US · ai · construction · fintech

Who invested in Pillar

3 rounds we have observed, with the investors named in each. Every figure below came from a named source, and where the company reported the raise to the SEC itself, that is shown beside it.

3
rounds observed
18
investors named
$20M
reported across those rounds
May 2026
most recent

The rounds

Seed · May 2026 · €12M

Base10 Partners lead, Earlybird Venture Capital lead, Italian Founders Fund

Reported by Ventureburn · SEC filing: $14M sold under the offering

Seed · Apr 2026 · $20M

Andreessen Horowitz lead, Crucible Capital, Dara Khosrowshahi, Gallery Ventures

Reported by TechCrunch and 1 other · SEC filing: $14M sold under the offering

Pre-seed · Sept 2025 · €3.2 million

Emblem lead, Plug and Play, IAG, Kima Ventures, Vento, B Heroes, Eden Ventures, Enrico Pandian, Ignazio Rocco Da Torrepadula, Paola Bonomo, Pareto

Reported by TechStartups · SEC filing: $4.2M sold under the offering, first sale Feb 2025

Everyone who backed them

Missing a round, or an investor who was in one? Tell us.