# SignalFire: portfolio, investments and team

> SignalFire is a vc firm based in United States. 188 investments on record, 39 in the last 12 months, latest Oct 2026. Portfolio, stages, co-investors and team.

Source: https://millionrounds.com/fund/signalfire (Millionrounds; every figure on the page links to its filing or article)

United States · [Investor](https://millionrounds.com/investors)

# SignalFire

Last cheque observed Oct 2026; 188 cheques on record.

Email

Deploying now New fund $150M, May 2026 VC firm

Pre-seed Seed Series A Paytech Artificial Intelligence Generative AI

Follow SignalFire and see its new cheques in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Ffund%2Fsignalfire)

Deploying now

**83%** of best year **39** **cheques in 12 months**, 188 on record

Since the last cheque **8** days **00** hrs **00** min **00** sec

Median round **$16M** Cheque size, as they say **$250K – $30M** Rounds led **14 of 188** Sole investor **11 rounds** Mostly in **United States, 97%**

Pitch SignalFire

## SignalFire highlights

- 01 39 cheques in the last 12 months
- 02 Mostly Series A and Seed: 56% of its rounds
- 03 Sole investor in 11 rounds, median $4.0M

## What they do

> SignalFire is the first venture capital firm built as a technology company. From their own website

- **Type:** VC firm (from a list, unverified)
- **Cheque size:** $250K – $30M as they say
- **Stages:** Pre-seed Seed Series A Series B
- **Sectors:** Paytech Artificial Intelligence Generative AI
- **Based in:** San Francisco, United States
- **Cold pitches:** Not accepted

