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S3Vc
Austin, United States
Empowering visionary founders with patient capital to build extraordinary high‑impact companies in business software and healthcare technology.
Portfolio
42+
Employees
20+
Founded
2005
AUM
≈ $1.0B
Investment focus
Stages
No stages listed
Industries
No industries listedGeographic scope
United States
Fund details
Funds
Fund VIII
Vintage 2025 • $250.0M
Check sizes
Min: $500.0K
Max: $15.0M
Sources
S3Vc
Empowering visionary founders with patient capital to build extraordinary high‑impact companies in business software and healthcare technology.
Portfolio
42+
Employees
20+
Founded
2005
AUM
≈ $1.0B
Funds
Fund VIII · Vintage 2025 • $250.0M
Check Sizes
Min: $500.0K
Max: $15.0M
Showing 24 of 25 matched portfolio companies
Alleviant Medical develops a no-implant shunt therapy designed to alleviate the clinical and economic burden of heart failure. The Alleviant System, which has received Breakthrough Device Designation from the U.S. FDA, aims to improve patient outcomes and reduce healthcare costs associated with heart failure management.
Funding: $188.3M
Rough estimate of the amount of funding raised
Gilde Healthcare
Gilde Healthcare
Funding: $188.3M
Rough estimate of the amount of funding raised
Allstacks provides a software engineering intelligence platform that utilizes machine learning algorithms to deliver accurate project forecasts and identify risks in the software development lifecycle. By consolidating engineering metrics into a single source of truth, it enhances visibility into team performance and aligns development efforts with business objectives.
Funding: $10.0M
Rough estimate of the amount of funding raised
Quadri Ventures
Quadri Ventures
Funding: $10.0M
Rough estimate of the amount of funding raised
Arpio provides automated disaster recovery for AWS applications through cross-region and cross-account replication, ensuring rapid recovery from outages and ransomware attacks. The platform enables businesses to maintain operational continuity and prevent data loss with a setup time of just 30 minutes and recovery capabilities within minutes.
Funding: $10.4M
Rough estimate of the amount of funding raised
Funding: $10.4M
Rough estimate of the amount of funding raised
Atmosphere is a streaming TV platform tailored for commercial environments, offering 21 original and partner channels that enhance customer engagement. It provides a cost-effective alternative to traditional cable services, simplifying content delivery for businesses seeking to create an inviting atmosphere.
Base combines a data-science application with at-home lab testing to provide personalized health insights by regularly monitoring factors such as diet, stress, and fatigue. This approach enables users to make data-driven decisions to enhance their overall well-being.
Funding: $3.4M
Rough estimate of the amount of funding raised
Funding: $3.4M
Rough estimate of the amount of funding raised
BrainCheck offers a mobile interactive platform for cognitive health assessment, utilizing FDA Class II medical device technology to conduct rapid screenings and detailed evaluations of cognitive function. This solution enables healthcare providers to identify cognitive impairments early, facilitating timely intervention and personalized care planning for patients at risk of conditions like dementia and Alzheimer’s.
Funding: $36.7M
Rough estimate of the amount of funding raised
Funding: $36.7M
Rough estimate of the amount of funding raised
Buildforce is a staffing marketplace that connects electrical subcontractors with pre-vetted electricians, utilizing a data-driven platform to streamline worker onboarding and time tracking. The service addresses the challenge of finding qualified electricians quickly, ensuring over 90% of job requests are filled and providing contractors with access to a pool of compliant workers across Texas, Georgia, and Arizona.
Funding: $2.0M
Rough estimate of the amount of funding raised
Funding: $2.0M
Rough estimate of the amount of funding raised
The startup offers a tax automation platform that accurately calculates and remits sales taxes, ensuring compliance and minimizing the risk of underpayment or overpayment. By providing real-time analytics and audit-ready reporting, the platform enables businesses to streamline their tax processes and support growth.
