Seed startup

Who invested in PreFlight

One round we have observed, with the 4 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Developer Tools

Y Combinator: W19

Funding summaryUpdated 26 Oct 2026

$2.1Mraised across 1 round since 2021, from 1 source

Latest round
Seed, $2.1MApr 2021
Investors
4
See who backed them

The rounds

  1. Apr 2021

Everyone who backed them

Y CombinatorAccelerator1round
M25VC firm1round
Grand VenturesVC firm1round

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

Quick answers about PreFlight

Who invested in PreFlight?

PreFlight's investors include Y Combinator, Hyde Park Venture Partners, M25 and Grand Ventures.

How much has PreFlight raised?

PreFlight has raised $2.1M across 1 round since 2021.

When did PreFlight last raise?

PreFlight's most recent round was a Seed of $2.1M in Apr 2021.

What was PreFlight's biggest round?

Its most recent round, $2.1M in Apr 2021, is also its largest on record.

Who backed PreFlight first?

PreFlight's first round on record, in Apr 2021, was backed by Y Combinator, Hyde Park Venture Partners and M25 and 1 others.

What stage is PreFlight at?

PreFlight's latest named round is a Seed, in Apr 2021.

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