## The record

Every round we can evidence, newest first **188 appearances**

- **2026** 33 rounds
- **Oct** **[Warp Sciences](https://millionrounds.com/company/warp-sciences)** Series A · US · Analytics India Magazine **$215M** With 27 others
- **Oct** **[Preference Model](https://millionrounds.com/company/preference-model)** Seed · The SaaS News **$16M** With 6 others
- **Sept** **[Outmarket AI](https://millionrounds.com/company/outmarket-ai)** Series B · US **$35M** With 3 others
- **Aug** **[Blue Voice](https://millionrounds.com/company/blue-voice)** US · TechCrunch **$6.0M** *Led*
- **Aug** **[Flagler Health](https://millionrounds.com/company/flagler-health)** Series B · US · TechStartups **$50M** With 7 others
- **Aug** **[Tangos](https://millionrounds.com/company/tangos)** Seed · Ventureburn **$20M** With 7 others
- **Aug** **[Horizon3](https://millionrounds.com/company/horizon3)** Series E · US · TechCrunch **$250M** With 11 others
- **Jul** **[Pure](https://millionrounds.com/company/pure)** Seed · US **$8.0M** With 3 others
- **Jul** **[Farsight](https://millionrounds.com/company/farsight)** Venture · US **$16M** With 3 others
- **Jul** **[Cordant](https://millionrounds.com/company/cordant)** Seed · US **$8.0M** With 1 other
- **Jun** **[Swsh](https://millionrounds.com/company/swsh)** Seed · US **$4.0M** With 2 others
- **Jun** **[Billables AI](https://millionrounds.com/company/billables-ai)** Series A · US **$10M** With 2 others
- **May** **[Outmarket AI](https://millionrounds.com/company/outmarket-ai)** Series A · Ventureburn **$17M** With 4 others
- **May** **[Vector](https://millionrounds.com/company/vector)** Series A · Ventureburn **$10M** With 4 others
- **May** **[CopilotKit](https://millionrounds.com/company/copilotkit)** Series A · US · TechCrunch **$27M** *Led*
- **May** **[Fun](https://millionrounds.com/company/fun)** Series A · US · AlleyWatch **$72M** *Led*
- **May** **[Blank Bio](https://millionrounds.com/company/blank-bio)** Venture · US **Undisclosed** With 2 others
- **May** **[SuperDial](https://millionrounds.com/company/superdial)** Venture · US **Undisclosed** With 4 others
- **Apr** **[Shade](https://millionrounds.com/company/shade)** Seed · US · TechCrunch **$14M** With 6 others
- **Apr** **[Patlytics](https://millionrounds.com/company/patlytics)** Series B · US · AlleyWatch **$40M** *Led*
- **Mar** **[Qualified Health](https://millionrounds.com/company/qualified-health)** Series B · US · Ventureburn **$125M** With 7 others
- **Mar** **[VITL](https://millionrounds.com/company/vitl)** Series A · US · TechCrunch **$7.5M** *Led*
- **Mar** **[Mega](https://millionrounds.com/company/mega)** Series A · US · Ventureburn **$12M** With 4 others
- **Mar** **[Grow Therapy](https://millionrounds.com/company/grow-therapy)** Series D · US · AlleyWatch **$150M** With 8 others
- **Mar** **[Moxie](https://millionrounds.com/company/moxie)** Series C · US **$25M** With 2 others
- **Mar** **[Affiniti](https://millionrounds.com/company/affiniti)** Venture · US **Undisclosed** With 2 others
- **Mar** **[TestBox](https://millionrounds.com/company/testbox)** Series A · US **$12M** With 3 others
- **Feb** **[Whop](https://millionrounds.com/company/whop)** US · Ventureburn **$200M** With 4 others
- **Feb** **[Solid](https://millionrounds.com/company/solid)** Seed · US · Ventureburn **$20M** *Led*
- **Feb** **[Aura](https://millionrounds.com/company/aura)** Venture · US **$75M** With 4 others
- **Jan** **[Moody Pines](https://millionrounds.com/company/moody-pines)** Pre-seed · US **$1.8M** With 2 others
- **Jan** **[Horizon3.ai](https://millionrounds.com/company/horizon3-ai)** Venture · US **Undisclosed** With 4 others
- **Jan** **[Prudentia Sciences](https://millionrounds.com/company/prudentia-sciences)** Series A · US **$20M** With 1 other
- **2025** 38 rounds
- **Dec** **[First Voyage](https://millionrounds.com/company/first-voyage)** Seed · TechCrunch **$2.5M** With 2 others
- **Dec** **[Mercura](https://millionrounds.com/company/mercura)** Seed · DE **$2.1M** With 2 others
- **Dec** **[Ply](https://millionrounds.com/company/ply)** Venture · US **$8.5M** With 2 others
- **Nov** **[Lava](https://millionrounds.com/company/lava)** Debt · Ventureburn **$200M** With 7 others
- **Nov** **[Ruli](https://millionrounds.com/company/ruli)** Seed · US **$6.0M** With 3 others
- **Nov** **[MainStreet](https://millionrounds.com/company/mainstreet)** Venture · US **Undisclosed** With 4 others
- **Oct** **[EvenUp](https://millionrounds.com/company/evenup)** Growth · US · Crunchbase News **$150M** With 9 others

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 registration **3 named**

CW **Christopher W. Farmer** Managing Member, Signalfire Management Services LLC i Form ADV

IW **Ilya W. Kirnos** Managing Member, Signalfire Management Services LLC i Form ADV

SC **Spencer Colin Ackermann** Chief Compliance Officer i Form ADV

We also hold **58** 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

**$4.5B** assets it manages Oct 2026

**Registered** investment adviser full reporting to the SEC

- **Legal name:** Signalfire Management Services, LLC
- **SEC number:** CRD 194512

Funds on its Form ADV

**40** private funds, **$3.3B** in gross assets · filed Jul 2024

- SignalFire Breakout Fund, L.P. *Venture* 155 investors $523M
- SignalFire Fund III, L.P. *Venture* 168 investors $482M
- SignalFire Fund II, L.P. *Venture* 155 investors $401M
- SignalFire Breakout Fund III, L.P. *Venture* 268 investors $391M
- SignalFire Breakout Fund II, L.P. *Venture* 168 investors $348M
- SignalFire Fund IV, L.P. *Venture* 268 investors $187M
- SignalFire VSS I, L.P. *Venture* 21 investors $165M
- SignalFire Fund, L.P. *Venture* 57 investors $152M
- SignalFire Liberty Fund, L.P. *Venture* 1 investor $103M
- SignalFire SAGE Fund, L.P. *Venture* 1 investor $100M

And 30 more on the filing.

