Fundraising Fox

Efex

Palo Alto, US · Founded 2022

Founders & leadership

Efex was founded in 2022 by Santiago Bustamante Villa.

SB
Santiago Bustamante VillainFounder
DZ
Dimitri ZaninovichExecutive

Board

MM
Michael MaplesBoard director

Reported raises · per SEC filings

Form D private placements

$10.6M disclosed across 1 round · 2025

$10.6MraisedMar 2026 · 19 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Dimitri ZaninovichExecutive Officer, Director
  • Michael MaplesDirector
  • Santiago Bustamante VillaExecutive Officer, Director
Offering amount
$10.6M
Amount sold
$10.6M
First sale
Dec 2025
Incorporated
Corporation, Delaware, 2022
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Frequently asked questions

Who founded Efex?
Efex was founded by Santiago Bustamante Villa in 2022.
How much funding has Efex raised?
Efex has disclosed $10.6M raised across 1 round.
Where is Efex headquartered?
Efex is headquartered in Palo Alto, US.