Black Flag

General contacts
Investor type

VC

Founded

2025

AUM

-

Location

San Diego, California, United States

Investment Ticket

$0-1 m

Investment Stage

Pre-seed Seed

Region of investment

North America
Investor profile last updated: 16 August, 2026

Profile

Black Flag is a virtual accelerator based in San Diego, California, founded in 2025. The firm focuses on supporting founders building critical technologies in sectors such as aerospace, biology, energy, and robotics. Black Flag collaborates with partners like Harpoon Ventures, IQT, and Shield Capital to provide a comprehensive support system for startups, including access to top mentors and non-dilutive funding opportunities.

Black Flag invests in companies at the pre-seed and seed stages, offering check sizes ranging from $250K to $5M. The firm primarily targets sectors like defense, deeptech, energy, and cybersecurity, with a focus on the United States market. Black Flag positions itself as the 'first check in' for startups, providing go-to-market acceleration and branding support.

Notable investments by Black Flag include Super Powers Mobility - electrical equipment, Type III - other commercial products, Reditus Space - aerospace and defense, EraDrive - business/productivity software, and Tectonic - network management software.

Industry

Defense Aerospace Biotechnology Robotics AI Energy Cybersecurity Deeptech

Contacts

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FAQs about Black Flag

Black Flag is a venture capital firm. It backs companies at Pre-seed and Seed, writing tickets of $0-1 m.
Black Flag is located in San Diego, California, United States.
Black Flag was founded in 2025.
Black Flag invests in companies and startups in Defense, Aerospace, Biotechnology, Robotics, AI, Energy, Cybersecurity, Deeptech.
Black Flag invests in companies and startups in North America.
Black Flag invests in companies and startups at Pre-seed, Seed.
Black Flag usually invests $0-1 m on average.
Black Flag can be reached through its website blackflag.vc, its LinkedIn page and its X account. Cold-mailing a general inbox rarely reaches a partner, so Private Equity List also lists the investment-team contacts for Black Flag — names, roles, verified work emails and LinkedIn profiles — available on a Pro plan from $129/month (see pricing). Contacts are sourced from the firm's website and LinkedIn and re-verified on a rolling cycle. Spot a stale contact, or none at all? Report it — we re-run that firm within 48h and get back to you.
Yes. Every field on this page — profile, funds, investment criteria, portfolio and investment-team contacts — is available programmatically through the Private Equity List REST API and MCP server, so AI assistants such as Claude and ChatGPT can query Black Flag directly instead of scraping this page. One subscription covers both the web app and machine access — see API & MCP.
Private Equity List re-verifies investor profiles on a rolling cycle, pulling from the firm's own website and LinkedIn rather than a one-off import. This profile was last updated on 16 August, 2026. Something out of date here? Report it — we re-run that firm within 48h and get back to you.