# Cathexis Ventures

> Cathexis Ventures is a VC fund in Houston backing Software and E-Commerce. See 67 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Houston, United States
- Total investments: 67
- Last investment: Sep 2024
- Lead investor: 4%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/cathexis-ventures
- Website: https://cathexis.ventures

Cathexis Ventures is a VC fund in Houston focused on Software and E-Commerce. Cathexis Ventures is the venture arm of Cathexis Holdings, a single-family office based in Houston Texas. Minimum check size $100k, max $10M for seed stage companies. Typically $250k checks.

## Contacts

5 contacts available for Cathexis Ventures. Shizune tracks 2 team members at Cathexis Ventures. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/cathexis?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $1.4M–$11M |
| Pre-Seed | $125k–$1.6M |
| Series A | $3.7M–$15M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 21 | 31% |
| E-Commerce | 10 | 15% |
| SaaS | 8 | 12% |
| Information Technology | 8 | 12% |
| Internet | 6 | 9% |

114 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 45 | 67% |
| Series A | 8 | 12% |
| Pre-Seed | 7 | 10% |
| Funding Round | 2 | 3% |
| Series B | 1 | 1% |

6 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 38 | 57% |
| India | 4 | 6% |
| Canada | 3 | 4% |
| United Kingdom | 3 | 4% |
| Chile | 1 | 1% |

14 countries tracked in total.

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Mark Friday | Managing director | 1 | https://shizune.co/investors/profile/mark-friday-3e7a |
| William Harrison | Founder | 0 | https://shizune.co/investors/profile/william-harrison-77fe |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Terrace | Terrace is an all-in-one trading terminal, broker, and portfolio management system for crypto | $4.7M | Seed | Sep 26, 2024 |  |
| Legistify | Legistify is a tech enabled, legal concierge platform. We work with individuals, startups as well as bigger enterprises & help them find, consult & hire the right expert lawyer PAN India, on demand. With a network of over 7000 pre-verified lawyers across 300 cities, we use technology to effectively connect them with users in need of legalhelp.One of our flagship ELM product for enterprises (LegisTrak)- https://www.legistify.com/corporate | $4M | Series A | Sep 25, 2023 |  |
| BBy | BBy is a medical device company that condenses breast milk and turns it into powder. The procedure of storing and administering donor breast milk in freezers, which wastes hours of professional nursing time defrosting and preparing the milk for feeding in the neonatal intensive care unit (NICU), has been disrupted by this innovation. Hospitalscan repurpose current resources and expedite operations for more urgent requirements by removing the need for considerable manual handling and specialized storage facilities. | $3M | Seed | May 25, 2023 |  |
| Careerist | Careerist is an ed-fintech platform that trains job seekers for tech careers (in QA, Sales, Support & more), finances them and automates their job hunting. Community colleges are declining because people now prefer acquiring specific hard skills rather than general ones, and they seek fast training programs that can be completed in months,rather than years. Traditional financial institutions have failed to provide adequate support to underserved communities that have significant potential (approximately 45 million people in the U.S. lack access to or are underserved by traditional credit products). We have developed a unique approach to qualifying these individuals, providing them with more financial protection against potential failures.Techcrunch: "Edtech meets SaaS in Careerist’s job placement learning platform. The startup trains job seekers through live and self-paced training taught by third-party tutors. The adaptive learning software is meant to help candidates prep for tech interviews. Once a candidate is well equipped, Careerist uses automation to help them apply for jobs." | $8M | Series A | Mar 29, 2023 |  |
| BlueCargo | BlueCargo is a predictive algorithm platform that brings visibility to optimize operations in seaport terminals. Their proprietary predictive algorithms streamline container management to increase terminal’s productivity while reducing operational costs and enhancing the quality of the service. | $11M | Seed | Feb 23, 2023 |  |
| Recall.ai | Recall.ai is a software Development company. | $2.7M | Seed | Dec 29, 2022 |  |
| Boostly | Boostly automatically collects & analyzes customer data for restaurants from a variety of sources (including POS, in-store kiosks, online ordering, loyalty programs, 3rd party delivery orders, WiFi, and QR codes) and then leverages text messaging to drive incremental visits from those customers. Boostly then brings new customers to therestaurant and generates high quality reviews & feedback.Boostly's platform is completely automated & learns from the engagement of consumers to have smarter targeting on a weekly basis. |  | Seed | Nov 15, 2022 |  |
| Biofire | Biofire is building the future of firearms. The Biofire Smart Gun is designed around state-of-the-art biometrics, creating a handgun that instantly unlocks for the authorized users and remains locked for all others. Through a vertically-integrated, full-stack, broad reimagining of the firearm industry, Biofire is enhancing gun safety whilepreserving privacy and civil liberties. For more information visit smartgun.com or contact press@biofire.io for media inquiries or ir@biofire.io for investor inquiries. | $15.2M | Series A | Nov 07, 2022 |  |
| Apply Design | Apply Design is a group of individuals with a passion for computer graphics, computer vision, and 3D technology. Apply Design empowers realtors and homeowners to seamlessly create exceptional online property listings, which helps to sell properties faster and for a higher price by showing the property's true potential. Their first servicehelps sell an empty property by automatically showing it with realistic interior design. They made the decision to make it as simple as possible for realtors and homeowners to generate the finest listings after having experience renting and selling properties online. | $2M | Seed | Oct 31, 2022 |  |
| Firehawk Aerospace | Firehawk Aerospace is a defense technology company that replaces traditional propulsion production methods with additive manufacturing (3D printing) to produce solid rocket motors, hybrid rocket engines, and propellant. This proprietary process creates customized propellant grains and fuel structures, which allows for rapid manufacturing andincreased design flexibility for defense systems. | $15.5M | Series B | Sep 27, 2022 |  |

10 of 67 investments shown.

## Co-investors
- [Y Combinator](https://shizune.co/investors/profile/y-combinator) — VC Fund, 30 deals together
- [Soma Capital](https://shizune.co/investors/profile/soma-capital) — VC Fund, 11 deals together
- [Grand Park Ventures](https://shizune.co/investors/profile/grand-park-ventures) — VC Fund, 7 deals together
- [Goodwater Capital](https://shizune.co/investors/profile/goodwater-capital) — VC Fund, 5 deals together
- [Liquid 2 Ventures](https://shizune.co/investors/profile/liquid2-ventures) — VC Fund, 5 deals together
- [Adapt Ventures](https://shizune.co/investors/profile/adapt-ventures) — VC Fund, 4 deals together

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## FAQ

### What does Cathexis Ventures invest in?

Cathexis Ventures invests primarily in Software, E-Commerce and SaaS startups, most often at Seed and Series A stage. Most of the 67 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Cathexis Ventures's check size?

Cathexis Ventures typically joins rounds of $1.4M–$11M at Seed, $125k–$1.6M at Pre-Seed and $3.7M–$15M at Series A. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Cathexis Ventures participates in.

### How do I contact Cathexis Ventures?

Public channels for Cathexis Ventures include LinkedIn and the website linked on this profile. 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.

### Who are the partners at Cathexis Ventures?

The team at Cathexis Ventures includes Mark Friday (Managing director) and William Harrison (Founder). The Team section lists each member with their title, investment count and links.

### 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 Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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