MARKET NOTES / 001UNITED STATES / SAN FRANCISCO / CYBERSECURITY
LESS GUESSWORK. A BETTER RESEARCH LIST.

Cybersecurity.
San Francisco.

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Who backs this market, where they enter, and how recently they have added a new company. A directory built around the questions founders actually ask.

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Companies are based in San Francisco · investors can be based anywhere
Dataset through 22 May 2026 · calculated 14 Sep 2026
01 / THE SHORTLIST LAB

Make the list work for your company.

83 backers based in San Francisco are shown by default. Compare up to three.

83 of 403 selected backers · San Francisco only

Shows investors whose recorded city is San Francisco. Unknown cities are excluded. Market charts cover all investor locations.

Theme filtering selects backers of companies carrying that theme tag. Entry-stage filtering selects backers with an entry at that stage; the two matches may be different companies. Row metrics describe their entire dated Cybersecurity history in San Francisco.

Selected investors ranked by distinct companies backed, with first-entry financing and recent activity.
CompareInvestor / recorded locationCompanies
here
New in
24 months
Median total
entry round
Companies
backed again
Latest
investment
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THE INVESTOR, IN CONTEXT
LINKEDIN ACCESS

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02 / THE MARKET READ

Activity is a better starting point
than a long list of names.

Latest 24 months: after 22 May 2024 through 22 May 2026.

RECENT PARTICIPATION
259

Backers in a recent round

210 added at least one new company in this market. The remainder participated only in companies they had already backed here.

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MARKET PACE
73

Distinct equity rounds

Across 62 companies, versus 93 rounds in the preceding 24 months. Each company round is counted once.

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EARLY FINANCING
38.4%

Rounds at Angel, Pre-Seed or Seed

28 of 73 recent rounds. Compare your stage with its own financing range before sizing the ask.

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NEW RELATIONSHIPS
69%

Participations were first entries

231 first investor–company relationships out of 335 participations. The other 104 were later rounds together.

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Build a syndicate beyond the city.

Of 259 recently active backers, 45 have a recorded San Francisco location and 173 are based elsewhere. Location is missing for 41. Search by market experience first, then investigate the people and their remit.

Match the whole round to your plan.

Recent Seed rounds have a median size of $2.9M, across 27 disclosed amounts. That is total company financing. An individual investor’s cheque or available capital is not disclosed here.

03 / EMERGING THEMES

Which themes are gaining share?

Follow financing activity across the company classifications represented in this market.

Latest four complete quarters: 01 Apr 2025–31 Mar 2026 · 42 market rounds, versus 37 in the preceding four quarters.

GAINING SHARE

Enterprise Software

+13.8 pp

41 of 42 recent rounds (97.6%), versus 31 of 37 (83.8%).

GAINING SHARE

Saas

+10.2 pp

27 of 42 recent rounds (64.3%), versus 20 of 37 (54.1%).

LATEST DETECTED SPIKE

Data Security

30.8%

4 of 13 rounds in Q2 2023, compared with 16.3% over the prior four quarters.

LATEST DETECTED SPIKE

Identity Access Management

36.4%

4 of 11 rounds in Q2 2022, compared with 16.4% over the prior four quarters.

Small sample: 3 rounds across 3 companies. Treat this as a theme to monitor.

SPIKE DETECTION

Look beyond the headline total.

Share of market roundsPrior four-quarter shareDetected spike

Scroll sideways to explore all quarters.

Deep Tech: quarterly share of recorded equity roundsSolid line: share of market rounds. Dashed line: share over the previous four complete quarters. Rings mark rule-based spikes. Shading marks a partial quarter, excluded from detection. 0%12.5%25%37.5%50% Partial 2020Q1 2020: 0 / 11 rounds, 0%Q2 2020: 0 / 14 rounds, 0%Q3 2020: 2 / 12 rounds, 16.67%Q4 2020: 0 / 6 rounds, 0%2021Q1 2021: 2 / 12 rounds, 16.67%Q2 2021: 3 / 19 rounds, 15.79%Q3 2021: 1 / 18 rounds, 5.56%Q4 2021: 5 / 16 rounds, 31.25%2022Q1 2022: 2 / 14 rounds, 14.29%Q2 2022: 1 / 11 rounds, 9.09%Q3 2022: 2 / 12 rounds, 16.67%Q4 2022: 3 / 11 rounds, 27.27%2023Q1 2023: 3 / 9 rounds, 33.33%Q2 2023: 3 / 13 rounds, 23.08%Q3 2023: 0 / 11 rounds, 0%Q4 2023: 0 / 8 rounds, 0%2024Q1 2024: 5 / 15 rounds, 33.33%Q2 2024: 1 / 11 rounds, 9.09%Q3 2024: 1 / 12 rounds, 8.33%Q4 2024: 1 / 7 rounds, 14.29%2025Q1 2025: 1 / 7 rounds, 14.29%Q2 2025: 1 / 11 rounds, 9.09%Q3 2025: 0 / 7 rounds, 0%Q4 2025: 1 / 6 rounds, 16.67%2026Q1 2026: 4 / 18 rounds, 22.22%Q2 2026: 1 / 2 rounds, 50%

Q1 2026 · 4 of 18 market rounds · 4 companies · 22.2% share. A detected spike, 2.30× the prior four-quarter share.

Select a dot to inspect the exact count and baseline. The partial quarter through 22 May 2026 is shown but cannot trigger a spike.

The theme shift, year by year.

Share of all recorded Cybersecurity rounds in San Francisco. Each cell also gives its theme-round count.