Who backs their funds

## 1 LP on record in SignalFire's funds

- **Committed:** $438M
- **Funds:** 4
- **Vintages:** 2023 to 2025

The institutions that put money into its funds, which the firm then invests in companies. Source: the pension's own report, latest Mar 2026.

- [**California Public Employees' Retirement System (CalPERS)** 4 funds *$438M*](https://millionrounds.com/fund/california-public-employees) Fund Vintage Committed SignalFire Eureka Fund 2025 $150M SignalFire Early Fund IV 2025 $94M SignalFire Seed Fund V 2024 $94M SignalFire Sage Fund 2023 $100M

## What they claim to have backed

From their own portfolio page (on their website)

**60** of 60 we have independently watched raise

[Affiniti](https://millionrounds.com/company/affiniti)[Anchore](https://millionrounds.com/company/anchore)[Anomalo](https://millionrounds.com/company/anomalo)[Anyteam](https://millionrounds.com/company/anyteam)[Apostrophe](https://millionrounds.com/company/apostrophe)[Argyle](https://millionrounds.com/company/argyle)[Assembled](https://millionrounds.com/company/assembled)[Bicyclehealth](https://millionrounds.com/company/bicycle-health)[Budibase](https://millionrounds.com/company/budibase)[Centaurlabs](https://millionrounds.com/company/centaur-labs)[Classdojo](https://millionrounds.com/company/classdojo)[Conveyor](https://millionrounds.com/company/conveyor)[Copilotkit](https://millionrounds.com/company/copilotkit)[Crave](https://millionrounds.com/company/crave)[Docugami](https://millionrounds.com/company/docugami)[Elliptic](https://millionrounds.com/company/elliptic)[Evenuplaw](https://millionrounds.com/company/evenup)[Flaglerhealth](https://millionrounds.com/company/flagler-health)[Flockfreight](https://millionrounds.com/company/flock-freight)[Formant](https://millionrounds.com/company/formant)[Formhealth](https://millionrounds.com/company/form-health)[Frame](https://millionrounds.com/company/frame-io)[Freshpaint](https://millionrounds.com/company/freshpaint)[Fun](https://millionrounds.com/company/fun)[Grammarly](https://millionrounds.com/company/grammarly)[Growtherapy](https://millionrounds.com/company/grow-therapy)[Healthgorilla](https://millionrounds.com/company/health-gorilla)[Healthnote](https://millionrounds.com/company/health-note)[Horizon3](https://millionrounds.com/company/horizon3-ai)[Hypermode](https://millionrounds.com/company/hypermode)[Included](https://millionrounds.com/company/included)[Justpoint](https://millionrounds.com/company/justpoint)[Kolena](https://millionrounds.com/company/kolena)[Ledgerinvesting](https://millionrounds.com/company/ledger-investing)[Mandolin](https://millionrounds.com/company/mandolin)[Monarchmoney](https://millionrounds.com/company/monarch-money)[Nanoport](https://millionrounds.com/company/nanoport)[Nim](https://millionrounds.com/company/nim)[Onesignal](https://millionrounds.com/company/onesignal)[Ossovr](https://millionrounds.com/company/osso-vr)[Outmarket](https://millionrounds.com/company/outmarket-ai)[Patlytics](https://millionrounds.com/company/patlytics)[Payzen](https://millionrounds.com/company/payzen)[Planetscale](https://millionrounds.com/company/planetscale)[Praiahealth](https://millionrounds.com/company/praia-health)[Praisidio](https://millionrounds.com/company/praisidio)[Propelsoftware](https://millionrounds.com/company/propel-software)[Prophia](https://millionrounds.com/company/prophia)[Qualifiedhealthai](https://millionrounds.com/company/qualified-health)[Redcircle](https://millionrounds.com/company/redcircle)[Ruli](https://millionrounds.com/company/ruli)[Safegraph](https://millionrounds.com/company/safegraph)[Saturncloud](https://millionrounds.com/company/saturn-cloud)[Sciforium](https://millionrounds.com/company/sciforium)[Scopear](https://millionrounds.com/company/scopear)[Sessionai](https://millionrounds.com/company/session-ai)[Signoz](https://millionrounds.com/company/signoz)[Siro](https://millionrounds.com/company/siro)[Smith](https://millionrounds.com/company/smith)[Stampli](https://millionrounds.com/company/stampli) and 54 more

