadia Health, Inc**](https://millionrounds.com/company/diadia-health-inc) Diadia Health provides an AI-powered platform that analyzes genetic and biomarker data to identify potential root causes of health symptoms. United States $6.0M - [**Matters.AI**](https://millionrounds.com/company/matters-ai) Matters.AI is an AI-native data security startup founded in 2023 and based in San Francisco, California, with additional operation United States $4.8M - [*KB* **Kind Batch**](https://millionrounds.com/company/kind-batch) Neural Style Transfer Simplified United States $3.7M ### Series B 3 startups · $334M raised - [*R* **RADAR**](https://millionrounds.com/company/radar) United States $269M - [**Virtualitics**](https://millionrounds.com/company/virtualitics) Virtualitics is an analytics company that helps enterprises and governments make decisions with ready-to-use AI. United States $36M - [**Nanonets**](https://millionrounds.com/company/nanonets) Nanonets is an AI-driven company based in San Francisco, founded in 2017. United States $29M **How this map is made.** Every startup here works in AI and has raised money in a round we track that names Sound Ventures as an investor. Each sits under the stage of its latest round. Rebuilt nightly; updated 15 November 2026. ## More portfolio maps [All portfolios](https://millionrounds.com/portfolio-maps) [Co-investors **Who invests with Sound Ventures** 66 co-investors](https://millionrounds.com/portfolio-maps/sound-ventures-co-investors)[Investments abroad **Sound Ventures' investments in the United States** 40 startups · $3.0B](https://millionrounds.com/portfolio-maps/sound-ventures-investments-united-states)[Portfolio map **Sound Ventures portfolio map** 40 startups · $2.9B](https://millionrounds.com/portfolio-maps/sound-ventures-portfolio-map)[Sector portfolio **Y Combinator's AI portfolio** 1,143 startups · $44B](https://millionrounds.com/portfolio-maps/y-combinator-ai-portfolio)[Sector portfolio **Y Combinator's Fintech portfolio** 338 startups · $24B](https://millionrounds.com/portfolio-maps/y-combinator-fintech-portfolio)[Sector portfolio **Techstars' AI portfolio** 336 startups · $4.9B](https://millionrounds.com/portfolio-maps/techstars-ai-portfolio) ## Raising from investors like Sound Ventures? 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