Funding: $19.0M
Rough estimate of the amount of funding raised
S3 Ventures
S3 Ventures
Funding: $19.0M
Rough estimate of the amount of funding raised
ControlRooms provides an AI troubleshooting assistant specifically designed for chemical processing plants to proactively identify operational issues. The platform uses dynamic AI learning to surface anomalies before standard alarms trigger, enabling frontline teams to course correct early. This results in quicker collaborative remediation and targeted alerts to minimize unplanned downtime and associated costs.
Funding: $13.5M
Rough estimate of the amount of funding raised
Origin Ventures
Origin Ventures
Funding: $13.5M
Rough estimate of the amount of funding raised
DataBahn offers an AI-powered platform that automates telemetry data pipeline management, unifying ingestion, transformation, and routing for security and IT teams. It streamlines data workflows, enabling real-time insights and reducing operational costs by up to 50% through intelligent data filtering and normalization.
50+
30K+Approximate amount of employees
Funding: $17.0M
Rough estimate of the amount of funding raised
Forgepoint Capital
Forgepoint Capital
Funding: $17.0M
Rough estimate of the amount of funding raised
Endovascular Engineering, Inc. develops the Hēlo™ PE Thrombectomy System, which utilizes a self-expanding funnel design and dual-action technology to effectively engage and remove clots in patients with venous thromboembolism. This system addresses the challenges of navigating complex anatomies while minimizing hemodynamic impact through its small profile and large bore performance.
Funding: $23.0M
Rough estimate of the amount of funding raised
CordisSante Ventures
CordisSante Ventures
Funding: $23.0M
Rough estimate of the amount of funding raised
Folia Health provides a digital platform for patients to report and track health changes through a user-friendly interface, enabling the collection of home-reported outcomes. This approach addresses the lack of patient-driven data in healthcare, facilitating more personalized and precise treatment plans.
Hydrolix is a streaming data lake that utilizes decoupled storage, indexed search, and stream processing to manage terabyte-scale log data efficiently. The platform reduces log data retention costs by 75% while enabling real-time query performance and eliminating the need for data aggregation or sampling.
Funding: $68.9M
Rough estimate of the amount of funding raised
S3 Ventures
S3 Ventures
Funding: $68.9M
Rough estimate of the amount of funding raised
Interplay Learning provides a virtual reality and 3D simulation platform for skilled trades training, enabling users to gain job-ready skills in weeks rather than years. This solution addresses the skills gap in the workforce by offering scalable, immersive training that can be accessed anytime and anywhere, enhancing employee retention and operational efficiency.
Funding: $20.0M
Rough estimate of the amount of funding raised
Goldman Sachs Alternatives
Goldman Sachs Alternatives
Funding: $20.0M
Rough estimate of the amount of funding raised
The startup develops chemical recycling technology that converts recyclable plastic waste into hydrocarbons through thermal cracking, while capturing excess gas to generate heat for the conversion process. This technology diverts plastic waste from landfills and incineration, reducing emissions associated with the production of new plastics from fossil-derived petrochemicals.
Funding: $6.1M
Rough estimate of the amount of funding raised
Infinity Recycling
Infinity Recycling
Funding: $6.1M
Rough estimate of the amount of funding raised
LEA utilizes AI and optical character recognition (OCR) technology to extract and classify financial data from various documents, enabling registered investment advisors (RIAs) to efficiently access their clients' complete financial profiles. This streamlined process reduces the cost of delivering targeted financial advice, allowing advisors to focus on high-value interactions and growth opportunities.
Funding: $150.0K
Rough estimate of the amount of funding raised
Funding: $150.0K
Rough estimate of the amount of funding raised
Mavvrik is a unified financial control platform that aggregates cost, usage, and telemetry data from public clouds, private GPU clusters, Kubernetes, and SaaS services to give enterprises clear visibility into AI and hybrid infrastructure spend. It automatically normalizes billing signals, calculates true unit economics, and provides real‑time chargeback, allocation, and forecasting to help finance, IT, and FinOps teams prevent cost surprises and protect margins.
