Seed Round 
Startup Investor

Zillionize is a low friction startup investor with a portfolio of over 100 fast growing startups. 

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Some of Our Portfolio


How We Operate


We focus on early-stage, seed investing in founders who see the future and startups that create the future.

Lightning Fast

We follow a no nonsense approach to startup investment – lightning fast. From reaching out to funds being wired.

Data Driven

We are data driven – when we approach you, we may not ask any questions because we have already collected enough data to believe in your success.

Experienced Operators

We are self funded experienced operators. Our team live and breath enterprise software on a day to day basis and are equally as passionate about other areas of technology.

Recent announcements from our portfolio

  • Zillionize invests in Heimdal – Decarbonizing the construction industry around the world
    This is the first in a series of new posts to give founders more insight into how and why we chose to invest in some of our companies. First up we will cover our recent investment in Heimdal. As the world intensifies action to tackle climate change, it becomes more important than ever for technological innovation to do its part. Heimdal is a YC S21 startup aiming to extract CO2 […]
  • Rippling – Manage employees payroll, benefits, devices, apps raises $250M in Series C funding
    We’re excited to share that Rippling, a portfolio company that Zillionize invested in during the YCombinator W17 batch, has announced that they have raised $250m in Series C funding. Rippling lets companies effortlessly manage their employees’ payroll, benefits, devices, apps, and more – all in one place. Rippling has positioned itself as “The Workforce Platform” that lets companies manage all employee data, operations—onboarding, off-boarding, and everything else in between. Parker […]
  • Brave Care – Pediatric primary, urgent care and telehealth startup raises $25m Series B alongside announcing key strategic partnership.
    Brave Care is a group of kid-only primary and urgent care clinics that create a comfortable environment for little ones and reduce the stress and cost of emergency medicine for parents. Zillionize invested in Brave Care during the YCombinator S19 batch. Darius Monsef, founder and CEO of Brave Care explains: “I’m feeling very proud to announce our $25M Series B funding and our national partnership with Pediatrix (Mednax, Inc. (NYSE: […]
  • Zillionize Invests in TransAstra Corporation – Unleashing Industry in Space
    Founded by space technology pioneer Joel Sercel, TransAstra Corporation provides revolutionary orbital logistics to help unleash industry in space. With many proprietary inventions, TransAstra Corporation plans to build and fly space tugs from their position in orbit to their chosen destination in orbit. Additionally, tugs will cost effectively mine asteroids, generate new fuel sources and catalyse the growth of heavy industry in outer space. Some of the teams innovations to […]
  • Zillionize Invests in Cloudthread – Cloud cost efficiency. Engineering first.
    Founded by ex-Lyft, Citrix and EA engineers, Cloudthread is an analytics platform that helps engineering teams build cost-efficiently in the cloud. Building on deep learnings from creating cloud cost management systems at scale, Cloudthread uses that expertise to help organizations save hours of engineering time, reduce cloud bills, and prevent costly re-architectures. The key feature of Cloudthread is to combine cloud billing data with application performance telemetry to report engineering-focused […]
  • Zillionize invests in Turion Space – Space debris removal, satellite servicing, and asteroid mining.
    Turion Space, founded by an ex-SpaceX, Skunk Works, ATA, and Electroimpact team. Ryan Westerdahl, Tyler Pierce, and Patryk Wiatr formed Turion Space to tackle the ever-growing issue of space debris and the complex logistics of in-orbit satellite servicing. Turion Space recently joined YCombinator and participated in the YC S21 batch of companies. Turion Space was formed with the vision of building the technology required for humanity’s interplanetary future. Their short-term […]