Theme shares and round counts by calendar year. 2026 is partial through 22 May 2026.
Investment theme2020202120222023202420252026*
88.4%38 / 4387.7%57 / 6589.6%43 / 4887.8%36 / 4188.9%40 / 4590.3%28 / 31100.0%20 / 20
79.1%34 / 4378.5%51 / 6572.9%35 / 4856.1%23 / 4157.8%26 / 4554.8%17 / 3170.0%14 / 20
20.9%9 / 4329.2%19 / 6516.7%8 / 4822.0%9 / 4120.0%9 / 4519.4%6 / 3110.0%2 / 20
18.6%8 / 4318.5%12 / 6525.0%12 / 4817.1%7 / 418.9%4 / 459.7%3 / 310.0%0 / 20
4.7%2 / 4318.5%12 / 656.3%3 / 482.4%1 / 410.0%0 / 450.0%0 / 310.0%0 / 20
4.7%2 / 4316.9%11 / 6516.7%8 / 4814.6%6 / 4117.8%8 / 459.7%3 / 3125.0%5 / 20
11.6%5 / 4310.8%7 / 654.2%2 / 482.4%1 / 412.2%1 / 453.2%1 / 315.0%1 / 20
7.0%3 / 4313.9%9 / 6510.4%5 / 4817.1%7 / 412.2%1 / 453.2%1 / 310.0%0 / 20

*2026 is partial. Company themes use the tags available in this dataset, applied to historical rounds; they do not date when a business adopted a technology. Themes overlap, so shares do not add to 100%. Each company round is counted once within a theme. These charts cover investors from all locations; the shortlist keeps its own location filter.

How a spike is detected

A complete quarter is flagged when its theme share is at least 1.75× the share across the preceding four quarters and at least 5 percentage points higher. It must contain at least 3 theme rounds across 3 companies, at least 10 market rounds, and at least 3 theme rounds in the baseline. All four baseline quarters must have market observations. A zero baseline, missing observations or partial quarter cannot produce a flag.

This is a transparent screening rule, not a statistical significance test or a forecast. A higher share can accompany fewer rounds when the wider market contracts; the counts beside the chart make that distinction visible.

04 / THE DEPTH MAP

One appearance, or a pattern?

900 of 1,144 backers with dated histories appear in just one company. Select a cell to explore the directory.

Backers by type and number of distinct Cybersecurity companies backed in San Francisco, all dated history.
Portfolio breadth here1 company2 companies3–56–1011+
Firms & institutions
Individual angels

Circle area increases with backer count. The shortlist includes backers with 2 or more companies in this market, plus other backers active in the latest 24 months. In the 1-company cell, only recently active backers are available to explore. The shortlist’s investor-location filter also applies; select all locations to broaden the results. 10 backers have only undated entries.

05 / ROUND DESIGN

Different stages. Different capital.

Recent equity rounds · 24-month window.
Amounts are in USD.

StageDistinct roundsMedian / middle half
Seed
28
$2.9M$500K–$4.9M27 disclosed
Series A
21
$18M$10M–$25M21 disclosed
Series B
12
$36M$29M–$66M12 disclosed
Series C
5
$50M$45M–$55M5 disclosed
Series D
6
$180M$100M–$200M5 disclosed
Series E+
1
$435M$435M–$435M1 disclosed · small sample
06 / FOLLOW THE EVIDENCE

The most recent recorded rounds.

Distinct company rounds.
Named backers are shown lead-first.

Series A

API for cross-chain decentralized wallets on the Odsy blockchain

$72M total equity round
5 named backers

Multicoin Capital · SignalFire · Infinity Ventures · Justin Mateen · Pharsalus

Seed

Developer of software for automated threat detection and security monitoring

$19M total equity round
2 named backers

TechOperators · Alumni Ventures

Series B

Provider of an AI-native application security platform for software systems

$80M total equity round
8 named backers

Meritech · Accel · Alt Capital · BoxGroup · Forerunner Ventures · +3 more

Series C

Provider of supply chain security platform for IT infrastructure components

$25M total equity round
2 named backers

PEAK6 · Ten Eleven Ventures

Series A

AI-powered secure by design development platform for building and deploying secure software systems

$25M total equity round
8 named backers

Felicis Ventures · Artisanal Ventures · Conviction · Datadog · Lux Capital · +3 more

Series B

Developer of unified endpoint security software for offline runtime enforcement

$20M total equity round
2 named backers

All Blue Capital · Andra Capital

07 / READING THE ATLAS

What these patterns can tell you.

The market boundary

Recorded equity rounds for companies tagged Cybersecurity and located in San Francisco. Investor headquarters may be elsewhere. Company sector and location reflect the available company records, not necessarily the location or sector at the investment date.

The time boundary

Data coverage ends 22 May 2026. The latest market round is 01 May 2026. There are 20 undated participations, excluded from timing metrics. Activity after the cutoff is unknown.

The relationship boundary

“New” is the first dated relationship between a backer and a company in this market. “Backed again” requires a later dated round together. A first observed entry may follow an earlier unrecorded investment.

The financing boundary

Amounts describe entire equity rounds, not personal cheques, fund capacity or returns. Medians exclude missing and non-positive amounts; the middle half spans the 25th–75th percentiles. A recorded investment does not establish current availability.

THE SAN FRANCISCO CYBERSECURITY LANDSCAPE

See the company
behind the capital.

Explore San Francisco Cybersecurity companies, funding patterns and wider market context alongside your investor shortlist.

Explore San Francisco Cybersecurity landscape ↗
RADAR / COMPANY DISCOVERY

Find the businesses
worth a closer look.

Search San Francisco Cybersecurity companies in Radar. Filter the company directory to explore the businesses behind your market and investor research.

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Calculated 14 Sep 2026 · 403 investor histories to explore