40+
2K+Approximate amount of employees
Funding: $6.2M
Rough estimate of the amount of funding raised
+ 4 Other investorsFlyover CapitalS3 Ventures
+ 4 Other investorsFlyover CapitalS3 Ventures
Funding: $6.2M
Rough estimate of the amount of funding raised
MontyCloud is a no‑code, autonomous CloudOps platform that automates day‑2 cloud management and governance across multi‑cloud environments. Using a visual workflow builder and AI‑driven recommendations, it continuously optimizes cost, security, and performance while eliminating the need for specialized cloud expertise.
Funding: $2.0M
Rough estimate of the amount of funding raised
S3 Ventures
S3 Ventures
Funding: $2.0M
Rough estimate of the amount of funding raised
Mythic provides analog compute‑in‑memory AI inference accelerators that integrate compute and weight storage on a single silicon plane, eliminating off‑chip memory traffic. Delivered as standard M.2 cards, the APUs achieve up to 25 TOPS with 3‑4× lower power than comparable digital accelerators, and are compatible with TensorFlow and PyTorch for edge devices such as robots, drones, and smart‑city cameras.
Funding: $13.0M
Rough estimate of the amount of funding raised
Atreides ManagementLux Capital
Atreides ManagementLux Capital
Funding: $13.0M
Rough estimate of the amount of funding raised
Nestimate is an analytics platform that provides a streamlined process for selecting and monitoring guaranteed income options within defined contribution plans, such as 401(k)s. By offering fiduciary support and ongoing education, Nestimate addresses the challenge of integrating lifetime income solutions, enhancing retirement security for plan sponsors and participants.
Funding: $25.0K
Rough estimate of the amount of funding raised
Funding: $25.0K
Rough estimate of the amount of funding raised
Nexu is a financing platform that connects Latin American car dealerships with lenders, utilizing data analytics to assess creditworthiness and streamline loan approvals. This approach addresses the challenge of limited access to financing for dealerships, enabling them to offer competitive financing options to their customers.
Opine provides a centralized platform for Sales Engineers to plan, execute, and track proofs-of-concept (POCs), reducing administrative tasks and enhancing deal visibility. The solution addresses inefficiencies in managing POCs, enabling consistent execution and collaboration while accelerating the sales process.
Funding: $2.0M
Rough estimate of the amount of funding raised
Triangle Tweener Fund
Triangle Tweener Fund
Funding: $2.0M
Rough estimate of the amount of funding raised
Ro operates a telehealth platform that provides online clinics for weight loss, sexual health, hair restoration, and fertility management using clinically proven treatments and prescription medications. The service eliminates the need for insurance and offers free, discreet shipping, making healthcare accessible and convenient for over 2 million members.
The startup operates an online retail marketplace that connects customers with surplus and deadstock building materials and DIY products from retailers. By offering these goods at significantly reduced prices, the platform addresses the issue of waste in the construction industry while providing affordable options for consumers.
<3
100+Approximate amount of employees
Funding: $5.9M
Rough estimate of the amount of funding raised
Funding: $5.9M
Rough estimate of the amount of funding raised
Showing 12 of 17 unmatched portfolio companies
Sunthetics
No website provided
We don't have a full profile for this company yet.
Sudozi
No website provided
We don't have a full profile for this company yet.
Rest
No website provided
We don't have a full profile for this company yet.
Stellar
No website provided
We don't have a full profile for this company yet.
Zsuite-tech
No website provided
We don't have a full profile for this company yet.
Vahaticor
No website provided
We don't have a full profile for this company yet.
Suite Studios
No website provided
We don't have a full profile for this company yet.
Videate
No website provided
We don't have a full profile for this company yet.
Tensorstax
No website provided
We don't have a full profile for this company yet.
Versa
No website provided
We don't have a full profile for this company yet.
Repvue
No website provided
We don't have a full profile for this company yet.
Riscosity
No website provided
We don't have a full profile for this company yet.