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StoneMill Ventures

Arlington, VA, United States

Overview

Invests in disruptive seed-stage cybersecurity companies.

Founded

2018

Deals · 12mo

1

Links

WebsiteLinkedIn

Stage focus

Seed
Series A

Geographic focus

Canada
United States

Sector focus

—

Investment portfolio

9rounds
NAMEDATESIZE
Feroot
Nov 2025Participated
$14 MSeries A
Todyl
Mar 2024Participated
$50 MSeries B
LimaCharlie
Feb 2024Participated
$10 MSeries A
Tidal Cyber
Oct 2022Participated
$4 MOther Equity
GreyNoise Intelligence
Jun 2022Participated
$15 MSeries A
Todyl
Mar 2022Participated
$28 MSeries A
Gradient MSP
Nov 2021Participated
$10 MSeries A
Valence
Oct 2021Participated
$7 MSeed
GreyNoise Intelligence
Mar 2019Led
$0.60 MSeed
Feroot
Nov 2025Participated
$14 MSeries A
Todyl
Mar 2024Participated
$50 MSeries B
LimaCharlie
Feb 2024Participated
$10 MSeries A
Tidal Cyber
Oct 2022Participated
$4 MOther Equity
GreyNoise Intelligence
Jun 2022Participated
$15 MSeries A
Todyl
Mar 2022Participated
$28 MSeries A
Gradient MSP
Nov 2021Participated
$10 MSeries A
Valence
Oct 2021Participated
$7 MSeed
GreyNoise Intelligence
Mar 2019Led
$0.60 MSeed
9
Items
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Insights

Time horizon

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Deal Distribution

StoneMill Ventures: 9 funding rounds are recorded in the selected participation categories.All available history.
StoneMill Ventures: 9 funding rounds are recorded in the selected participation categories. All available history
Round typeLed dealsParticipated deals
Seed11
Series A05
Series B01
Other Equity01

Monthly Deal Activity

StoneMill Ventures: 9 deals are recorded across 92 months.All available history.
StoneMill Ventures: 9 deals are recorded across 92 months. All available history
MonthDeals
Mar '191
Apr '190
May '190
Jun '190
Jul '190
Aug '190
Sep '190
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Dec '190
Jan '200
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Jan '220
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Apr '260
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Jun '260
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Aug '260
Sep '260
Oct '260

Sector Breakdown

StoneMill Ventures: Cybersecurity & Privacy is the largest displayed sector by deal count (7 deals).All available history.

A deal can appear in multiple sectors, so sector totals may overlap. Capital represents disclosed total round sizes, not fund cheque sizes.

StoneMill Ventures: Cybersecurity & Privacy is the largest displayed sector by deal count (7 deals). All available history
SectorDeals
Cybersecurity & Privacy7
Data, Analytics & IT4
Enterprise Software3
Networks, Cloud & Communication2
Hardware & Robotics1
Health & Life Sciences1
AI & Machine Learning1

Deal Size Distribution

StoneMill Ventures: 9 rounds have a disclosed size in the displayed size bands.All available history.

Undisclosed round sizes are excluded. Capital represents total round sizes, not fund cheque sizes.

StoneMill Ventures: 9 rounds have a disclosed size in the displayed size bands. All available history
Round size band (USD)Deals
<$5M2
$5M-$10M1
$10M-$25M4
$25M-$50M1
$50M-$100M1
$100M-$250M0
$250M-$500M0
$500M-$1B0
$1B+0

Deals By Geography

StoneMill Ventures: United States has the largest recorded deal count among the displayed regions (7 deals).All available history.

Top 2 of 2 regions; European countries are grouped as Europe.

StoneMill Ventures: United States has the largest recorded deal count among the displayed regions (7 deals). All available history
RegionDeals
United States7
Canada2
StoneMill Ventures: 20 co-investors are shown, with Anthos Capital sharing 3 recorded deals.All available history.

Co-Investors

Bubble size = shared deals

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Shows up to 20 co-investors ranked by shared deals. Deals may be shared with multiple funds, so rows overlap. Capital is total round size, not fund cheque size.

StoneMill Ventures: 20 co-investors are shown, with Anthos Capital sharing 3 recorded deals. All available history
Co-investorShared deals
Anthos Capital3
Blu Ventures2
Inner Loop Capital2
Paladin Capital Group2
TechOperators2
Accelerate Fund III1
Access Venture Partners1
Base10 Partners1
BlueWing Ventures1
Center for Innovative Technology1
CoFound Partners1
CRV1
Dreamit Ventures1
First In1
Gula Tech Adventures1
Haystack1
Industry Ventures1
Long Journey Ventures1
Lytical Ventures1
Myriad Venture Partners1

Investment Strategy

StoneMill Ventures: Led accounts for 11% and participating for 89% of round participation.All available history.
StoneMill Ventures: Led accounts for 11% and participating for 89% of round participation. All available history
CategoryDeals (count)Share (%)
Led111%
Participating889%
StoneMill Ventures: Single-lead accounts for 0% and co-led for 100% of lead dynamics.All available history.
StoneMill Ventures: Single-lead accounts for 0% and co-led for 100% of lead dynamics. All available history
CategoryDeals (count)Share (%)
Single-lead00%
Co-led1100%

Team

No team members found for this fund.