Mark Friday
Managing Director at Cathexis Ventures
Houston, Texas
Mark Friday, Managing Director at Cathexis Ventures is an active investor based in Houston, Texas. This profile covers what Mark Friday backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelVCPEInvestor
- Stages
- Early Stage VenturePre SeedSeed
- Invests in
- SaaS & EnterpriseCybersecurityEdTechLegalTechRobotics & AutomationFintech
- Location
- Houston, Texas
- Typical check
- $250K
- Past investments
- 10
Notable investments
Interplay Learning
CURB
Living SecurityEasy ExpunctionsStrados LabsTenderd YC S2018
Chipper
Validere
ROIKOIHow to reach Mark Friday
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Cite this page
Round Funded. "Mark Friday." Round Funded investor database, updated September 9, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/mark-friday
Frequently Asked Questions
What does Mark Friday invest in?
Mark Friday invests in SaaS & Enterprise, Cybersecurity, EdTech and LegalTech, typically at Early Stage Venture, Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Mark Friday invest at?
Mark Friday typically invests at Early Stage Venture, Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Mark Friday's typical check size?
Mark Friday typically writes checks around $250K. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.