Weaker than a round we watched, stronger than a list somebody sold us. A firm is far less willing to put a company on its own site that it never funded.

New fund on file

**$150M**

raised in May 2026

From its SEC filing, not a journalist: a firm that has just raised has money to deploy.

## The cheque

Pre-seed Seed Series A

Median round joined **$16M** the round, not its cheque Alone, median **$4.0M**

Led 14 of 188 rounds **7%**

- **Said size:** $250K – $30M
- **Sole investor:** 11 rounds
- **Last cheque:** Oct 2026

Rounds by stage said on their site

- Series A said *49*
- Seed said *45*
- Venture *36*
- Series B said *26*
- Series C *13*
- Pre-seed said *-*

Cheques by month Led Joined

Nov 2023 Oct 2026

Often in the room with

- [Y Combinator](https://millionrounds.com/fund/y-combinator) 23
- [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) 20
- [FJ Labs](https://millionrounds.com/fund/fj-labs) 9
- [New Enterprise Associates](https://millionrounds.com/fund/new-enterprise-associates) 9
- [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) 7
- [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) 7

**Pitching SignalFire?** Put them on your fundraising board with this record on the card, and follow them to hear when they write a new cheque.

Add to your CRM *→*

## Who they invest alongside

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

[**Y Combinator** Accelerator **23** rounds together](https://millionrounds.com/fund/y-combinator)[**Alumni Ventures** VC firm **20** rounds together](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund)[**FJ Labs** VC firm **9** rounds together](https://millionrounds.com/fund/fj-labs)[**New Enterprise Associates** VC firm **9** rounds together](https://millionrounds.com/fund/new-enterprise-associates)[**Khosla Ventures** VC firm **7** rounds together](https://millionrounds.com/fund/khosla-ventures)[**Lightspeed Venture Partners** VC firm **7** rounds together](https://millionrounds.com/fund/lightspeed-venture-partners)[**Bain Capital Ventures** VC firm **6** rounds together](https://millionrounds.com/fund/bain-capital-ventures)[**Founders Fund** VC firm **6** rounds together](https://millionrounds.com/fund/founders-fund)[**Frist Cressey Ventures** VC firm **6** rounds together](https://millionrounds.com/fund/frist-cressey-ventures)[**Salesforce Ventures** Corporate VC **6** rounds together](https://millionrounds.com/fund/salesforce-ventures)[**Bloomberg Beta** VC firm **5** rounds together](https://millionrounds.com/fund/bloomberg-beta)[**BoxGroup** VC firm **5** rounds together](https://millionrounds.com/fund/boxgroup)

## Recently backed

The latest companies SignalFire put money into.

[**Outmarket AI** $35M · Sept 2026](https://millionrounds.com/company/outmarket-ai)[**Flagler Health** $50M · Aug 2026](https://millionrounds.com/company/flagler-health)[**Horizon3** $250M · Aug 2026](https://millionrounds.com/company/horizon3)[**Pure** $8.0M · Jul 2026](https://millionrounds.com/company/pure)[**Farsight** $16M · Jul 2026](https://millionrounds.com/company/farsight)[**Swsh** $4.0M · Jun 2026](https://millionrounds.com/company/swsh)

## On podcasts

3 episodes naming SignalFire in the title, and 4 more that mention it.

