S3 Ventures

Founded in 2007, S3 Ventures is a venture capital firm based in Austin, Texas. It specializes in Series A to C investments, focusing on information technology, medical devices, enterprise software, SaaS, marketing, financial services, and sales sectors. The firm primarily invests in the Southwestern United States, with a focus on Texas and Austin. S3 Ventures typically considers equity transactions of $10 million to $20 million, aiming for exits through acquisition or IPO.

Stephen Banks

Venture Partner

Nicole Bentz

Senior Associate

Joe Curry

Vice President

Eric Engineer

Partner

Carolyn Houren

Associate

Past deals in Data Visualization

Hydrolix

Series C in 2025
Hydrolix is a data lake platform that aims to enhance the cost efficiency of log data management for organizations dealing with large volumes of data. The company specializes in providing high-performance, scalable data storage solutions that cater to both structured and unstructured data. Its technology features high-density compression and scale-to-zero controls, allowing clients to perform sub-second interactive queries while minimizing costs related to data ingestion, querying, and storage. With a focus on real-time analytics, Hydrolix addresses the challenges of data management, ensuring consistent performance as data volumes grow. Their platform is designed to adapt to the evolving data needs of enterprises, making it a valuable asset for organizations looking to optimize their data handling capabilities.

DigitalEx

Seed Round in 2025
DigitalEx is a developer of a hybrid cloud cost optimization platform that addresses the challenges of rising costs and inefficiencies faced by enterprises. The company provides tools to help organizations effectively manage and reduce their spending by offering real-time visibility and transparency into on-premises infrastructure costs. Utilizing artificial intelligence-backed technology, DigitalEx enables clients to monitor, analyze, and optimize their cloud costs and usage, thereby improving operational efficiency and supporting digital transformation objectives. Additionally, the platform includes simulation capabilities to estimate the costs associated with running workloads across various cloud environments, empowering businesses to make informed financial decisions in a rapidly evolving digital landscape.

Allstacks

Series A in 2024
Allstacks provides a software engineering intelligence platform for enterprise software organizations, combining predictive forecasting, risk analysis, and access and identity management to streamline software delivery. The platform automates data import, identifies roadblocks, and delivers analytics, benchmarking, and weekly reports to help software leaders understand how developers spend their time and which initiatives receive the most investment, enabling more informed planning and improved delivery outcomes.

Hydrolix

Series B in 2024
Hydrolix is a data lake platform that aims to enhance the cost efficiency of log data management for organizations dealing with large volumes of data. The company specializes in providing high-performance, scalable data storage solutions that cater to both structured and unstructured data. Its technology features high-density compression and scale-to-zero controls, allowing clients to perform sub-second interactive queries while minimizing costs related to data ingestion, querying, and storage. With a focus on real-time analytics, Hydrolix addresses the challenges of data management, ensuring consistent performance as data volumes grow. Their platform is designed to adapt to the evolving data needs of enterprises, making it a valuable asset for organizations looking to optimize their data handling capabilities.

Hydrolix

Series A in 2023
Hydrolix is a data lake platform that aims to enhance the cost efficiency of log data management for organizations dealing with large volumes of data. The company specializes in providing high-performance, scalable data storage solutions that cater to both structured and unstructured data. Its technology features high-density compression and scale-to-zero controls, allowing clients to perform sub-second interactive queries while minimizing costs related to data ingestion, querying, and storage. With a focus on real-time analytics, Hydrolix addresses the challenges of data management, ensuring consistent performance as data volumes grow. Their platform is designed to adapt to the evolving data needs of enterprises, making it a valuable asset for organizations looking to optimize their data handling capabilities.

Allstacks

Series A in 2022
Allstacks provides a software engineering intelligence platform for enterprise software organizations, combining predictive forecasting, risk analysis, and access and identity management to streamline software delivery. The platform automates data import, identifies roadblocks, and delivers analytics, benchmarking, and weekly reports to help software leaders understand how developers spend their time and which initiatives receive the most investment, enabling more informed planning and improved delivery outcomes.

Sumatra

Seed Round in 2022
Sumatra is a developer of a real-time data platform aimed at streamlining the deployment of machine learning and analytics. By automating the process of transforming ideas into actionable insights, the company offers a performance data-enrichment platform along with comprehensive end-to-end services. Its technology empowers data scientists to create their own streaming data pipelines, thus alleviating data engineering dependencies that often hinder timely implementation. This approach facilitates quick decision-making and enhances the ability to operate in time-critical environments, effectively addressing the challenges faced by teams in deploying machine learning solutions.

LeanDNA

Series B in 2019
Founded in 2011, LeanDNA develops cloud-based intelligence platforms designed to optimize manufacturing operations. Its solutions include LeanDNA Factory Analytics for supply chain efficiency, Lean Project Execution for lean management and reporting, and LeanDNA Connect for ERP integration. The company's software enables manufacturers to predictively balance supply and demand, reduce inventory waste, prevent shortages, and drive continuous improvement.

Allstacks

Seed Round in 2019
Allstacks provides a software engineering intelligence platform for enterprise software organizations, combining predictive forecasting, risk analysis, and access and identity management to streamline software delivery. The platform automates data import, identifies roadblocks, and delivers analytics, benchmarking, and weekly reports to help software leaders understand how developers spend their time and which initiatives receive the most investment, enabling more informed planning and improved delivery outcomes.
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