Tim O'Reilly
Founder, Chairman & CEO @ O'Reilly
San Francisco, United States
Tim O'Reilly is a seed investor at O'Reilly in San Francisco focused on Publishing and Software. Tim O'Reilly is the founder and CEO of O'Reilly Media Inc. Considered by many to be the best computer book publisher in the world, O'Reilly Media also hosts conferences on technology topics, including the O'Reilly Open Source Convention, Strata: The Business of Data, the Velocity Conference on Web Performance and Operations, andmany others. Tim's blog, the O'Reilly Radar "watches the alpha geeks" to determine emerging technology trends, and serves as a platform for advocacy about issues of importance to the technical community. Tim is also a partner at O'Reilly AlphaTech Ventures, O'Reilly's early stage venture firm, and is on the board of Safari Books Online, PeerJ, Code for America, and Maker Media, which was recently spun out from O'Reilly Media.Maker Media's Maker Faire has been compared to the West Coast Computer Faire, which launched the personal computer revolution.
- Total investments:
- 11
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Tim O'Reilly invests in
Stages Tim O'Reilly invests in
Countries Tim O'Reilly invests in
Round sizes
Round size
- Seed
- $750k–$2.8M
- Series A
- $2.2M–$25M
Investment Focus
Industry
- Publishing 3 (27%)
- Software 2 (18%)
- Analytics 2 (18%)
- Social Media 2 (18%)
- Digital Media 2 (18%)
Stage
- Seed 5 (45%)
- Series A 4 (36%)
- Angel 1 (9%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
ElevenLabs
|
Research Lab. Exploring new frontiers of voice generation. We are researching and deploying novel methods in voice AI to make content enjoyable in any language and voice to benefit new audiences and viewers. Our mission is to make content universally accessible in any language & voice. | $19M / Series A / Jun 20, 2023 | |
Metabiota
|
Metabiota provides data, analytics, advice, and training to prepare for global health threats and mitigate their impacts. With a strategic global presence and sustained partnerships, Metabiota’s agile approach is helping the world track, transfer, and terminate the risk associated with epidemic threats. It was founded in 2008 and headquartered inSan Francisco, California. | $2.8M / Seed / Mar 20, 2014 | |
Medium
|
Medium is a social publishing platform that allows anyone to share ideas and perspectives that matter. For writers, Medium offers simple creation tools combined with a larger distribution network. For readers, Medium allows people to follow people and topics that matter to them and receive a personalized feed of content every day. Readers canjoin in the conversation by highlighting, recommending, or responding to posts. It was founded n 2013 and headquartered in San Francisco, California. | $25M / Series A / Jan 28, 2014 | |
POPVOX
|
POPVOX is a civic engagement platform that meshes real-time legislative data with users’ personal stories and sentiment. POPVOX curates and delivers public input to government in a format tailored to actionable policy decisions.Personal stories and opinions matter to lawmakers, but millions of incoming phone calls and emails just aren'tmanageable. POPVOX does the work of aggregating, verifying, sorting, and counting opinions and delivering input to lawmakers in a transparent, structured format. It’s the only website of its kind—and it’s nonpartisan. Serving individuals, Congress, and advocacy professionals, POPVOX is akin to a “Legislative LinkedIn” -- bringing transparency, efficiency, and accountability to policymaking.POPVOX is a “civic startup” -- a for-profit corporation with a dual mission to scale and return value to investors while empowering individuals and making government more accountable.POPVOX Pro provides a collection of grassroots advocacy tools for organizations of any size to mount a significant legislative campaign, harnessing the power of targeted grassroots action. Advocacy organizations, trade associations, and corporations pay a monthly fee for POPVOX widgets, enabling networks to write Congress through embedded POPVOX tools, displaying dynamic legislative content. | Angel / Nov 17, 2010 | |
GoodData.AI
|
GoodData provides the platform and expertise for enterprises to create Smart Business Applications that harness your existing data to help you automate, recommend and take better business actions faster and with more reliability. They drive competitive value, performance, and profit by significantly enhancing the data-driven business processesacross the enterprise and its business ecosystem by bringing analytics to the point-of-work.Their clients include enterprises like Penton that need to deliver revenue-generating data products to their clients and software companies like Zendesk that market their own Smart Business Applications using GoodData.It was founded in 2007 and headquartered in San Francisco, California. | $2.5M / Seed / Apr 01, 2009 | |
|
GoodData.AI
|
GoodData provides the platform and expertise for enterprises to create Smart Business Applications that harness your existing data to help you automate, recommend and take better business actions faster and with more reliability. They drive competitive value, performance, and profit by significantly enhancing the data-driven business processesacross the enterprise and its business ecosystem by bringing analytics to the point-of-work.Their clients include enterprises like Penton that need to deliver revenue-generating data products to their clients and software companies like Zendesk that market their own Smart Business Applications using GoodData.It was founded in 2007 and headquartered in San Francisco, California. | $2M / Seed / Jul 23, 2008 | |
