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SignalFire Portfolio Companies

Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.

Last updated: July 2026

SignalFire Investment Overview

Portfolio Companies
146
Total Invested
$2.4B
Average Investment
$20.4M

SignalFire's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
Propel Software Solutions2021Series C$20.0MSanta Clara
Explosion AI2021Series A$6.0MBerlin
RedCircle2021Series A$6.0MSan Francisco
Saturn Cloud2021Series A$3.0MNew York
Flymachine2021Series Unknown$21.0MBerkeley
Candidate Labs2021SeedUndisclosedSan Francisco
Accept.inc2021Debt Financing$78.0MDenver
Hawthorne Effect2021Series A$20.0MLafayette
BluBracket2021Series A$12.0MPalo Alto
CloudVector2021Convertible NoteUndisclosedLos Altos

Complete List of SignalFire Portfolio Companies (146)

Export
#CompanyStageAmountLocation
126Propel Software SolutionsSeries C$20.0MSanta Clara, United States
127Explosion AISeries A$6.0MBerlin, Germany
128RedCircleSeries A$6.0MSan Francisco, United States
129Saturn CloudSeries A$3.0MNew York, United States
130FlymachineSeries Unknown$21.0MBerkeley, United States
131Candidate LabsSeedUndisclosedSan Francisco, United States
132Accept.incDebt Financing$78.0MDenver, United States
133Hawthorne EffectSeries A$20.0MLafayette, United States
134BluBracketSeries A$12.0MPalo Alto, United States
135CloudVectorConvertible NoteUndisclosedLos Altos, United States
Cloud InfrastructureEnterprise SoftwareSaaSSoftware

Propel helps product teams work smarter, faster and collaborate better with product value management (PVM) software.

Santa Clara, United States
September 2021
$20.0M
Series C

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Developer ToolsMachine LearningNatural Language ProcessingSoftware

Explosion is a software company specializing in developer tools for AI, ML, NLP, and data annotation.

Berlin, Germany
September 2021
$6.0M
Series A

Founder Contacts

19,000+ verified contacts

Information TechnologySoftware

RedCircle empowers the podcaster community with powerful tools to support them in their efforts to grow, earn money, and be heard.

San Francisco, United States
September 2021
$6.0M
Series A

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Cloud Data ServicesCloud InfrastructureGenerative AIMachine LearningSaaSSoftware

Saturn Cloud is a platform for AI & ML development, deployment, and data pipelines in the cloud.

New York, United States
August 2021
$3.0M
Series A

Founder Contacts

19,000+ verified contacts

Digital EntertainmentEvent PromotionMedia and Entertainment

Flymachine is an entertainment industry that organizes lives events digitally.

Berkeley, United States
July 2021
$21.0M
Series Unknown

Founder Contacts

19,000+ verified contacts

Human ResourcesMarketingRecruitingSalesStaffing Agency

Candidate Labs is a recruitment platform that offers all hiring process services for candidates and employers to connect professionally.

San Francisco, United States
June 2021
Seed

Founder Contacts

19,000+ verified contacts

Financial ServicesFinTechLendingReal Estate

The first iLender to level the playing field in real estate by empowering homebuyers to make all-cash offers at no additional cost

Denver, United States
June 2021
$78.0M
Debt Financing

Founder Contacts

19,000+ verified contacts

Clinical TrialsHealth CareInformation Technology

Hawthorne Effect is a visit management system connecting sponsors, investigators & patients to make clinical trials accessible & convenient.

Lafayette, United States
June 2021
$20.0M
Series A

Founder Contacts

19,000+ verified contacts

Cyber SecurityEnterprise SoftwareSoftware

BluBracket develops a code security platform that checks for security and integrity issues.

Palo Alto, United States
May 2021
$12.0M
Series A

Founder Contacts

19,000+ verified contacts

Cyber SecurityDeveloper APIsInformation TechnologySoftware

CloudVector protects an organization’s internally-developed APIs, third-party application APIs, and the data carried within them.

Los Altos, United States
February 2021
Convertible Note

Founder Contacts

19,000+ verified contacts

Advertising PlatformsArtificial Intelligence (AI)E-CommerceMachine LearningSoftware

Incremental helps brands plan and predict the real impact of commerce and retail media decisoins.

Baltimore, United States
January 2021
$15.5M
Series A

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Data Collection and Labeling

Docugami is a Seattle-area document engineering startup that transforms how businesses create and manage documents

Kirkland, United States
January 2021
Seed

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth DiagnosticsMedical Device

PreDxion Bio is revolutionizing testing and treatment through low-cost, user-friendly at-home diagnostics.

South San Francisco, United States
September 2020
$6.3M
Seed

Founder Contacts

19,000+ verified contacts

DentalHealth CareMedical Device

Innovation Leader in Clear Aligner Orthodontics

Fremont, United States
July 2020
$13.0M
Series A

Founder Contacts

19,000+ verified contacts

ConsumerFood and BeverageFood DeliveryManufacturing

Zume is a manufacturing technology company focused on food packaging with economically viable substitutes for plastic packaging.

Camarillo, United States
October 2019
Series Unknown

Founder Contacts

19,000+ verified contacts

Consumer GoodsInternetService Industry

Jyve is a tech platform that matches brands’ in-store execution needs with the right skilled labor, at the right time.

San Francisco, United States
September 2019
Series A

Founder Contacts

19,000+ verified contacts

Motion CaptureSoftwareVideo Streaming

FaceRig is an upcoming program enabling anyone with a webcam to digitally embody any character they want.

Bucharest, Romania
May 2019
Series Unknown

Founder Contacts

19,000+ verified contacts

Developer PlatformDeveloper ToolsProductivity ToolsProfessional ServicesSoftware

Build Faster, Scale Better: Run Crave Run

Santa Clara, United States
May 2018
$1.8M
Seed

Founder Contacts

19,000+ verified contacts

Career PlanningConsultingMessaging

Yodas is on a mission to empower individuals to reach their full potential.

Mountain View, United States
September 2017
Undisclosed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Autonomous VehiclesMachine LearningNatural Language ProcessingSecuritySmart Home

Lighthouse is the home camera for smart home.

Palo Alto, United States
May 2017
$17.0M
Series Unknown

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Communications InfrastructureEnterprise SoftwareHuman ResourcesMachine LearningMessagingRecruitingSoftware

TextRecruit is a candidate and employee engagement platform that leverages text, chat and AI to optimize the hiring funnel.

San Jose, United States
March 2017
$3.0M
Series A

Founder Contacts

19,000+ verified contacts

Showing 126-146 of 146 portfolio companies

Frequently Asked Questions About SignalFire

How many companies has SignalFire invested in?

SignalFire has invested in 146 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does SignalFire invest in?

SignalFire's top investment sectors include Software, Artificial Intelligence (AI), Machine Learning, Enterprise Software, Information Technology. The firm invests across 53 different industry categories.

What is SignalFire's largest investment?

Among tracked funding rounds, Accept.inc received $78.0M in a Debt Financing round. SignalFire's total known invested capital is $2.4B.

What is the average investment size for SignalFire?

SignalFire's average investment size is $20.4M across its portfolio of 146 companies.

What are SignalFire's most recent investments?

Recent SignalFire portfolio additions include Propel Software Solutions, Explosion AI, RedCircle, Saturn Cloud, Flymachine. These companies were founded in 2020 or later.

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