These 6 Austin Tech Companies Raised a Collective $203.7M in April

Learn how the companies with last month’s largest rounds are investing their fresh capital.
Written by Ashley Bowden
May 1, 2023Updated: May 3, 2023
A nighttime photo of the Austin skyline.
Photo: Shutterstock

The Austin tech scene saw no shortage of innovation last month as companies spanning a range of sectors secured new capital to fuel their businesses. While most of April’s top funding rounds went to companies dealing in digital security, a company in the clean energy sector also pulled in fresh cash. Read more to find out how these companies are growing with last month’s largest venture sums.

Largest Austin Funding Rounds, April 2023

  • Unchained
  • EnergyX
  • Halcyon
  • Pattern Bioscience
  • NetRise
  • Riscosity


    #6. $7 million, April 25

    Risk management company Riscosity pulled in a $7 million round of funding led by S3 Ventures. Serving enterprise clients, Riscosity wants to help safeguard businesses against data breaches, such as those caused by compromised third-party software elements. The company will put the new capital toward expanding its team, enhancing its third-party observability solution and offering better service to its customers. 


    #5. $8 million, April 25

    NetRise wants to help enterprises and device manufacturers combat security concerns within the Extended Internet of Things sector. Its solution works to help customers understand the risks and vulnerabilities inside their own devices as well as those in their greater software supply chain. The company’s $8 million raise was led by Squadra Ventures and go toward expanding its tech.


    #4. $28.7 million, April 27

    Pattern Biosciences intents to transform how drug-resistant bacterial infections are diagnosed with its single-cell microbiology tech and rapid testing platform. Co-led by Illumina Ventures and Omnimed Capital, the Series C round will help Pattern complete the development of its testing solution. The Austin-based company also plans to submit the platform and its initial pneumonia test for FDA approval. This funding brings the company’s total capital raised to date to $68 million.


    #2 (tied). $50 million, April 20

    Working to help enterprises thwart ransomware and extortion attempts, Halcyon is building a cyber resilience solution. It will offer tools for preventing intrusions, disrupting in-progress attacks and reversing the effects of any successful attack. Halcyon’s Series A funding from lead investor SYN Ventures will go toward fueling the development and adoption of its solution.


    #2 (tied). $50 million, April 11

    EnergyX is working to find a more efficient way to obtain and process lithium, a key component of electric vehicle batteries, from salt flats. The company secured $50 million in funding led by General Motors to further its solution. It plans to build demonstration plants that use its tech in North America and South America. GM will also directly help the company with product development as part of the deal.


    #1. $60 million, April 18

    Providing financial services to Bitcoin owners, Unchained strives to help minimize risk for lenders and borrowers by way of its collaborative custody model that uses private keys. The company recently secured Series B capital led by Valor Equity Partners, and it plans to invest in expanding its client base and improving its services and product offerings.

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