United States · Series A startup

Who invested in Buzz Solutions

3 rounds we have observed, with the 5 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

AIBig Data & AnalyticsConstructionEnergy

Raised 3 months ago

Funding summaryUpdated 26 Oct 2026

$25Mraised across 3 rounds since 2024, from 3 sources

$5.0MVenture$100KGrant$20MSeries A
Latest round
Series A, $20MAug 2026
Led by
S3 Ventures
Step-upi
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Investors
5 (1 led)
See who backed them

The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

202420252026
$5.0MVenture$100KGrant$20MSeries A
First round
Venture, $5.0M
Feb 2024
Biggest round
$20M
Series A · Aug 2026
Usual gap between rounds
2.3 years
the median of 2

The rounds

  1. Aug 2026
    Series A$20M1 new

    Reported by MaC Venture Capital

  2. Jun 2026
  3. Feb 2024
    Venture$5.0M3 new

    Source recordedSEC filing: $5.0M sold, first sale Feb 2024

Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

Everyone who backed them

Ulu VenturesVC firm2rounds
MaC Venture CapitalVC firm2rounds
Blackhorn VenturesVC firm2rounds
S3 VenturesVC firm1round, led 1
Hearst VenturesVC firm1round

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

Also claim to have backed them

These 4 firms list Buzz Solutions as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

NCT VenturesVC firmPer its own site
advisors.fundVC firmPer its own site
Vodia VenturesVC firmPer its own site
SeedFolioVC firmPer its own site

Quick answers about Buzz Solutions

Who invested in Buzz Solutions?

Buzz Solutions's investors include Ulu Ventures, MaC Venture Capital, Blackhorn Ventures, S3 Ventures and Hearst Ventures. S3 Ventures led its latest round.

How much has Buzz Solutions raised?

Buzz Solutions has raised $25M across 3 rounds since 2024.

When did Buzz Solutions last raise?

Buzz Solutions's most recent round was a Series A of $20M in Aug 2026, led by S3 Ventures.

What was Buzz Solutions's biggest round?

Its most recent round, $20M in Aug 2026, is also its largest on record.

Who backed Buzz Solutions first?

Buzz Solutions's first round on record, in Feb 2024, was backed by Ulu Ventures, MaC Venture Capital and Blackhorn Ventures.

What stage is Buzz Solutions at?

Buzz Solutions's latest named round is a Series A, in Aug 2026.

Where is Buzz Solutions based?

Buzz Solutions is based in the United States.

Who led Buzz Solutions's rounds?

S3 Ventures led the Series A in 2026.

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