Federated Media
|
Federated Media is an integrated media company that drives engagement for brands through pure native content and advertising solutions.Federated Media is involved in many content marketing activities: represents online publishers and their properties to advertisers; supports other properties sponsored by advertiser clients; and owns andoperates websites. It also offers media and ad solutions, including standard IAB ads, STAMP and other high-impact ads, engagement ads, conversationalists, social frames, and conversation targeting; content marketing services through custom content series and sponsored blog posts; and advertising opportunities on sponsored properties and communities. | $2.2M / Series A / Mar 15, 2006 | |
Odeo
|
Odeo is a podcasting service and is a division of SonicMountain, a digital media company. Odeo is SonicMountain's "portal through which they plan to unveil new tools and utilities that improve the podcasting experience." | Series A / Aug 10, 2005 | |
|
Federated Media
|
Federated Media is an integrated media company that drives engagement for brands through pure native content and advertising solutions.Federated Media is involved in many content marketing activities: represents online publishers and their properties to advertisers; supports other properties sponsored by advertiser clients; and owns andoperates websites. It also offers media and ad solutions, including standard IAB ads, STAMP and other high-impact ads, engagement ads, conversationalists, social frames, and conversation targeting; content marketing services through custom content series and sponsored blog posts; and advertising opportunities on sponsored properties and communities. | $750K / Seed / Jun 16, 2005 | |
Delicious
|
Delicious is a social bookmarking website. The primary use of Delicious is to store your bookmarks online, which allows you to access the same bookmarks from any computer and add bookmarks from anywhere, too. On Delicious, you can use tags to organize and remember your bookmarks, which is a much more flexible system than folders.You can also usedelicious to see the interesting links that your friends and other people bookmark, and share links with them in return. You can even browse and search Delicious to discover the cool and useful bookmarks that everyone else has saved -- which is made easy with tags.Delicious was acquired by Yahoo on December 9, 2005. No formal acquisition price was disclosed, though it has been speculated at $10 to $15 million. Early seed round investors include Marc Andreessen, Tim O'Reilly, Esther Dyson, Josh Kopelman, Bob Young, Seth Goldstein and Howard Morgan.In In April 2011, Delicious was acquired by Chad Hurley and Steve Chen's | Seed / Apr 01, 2005 | |
| See all 11 investments → | |||
Co-Investors
About O'Reilly
O’Reilly’s mission is to change the world by sharing the knowledge of innovators. For over 40 years, we’ve inspired companies and individuals to do new things—and do things better—by providing them with the skills and understanding that’s necessary for success.At the heart of our business is a unique network of experts and innovators who sharetheir knowledge through us. Our online learning platform offers exclusive live training, books, and videos, making it easier for our customers to develop the expertise they need to get ahead. Our books have been heralded for decades as the definitive place to learn about the technologies that are shaping the future. And our conferences, held throughout the year, serve as dynamic meeting places for professionals from a variety of fields to make connections, discuss best practices, and discover emerging trends that will shape the future of the tech industry.Our customers are hungry to build the innovations that propel the world forward. And we help you do just that.
O'Reilly Contacts
| Name | Phone | Socials | |
|---|---|---|---|
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Tim O'Reilly
Founder, Chairman & CEO
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Alice Zhao
Author
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Alistair Croll
Co-chair, Strata
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Chad Sanderson
Author
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Clarence Chio
Author
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FAQ
What does Tim O'Reilly invest in?
Tim O'Reilly invests primarily in Publishing, Software and Analytics startups, most often at Seed and Series A stage. Most of the 11 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 Tim O'Reilly's check size?
Tim O'Reilly typically joins rounds of $750k–$2.8M at Seed and $2.2M–$25M 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 Tim O'Reilly participates in.
When did Tim O'Reilly last invest?
The most recent investment recorded for Tim O'Reilly closed in Jun 2023. Shizune tracks 11 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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