Investor · Portola Valley, CA

Brook Porter

Open Brook in the network graph →

Filings

11

SEC Form D

Connections

5

co-filers

Capital

$841.6M

across filings

Active

Feb 2021

to Dec 2025

Most-connected co-filers (5)

Daniel Oros · Portola Valley, CA11 shared Benjamin Kortlang · Portola Valley, CA11 shared David Mount · Menlo Park, CA11 shared Zach Barasz · Portola Valley, CA7 shared N. Theory Ventures Gp Ii, Llc · Portola Valley, CA1 shared

Recent filings (11)

G2VP III, LPDec 2025 · 5 co-filers$750.0M G2VP Select I, LPNov 2025 · 5 co-filers$20.0M G2VP III Co-Invest A, LPSep 2025 · 5 co-filers$50.0M G2VP III, LPDec 2024 · 6 co-filers$750.0M G2VP Opportunity Fund, LPOct 2023 · 5 co-filers$100.0M G2VP Opportunity Fund I Co-Invest, LPJan 2023 · 5 co-filers$15.0M G2VP Opportunity Fund I, LPSep 2022 · 5 co-filers$100.0M G2VP II, LLCApr 2021 · 4 co-filers$483.9M G2VP Founders Fund II, LLCApr 2021 · 4 co-filers$16.1M G2VP II, LLCFeb 2021 · 4 co-filers$400.0M G2VP Founders Fund II, LLCFeb 2021 · 4 co-filers$17.0M

Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Brook in the interactive graph →