- [StrictlyVC Download](https://millionrounds.com/podcasts/strictlyvc-download) 26 Feb 2025 · 18 min Chris Farmer of SignalFire is betting the venture industry will never look the same With [Chris Farmer](https://millionrounds.com/person/chris-farmer) Mentions [SignalFire](https://millionrounds.com/fund/signalfire) Apple Podcasts
- [Venture Unlocked](https://millionrounds.com/podcasts/venture-unlocked) 27 Sept 2023 · 49 min Building a next-generation tech-enabled Venture Capital firm with Chris Farmer of SignalFire With [Chris Farmer](https://millionrounds.com/person/chris-farmer) Mentions [SignalFire](https://millionrounds.com/fund/signalfire)[Bessemer Venture Partners](https://millionrounds.com/fund/bessemer-venture-partners) Apple PodcastsShow page
- [The Twenty Minute VC](https://millionrounds.com/podcasts/20vc) 30 Nov 2016 · 26 min 20VC: Why There Is A Revolution In VC, Why Boards Are Inherently Inefficient & Why Data Will Be Central To VC In The Future with Chris Farmer, General Partner @ SignalFire With [Chris Farmer](https://millionrounds.com/person/chris-farmer) Mentions [Revolution](https://millionrounds.com/fund/revolution)[SignalFire](https://millionrounds.com/fund/signalfire)[Bessemer Venture Partners](https://millionrounds.com/fund/bessemer-venture-partners) *+3* Apple PodcastsShow page

### Mentioned in

- [This Week in Startups](https://millionrounds.com/podcasts/this-week-in-startups) 8 Oct 2026 · 1h 19m What VCs Really Think About Personal AI Agents | E2347 Apple Podcasts
- [Growth Investor](https://millionrounds.com/podcasts/growth-investor) 23 Jul 2025 · 26 min Cybersecurity Gamechanger: Horizon3.ai’s Snehal Antani Apple PodcastsShow page
- [This Week in Startups](https://millionrounds.com/podcasts/this-week-in-startups) 8 Apr 2025 · 1h 27m Economic Chaos, More Pitch Madness & the Shopify AI Manifesto | E2108 Apple PodcastsShow page
- [Equity](https://millionrounds.com/podcasts/equity) 3 May 2023 · 30 min The outside advantage that your investor may be interested in Apple PodcastsShow page

## Quick answers about SignalFire

### What does SignalFire invest in?

SignalFire invests most often at Series A and Seed (56% of the rounds on record), in sectors such as Paytech, Artificial Intelligence and Generative AI.

### How active is SignalFire?

188 investments on record, 39 of them in the last 12 months, and it led 14. The most recent was in Oct 2026.

### What has SignalFire invested in recently?

Its most recent investments on record: Warp Sciences (Series A, Oct 2026), Preference Model (Seed, Oct 2026) and Outmarket AI (Series B, Sept 2026).

### How big are SignalFire's cheques?

The median round it joins is $16M. It says it writes cheques of $250K to $30M.

### Does SignalFire lead rounds?

Sometimes: it led 14 of its 188 investments on record (7%).

### Where does SignalFire invest?

Most of the companies it backs are in the United States (97%).

### Is SignalFire investing now?

Yes: it is actively investing, with 39 investments in the last 12 months.

### Who does SignalFire invest alongside?

Most often Y Combinator (23 rounds together), Alumni Ventures (20 rounds together) and FJ Labs (9 rounds together).

## Raising now?

Find the investors who back rounds like yours, and keep every conversation on one fundraising board.

Find similar investorsOpen your CRM

Built from the rounds we watched, its filings and its own website, refreshed every night. [How we count](https://millionrounds.com/methodology) · [Report a correction](https://millionrounds.com/corrections?slug=signalfire) · [Is this your firm? Claim it](https://millionrounds.com/claim?org=signalfire)