Venture capital firm profile
Runtime Ventures
Runtime Ventures invests in pre-seed and seed business-to-business cybersecurity companies, combining capital with hands-on support from former security founders and operators.

Worldwide
explicitly no geographic investment limitations
Pre-seed
Seed
Initial investments only before Series A: published pre-seed checks $250k–$1m and seed checks $750k–$2m, currency unspecified. Can lead or co-invest; leading normally requires a board seat, and larger nonlead investments may request observer rights. Prefers an MVP/design partners; meaningful revenue is not required.
Worldwide
Sources checked
explicitly no geographic investment limitations
Sources checked
Initial investments only before Series A: published pre-seed checks $250k–$1m and seed checks $750k–$2m, currency unspecified. Can lead or co-invest; leading normally requires a board seat, and larger nonlead investments may request observer rights. Prefers an MVP/design partners; meaningful revenue is not required.
Sources checked
Runtime Ventures is an early-stage cybersecurity investor founded by David Endler and Michael Sutton. The team combines experience launching security products and services with investing and mentorship. It helps founders with recruitment, product development, early customer connections and fundraising while focusing initial investments on pre-seed and seed companies.
Editorial profile by MoneyMakers. Sources reviewed . Profile source.
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