Mayra Arntz
Principal at Building Ventures
Austin, Texas
Mayra Arntz, Principal at Building Ventures is an active investor based in Austin, Texas. This profile covers what Mayra Arntz backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCPEInvestor
- Stages
- Early Stage VenturePre SeedSeed
- Invests in
- Healthcare & BiotechBiotech & PharmaSaaS & EnterpriseConsumer & RetailClimate & EnergyRobotics & AutomationIoT & Connected DevicesPropTech & Real Estate
- Location
- Austin, Texas
- Typical check
- $250K
How to reach Mayra Arntz
Angels and operators like Mayra Arntz reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded Accelerator.
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Frequently Asked Questions
What does Mayra Arntz invest in?
Mayra Arntz invests in Healthcare & Biotech, Biotech & Pharma, SaaS & Enterprise and Consumer & Retail, typically at Early Stage Venture, Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Mayra Arntz invest at?
Mayra Arntz typically invests at Early Stage Venture, Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Mayra Arntz's typical check size?
Mayra Arntz typically writes checks around $250K. Use it as a signal for whether your raise fits their stage.
How do I contact Mayra Arntz?
Unlock Mayra Arntz's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.