United States · Investor

Act One Ventures

Last cheque observed Nov 2026; 6 cheques on record.

VC firmDeploying nowLast fund $73M, Dec 2023

Pre-seedSeedSeries ASoftwareProductivity ToolsCollaboration Tools

Deploying now
100%of best year1cheques in 12 months, 6 on record
Since the last cheque1days00hrs00min00sec
Median round$5.0MCheque size, as they say$250K – $1.0MRounds led0 of 6Sole investor1 roundsMostly inUnited States, 100%
Pitch Act One Ventures

Act One Ventures highlights

  1. 01

    1 cheques in the last 12 months

  2. 02

    Mostly Seed and Series A: 100% of its rounds

  3. 03

    Sole investor in 1 rounds, median $1.0M

What they do

Act One Ventures is a community focused, early stage venture capital firm leading pre-seed and seed rounds in compliance, vertical SaaS, service-as-software, and fintech.From their own website
Type
VC firm (from a list, unverified)
Cheque size
$250K – $1.0M as they say
Stages
Pre-seedSeedSeries ASeries BGrowth
Sectors
SoftwareProductivity ToolsCollaboration Tools
Based in
Los Angeles, United States
Cold pitches
Not stated

The record

Every round we can evidence, newest first6 appearances

  1. 2026

    1 round

  2. Nov
    Shackleton AISeed · US · TechStartups$5.0MWith 8 others
  3. 2024

    1 round

  4. Nov
    LatiiSeed · US · LatamList$5.0MWith 6 others
  5. 2019

    2 rounds

  6. Jul
    BlazeSeed · US · FinSMEs$1.0MSole investor
  7. Jul
    FinixSeries A · US · FinSMEs$18MWith 6 others
  8. 2018

    1 round

  9. Mar
    Camera IQSeed · US · FinSMEs$4.3MWith 9 others
  10. 2017

    1 round

  11. Nov
    QlessUS · FinSMEs$5.5MWith 1 other

An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.

The team

Named by the firm itself, on a filing, its Form ADV or its company registration2 named

AGAlejandro GuerreroManaging Director of General PartneriFiling they signed
MSMichael SiltonManaging Director of General PartneriFiling they signed

We also hold 8 people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.

What the register says

From the firm's own filings with the SEC, which it must file accurately by law

$144Mgross assets of its fundsOct 2026
Exemptreporting adviserventure or small private funds
Legal name
ACT ONE Ventures Management, L.L.C.
SEC number
CRD 283875

Who they invest alongside

The investors most often in the same rounds as Act One Ventures. A count of rooms they were both in, not a relationship either has claimed.

Recently backed

The latest companies Act One Ventures put money into.

On podcasts

1 episode naming Act One Ventures in the title.

Quick answers about Act One Ventures

What does Act One Ventures invest in?

Act One Ventures invests most often at Seed and Series A (100% of the rounds on record), in sectors such as Software, Productivity Tools and Collaboration Tools.

How active is Act One Ventures?

6 investments on record, 1 of them in the last 12 months. The most recent was in Nov 2026.

What has Act One Ventures invested in recently?

Its most recent investments on record: Shackleton AI (Seed, Nov 2026), Latii (Seed, Nov 2024) and Blaze (Seed, Jul 2019).

How big are Act One Ventures's cheques?

The median round it joins is $5.0M. It says it writes cheques of $250K to $1.0M.

Does Act One Ventures lead rounds?

Rarely, if at all: none of its 6 investments on record names it as the lead.

Where does Act One Ventures invest?

Most of the companies it backs are in the United States (100%).

Is Act One Ventures investing now?

Yes: it is actively investing, with 1 investments in the last 12 months.

Who does Act One Ventures invest alongside?

Most often Homebrew (2 rounds together).

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Built from the rounds we watched, its filings and its own website, refreshed every night. How we count · Report a correction · Is this your firm? Claim it