Justin Miller

Active Investor

Chief Executive Officer at General Galactic Systems, Inc.

San Diego, California

Justin Miller, Chief Executive Officer at General Galactic Systems, Inc. is an active investor based in San Diego, California. This profile covers what Justin Miller backs, at which stage, and how founders can reach out in 2026.

Investor type: Angel
Stages: Pre SeedSeed
Invests in: SaaS & EnterpriseConsumer & RetailHardware & Deep TechIoT & Connected DevicesMarketing & AdTech
Location: San Diego, California
Typical check: $150K
Past investments: 4

Notable investments

Contactuallyvarious start-upsSaphoeBay

How to reach Justin Miller

Angels and operators like Justin Miller 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.

Frequently Asked Questions

What does Justin Miller invest in?

Justin Miller invests in SaaS & Enterprise, Consumer & Retail, Hardware & Deep Tech and IoT & Connected Devices, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.