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SignalFire

Venture Capital · Founded 2013 · San Francisco, United States

#288 Investor Ranking 2026 Top 2% of investors worldwide

A disruptive VC firm leveraging AI and data analytics to support early-stage technology startups

166 Portfolio companies+88% in 5 years
18 Unicorns
3 Decacorns
271 Investments
Jul 2026 Last investment
02 · Biggest holdings

SignalFire’s biggest current holdings.

SignalFire is a named shareholder in 4 companies. Dealroom estimates those stakes are worth about $607M in total — the disclosed percentage × each company’s latest valuation. The 4 biggest are below, each sized by that estimate.

#CompanyEst. stakeValuationEst. value
  1. 1 Ro HealthHealth · Unicorn 5% $7.0B $350M
  2. 2 EvenUpFintech · Unicorn 5% $2.0B $100M
  3. 3 Flock FreightTransportation · Unicorn 13.5% $681M $92M
  4. 4 GrammarlyEnterprise Software · Decacorn 0.5% $13.0B $65M

Estimated value = SignalFire’s disclosed ownership % × Dealroom’s latest company valuation; direct named stakes only, exited positions excluded. Figures are indicative, not reported marks. SignalFire also appears inside investor groups in ClassDojo, Color Health, where a standalone stake isn’t disclosed. See the underlying shareholder registers on Dealroom →

03 · Portfolio analysis

Where SignalFire’s portfolio is concentrated.

Distribution of portfolio companies by headquarters country, sector, entry stage and current growth stage. Across all 166 portfolio companies. "Stage entered" is the first priced round the investor joined, derived from the investor’s transaction history.

By countryCount
  1. USA178
  2. Israel4
  3. Germany3
  4. UK3
  5. France1
  6. India1
  7. Poland1
  8. Romania1
By sectorCount
  1. Enterprise Software72
  2. Health37
  3. Fintech34
  4. Marketing22
  5. Security16
  6. Media10
  7. Transportation8
  8. Education7
  9. Real Estate6
  10. Food5
  11. Jobs Recruitment5
  12. Legal5
By stage enteredCount
  1. Seed75
  2. Series A63
  3. Series B+27
By growth stageCount
  1. Breakout Stage99
  2. Early Growth63
  3. Late Growth34
04 · Portfolio market map

Inside SignalFire’s portfolio.

The 60 highest-funded portfolio companies, of 166 tracked.

Uber
Food · Centicorn
$163B
Lime
Transportation · Unicorn
$2.4B
Ro Health
Health · Unicorn
$7.0B
Olive
Health
Avant
Fintech · Unicorn
$2.0B
Aura
Security · Unicorn
$1.6B
Flock Freight
Transportation
$454M
Alchemy
Fintech · Decacorn
$10B
Color Health
Health · Unicorn
$4.6B
ZUME
Food · Unicorn
$2.3B
Horizon 3 AI
Security · Unicorn
$2.0B
Grammarly
Education · Decacorn
$13B
EvenUp
Legal · Unicorn
$2.0B
AnchorFree
Security
$208M
ClassDojo
Telecom · Unicorn
$1.3B
Elemy
Health · Unicorn
$1.1B
Tempo
Sports
$880M
Grow Therapy
Health · Unicorn
$3.0B
Branch Financial
Fintech · Unicorn
$1.1B
Elliptic
Fintech
$670M
Solace
Health · Unicorn
$1.0B
Lyric
Travel
$640M
Qualified Health
Health
$750M
Stampli
Fintech
$244M
Zeotap
Telecom
$210M
Prophecy
Enterprise Software
$188M
Clubhouse
Media · Unicorn
$4.0B
Osso VR
Health
$264M
Bubble
Enterprise Software
$400M
PlanetScale
Enterprise Software
$200M
Bicycle Health
Health
$250M
Codametrix
Health
$275M
Monarch Money
Fintech
$850M
Argyle
Fintech
$275M
Ledger Investing
Fintech
$300M
Frame.io
Media · Unicorn
$1.3B
OneSignal
Marketing
$200M
Fun
Fintech
$288M
Anomalo
Security
$165M
Pangaea
Marketing
$272M
Health Gorilla
Health
$200M
Form Health
Health
$152M
Jyve Corporation
Jobs Recruitment
$140M
Wellth
Health
$144M
PayZen
Health
$128M
Assembled
Marketing
$204M
Tapcart
Fashion
$200M
Siro
Enterprise Software
$200M
Juvo
Fintech
$28M
Commsor
Marketing
$200M
all.health
Health
$262M
Motion
Media
$550M
MainStreet
Fintech
$240M
SafeGraph
Enterprise Software
$180M
Allocate
Fintech
$122M
Twingate
Security
$168M
Patlytics
Enterprise Software
$160M
Zendrive
Transportation
$148M
EarnUp
Fintech
$124M
Karat
Fintech
$160M
05 · Portfolio founders

Where SignalFire’s portfolio founders come from.

184 founders across the 100 highest-funded portfolio companies — by current location, university attended, and the companies they worked at before founding. Sourced from the founder records the API links to each portfolio company.

LocationCount
  1. United States151
  2. United Kingdom7
  3. Israel5
  4. India4
  5. British Indian Ocean Territory3
  6. France3
  7. Germany2
  8. Lithuania2
  9. Brazil1
  10. Hong Kong1
UniversityCount
  1. Stanford University17
  2. Harvard University7
  3. Harvard Business School6
  4. Massachusetts Institute of Technology6
  5. University of California, Berkeley6
  6. Columbia University5
  7. Dartmouth College5
  8. Duke University5
  9. Stanford University Graduate School of Business5
  10. University of Oxford5
Previous companyCount
  1. Alphabet | Google17
  2. McKinsey & Company9
  3. Microsoft8
  4. Stripe5
  5. Bain & Company4
  6. Cisco4
  7. HP Enterprise4
  8. IBM4
  9. LinkedIn4
  10. Palantir4
07 · Key people

Key people at SignalFire.

Source: Curated from official investor team pages and verified public profiles.