Charlie Plauche
General Partner @ S3 Ventures
Austin, United States
Charlie Plauche is a Series A investor at S3 Ventures in Austin focused on Software and Financial Services. Charlie Plauche is based out of Austin, Texas, and is the General Partner of S3 Ventures and also the Member of the Board of Directors of Earlytrade. Charlie previously worked at HYAS as a Member, Board of Director. Charlie Plauche attended the Texas McCombs School of Business.
- Total investments:
- 36
- Last investment:
- Lead investor:
- 58%
Last updated:
For AI agents: llms.txt
Industries Charlie Plauche invests in
Stages Charlie Plauche invests in
Countries Charlie Plauche invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Industry
- Software 7 (19%)
- Financial Services 6 (17%)
- SaaS 4 (11%)
- FinTech 4 (11%)
- Banking 3 (8%)
Stage
- Series A 11 (31%)
- Seed 7 (19%)
- Series B 7 (19%)
- Series C 4 (11%)
- Series D 2 (6%)
Country
- United States 18 (50%)
- Canada 1 (3%)
- Australia 1 (3%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Cloverleaf AI is the only video-based research tool that gives you eyes into every government meeting. Instead of sitting through hours of meetings, we provide the ability to jump to the exact moment in a government meeting that is relevant to you, based on keywords and campaigns created specifically for your organization. Share clips with yourteam, find opportunities for revenue generation, hear how you and your competitors are being discussed, and understand what’s coming down the pike from school district to state and federal legislature meetings. | $8M / Series A / Aug 26, 2026 | ||
| Earlytrade creates a positive change in the way businesses get paid and delivers a powerful two-fold effect.By incentivising early payment, suppliers are in control of when they get paid. Removing the need to pursue other funding options and accrue more debt.Corporate customers deepen their relationships with satisfied suppliers and arerewarded with higher margins. | $10M / Series A / Jun 09, 2026 | ||
| Schematic allows businesses to outsource pricing and packaging with a few lines of code, enabling them to quickly launch new packaging models, take the burden off of engineering, and flexibly adjust their pricing and packaging to individual customer preferences. The platform enhances existing billing systems like Stripe by offering tools formanaging pricing, entitlements, and usage-based metering. This allows SaaS businesses to efficiently handle subscriptions, plan updates, and customer access to features without the need for extensive custom-built solutions. | $6.5M / Seed / Apr 21, 2026 | ||
| Avtal is a communications technology company that specializes in receivables management, omnichannel outreach, and payment portals. | Seed / Mar 19, 2026 | ||
| Avtal is a communications technology company that specializes in receivables management, omnichannel outreach, and payment portals. | $24M / Series A / Mar 19, 2026 | ||
| BrainCheck is a mobile interactive test for cognitive health. BrainCheck allows users to track their brain health for significant changes and share results with clinicians.BrainCheck is the result of 20 years of research conducted at the Eagleman Laboratory for Perception and Action at the Baylor College of Medicine. Dr. David Eagleman has beenstudying and creating reliable, noninvasive ways to understand the inner workings of the brain and assess brain function with innovative neurocognitive testing.BrainCheck’s goal is to help people understand what’s happening in their brains. When using one of their products, they can log their cognitive health data and track changes in their performance over time. They can also compare data to the general population’s results whatever their concern—after a concussion, at the onset of dementia, or other conditions that impair cognitive performance. BrainCheck encourages its user to use their data to have productive conversations with their physician about their brain health.BrainCheck empowers everyday people with data and empowers scientists to innovate. | $13M / Series A / Feb 26, 2026 | ||
| Nestimate is an analytics platform that provides retirement income services. The platform of the company provides consultative fiduciary support, income adoption, and consultative support and assistance with income needs, allowing users to select and monitor guaranteed income in a retirement plan, as well as tools for participants to becomeacquainted with and utilize the power of projected income. | $3M / Seed / Aug 29, 2025 | ||
| Prokeep is a customer engagement platform that streamlines communication for distributors, enabling efficient interaction with customers and teams. It centralizes messaging, automates order updates, and maintains conversation history for improved service. | $25M / Series A / Nov 11, 2024 | ||
| BrainCheck is a mobile interactive test for cognitive health. BrainCheck allows users to track their brain health for significant changes and share results with clinicians.BrainCheck is the result of 20 years of research conducted at the Eagleman Laboratory for Perception and Action at the Baylor College of Medicine. Dr. David Eagleman has beenstudying and creating reliable, noninvasive ways to understand the inner workings of the brain and assess brain function with innovative neurocognitive testing.BrainCheck’s goal is to help people understand what’s happening in their brains. When using one of their products, they can log their cognitive health data and track changes in their performance over time. They can also compare data to the general population’s results whatever their concern—after a concussion, at the onset of dementia, or other conditions that impair cognitive performance. BrainCheck encourages its user to use their data to have productive conversations with their physician about their brain health.BrainCheck empowers everyday people with data and empowers scientists to innovate. | $15M / Venture - Series Unknown / Mar 06, 2024 | ||
| Atmosphere is a streaming TV platform for businesses, offering 21 original and partner TV channels. The platform has been built from the ground up with proprietary content, technology and data to deliver unparalleled experiences for businesses, consumers and advertisers. The platform also provides a digital signage feature for businesses to runtheir house promotions within the content. The business was incubated within Chive Media Group (theCHIVE) and spun out in 2019. | $65M / Series D / Feb 07, 2023 | ||
| See all 36 investments → | |||
Co-Investors
About S3 Ventures
S3 Ventures is a venture capital firm that helps entrepreneurs in building high-impact companies. The company provides patient capital and substantial resources to visionary entrepreneurs, enabling them to nurture exceptional, high-impact businesses in the fields of business technology, digital experiences, and healthcare technology.
S3 Ventures Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Aaron Perman
General Partner
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Alex Marty
Associate
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Charlie Plauche
General Partner
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Cole Bonner
Senior Associate
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Eric Engineer
General Partner
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FAQ
What does Charlie Plauche invest in?
Charlie Plauche invests primarily in Software, Financial Services and SaaS startups, most often at Series A and Seed stage. Most of the 36 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Charlie Plauche?
Public channels for Charlie Plauche include LinkedIn, X (Twitter) and Facebook. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did Charlie Plauche last invest?
The most recent investment recorded for Charlie Plauche closed in Aug 2026. Shizune tracks 36 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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