NT I a Series of S5V CoInvest I LLC

With no prior EDGAR filings and only two named GPs—an LLC (Sydecar, likely a platform or service provider) and an individual (Brett Sagan)—this manager is entering the venture fundraising market for the first time at scale, which signals either a spin-out from an existing firm, a first-time operator backed by an infrastructure provider, or a small emerging manager building track record with early-stage checks.

The mid-2026 filing during a venture market recovery window follows the 2023–2025 downturn; a $3M target at this moment aligns with either a seed or scout fund strategy positioned to deploy before larger VC vehicles hit the market, or a test raise to validate a new GP partnership before scaling.

Before committing, verify whether Brett Sagan has prior venture operating or investment experience outside EDGAR (prior fund roles, exits, or board positions), confirm Sydecar's role in fund operations versus just administrative services, and establish whether this is a true first close or a placeholder filing that will materially increase in target once anchor LPs commit.