
Virool
What they do:
Virool provides native video advertising experience for the biggest…
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HQ: San Francisco, CA, United States
This list has 184 startups and was last updated on Oct 15, 2026. 28 of them are hiring right now. Biggest hubs: San Francisco (116), New York (31), and Los Angeles (19). Largest teams: Reddit, Twitch, and The Athletic. Latest round: Warner Music Group raised $2.23M (Oct 13, 2026).

What they do:
Virool provides native video advertising experience for the biggest…
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HQ: San Francisco, CA, United States

What they do:
Interactive video platform for kids
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HQ: San Francisco, CA, United States

What they do:
The best new products in tech
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HQ: San Francisco, CA, United States

What they do:
Google AdWords for music. Allowing bands and labels to bid for…
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HQ: Los Angeles, CA, United States

What they do:
Media in the cloud
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HQ: San Francisco, CA, United States

What they do:
Binge-watching technology for video platforms.
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HQ: New York, NY, United States

What they do:
Own the best moments in streaming
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HQ: Los Angeles, CA, United States
What they do:
Discover the photos and videos people are taking of your brand or…
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HQ: San Francisco, CA, United States
What they do:
Connecting users with engaging video content across the web.…
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HQ: Los Angeles, CA, United States

What they do:
Video Encoding API, Open source video player (video.js)
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HQ: San Francisco, CA, United States

What they do:
Pandora meets Yelp for K-12 educational videos. We match each…
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HQ: San Francisco, CA, United States
What they do:
Blitz breaks down the complex world of esports and offers new…
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HQ: San Francisco, CA, United States

What they do:
P2P delivery network that enables high quality video streaming
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HQ: San Francisco, CA, United States

What they do:
Audm is a subscription service providing mini-audiobooks —…
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HQ: Los Angeles, CA, United States

What they do:
Discover trends as they happen
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HQ: San Francisco, CA, United States

What they do:
Customize videos to be more relevant and improve business outcomes.
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HQ: San Francisco, CA, United States

What they do:
Help media companies make quality live video. [Acquired by Facebook]
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HQ: New York, NY, United States

What they do:
Help high-growth tech companies hire strong engineers
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HQ: San Francisco, CA, United States

What they do:
Meet other creators. Get daily matches. Find brand deals.
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HQ: Boston, MA, United States

What they do:
App for B2B companies to find customer stories and advocates
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HQ: San Francisco, CA, United States

What they do:
Now part of thentwrk.com
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HQ: Los Angeles, CA, United States

What they do:
AI-native canvas for creative workflows.
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HQ: San Francisco, CA, United States

What they do:
Social news app
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HQ: San Francisco, CA, United States

What they do:
Jemi helps people build beautiful websites and stores.
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HQ: San Francisco, CA, United States

What they do:
Cloud storage for photos and videos (acquired by Dropbox).
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HQ: San Francisco, CA, United States

What they do:
Effortless Video Meetings - Acquired by Jive Software in 2013
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HQ: San Francisco, CA, United States

What they do:
Sync and stream your music across any device. Acquired in 2009.
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HQ: San Francisco, CA, United States

What they do:
Canonical permalinks for songs.
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HQ: San Francisco, CA, United States

What they do:
A new way to create landing pages that is video-native.
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HQ: New York, NY, United States

What they do:
Remix any song into any style
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HQ: Seattle, WA, United States

What they do:
AI video creation tool for TV shows and movies
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HQ: San Francisco, CA, United States

What they do:
A podcast company.
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HQ: San Francisco, CA, United States

What they do:
The easiest way to share videos with friends and family.
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HQ: San Francisco, CA, United States

What they do:
Edit and enhance online video. Acquired by Google in July 2008.
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HQ: Atherton, CA, United States
What they do:
Experience music and art in augmented reality
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HQ: San Francisco, CA, United States

What they do:
Ark organizes the world's social information.
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HQ: San Francisco, CA, United States