Venture CapitalTechnology-focused VCActiveVerified

SignalFire

SignalFire is a venture capital firm built as a technology company, based in San Francisco, CA. It provides data-driven investment and support to startups from seed to scale. The LLC 'SignalFire V-B' is likely a specific fund within the firm.

Filed December 3, 2025 · San Francisco, CA · San Francisco County

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Source

California Secretary of State (bizfile Online) · Entity B20250407652 · Retrieved May 13, 2026

Search the registry for B20250407652 ›JSON record ›

About SignalFire

SignalFire V-B, L.L.C. filed in California on December 3, 2025, as a technology-focused venture capital firm based in San Francisco. The registered agent was filed through CSC, a formation service. The domain was registered at Squarespace Domains II on January 11, 2002, over 23 years before the filing. The registered agent is shared with 2,015 other entities, and the address is shared with 1 other. We estimate revenue of $50 million or more and 26-100 employees. The website is modern and the business has a brick-and-mortar footprint. No annual report or EIN on file yet.

  • Domain registered 8,727 days before the filing, indicating a very long-established online presence.
  • Registered agent filed through CSC, a service, and is shared with 2,015 other entities.
  • Address is shared with 1 other entity, suggesting a shared office or co-working space.
  • We estimate revenue of $50 million or more and 26-100 employees, indicating a substantial operation.
  • Website is modern and the business has a brick-and-mortar footprint.
  • No annual report or EIN on file yet.

Compiled from the state record, the company's public web presence, and our own research; revenue, employee, and footprint figures are estimates, not verified financials. Updated August 23, 2026.

One of 300 new businesses registered in San Francisco in December 2025, one of 5 venture capital businesses.

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Filing Details

Entity NameSignalFire V-B, L.L.C.
Entity TypeLLC
Entity NumberB20250407652
Filing DateDecember 3, 2025
Principal AddressLocked
City / State / ZipSan Francisco, CA 94107
CountySan Francisco
TimezonePacific (PT)
EIN on FileNo
Registered AgentCORPORATION SERVICE COMPANY WHICH WILL DO BUSINESS IN CALIFORNIA AS CSC - LAWYERS INCORPORATING SERVICE
Filed ViaFiling service: CSC
WebsiteYes · domain registered 8727 days before filing · registrar Squarespace Domains II
Website BuildModern
Annual ReportNot yet filed
Estimated Revenue$50M+ (estimate)
Estimated Employees26-100 (estimate)
FootprintBrick and mortar (estimate)
Related Filings2015 with the same registered agent · 1 at the same address
First Recorded by DayOneLeadMay 13, 2026 (161 days after filing)

Verified Business Profile

SubcategoryTechnology-focused VC

Contact Information

WebsiteLocked
PhoneLocked
EmailLocked
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Verified Website Profile

We matched this business to its website and pulled the domain's registration (WHOIS) record. Domain age is one of the strongest signals that a filing is a truly new business and not a re-filing or paperwork change.

Domain RegisteredLocked
Domain AgeLocked
RegistrarLocked
Website PlatformLocked
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Frequently Asked Questions

When was SignalFire registered?

SignalFire was registered as LLC on December 3, 2025 in California.

Where is SignalFire located?

SignalFire is based in San Francisco, CA, 94107, in San Francisco County.

What type of business is SignalFire?

SignalFire is classified as a venture capital business (technology-focused vc).

Does SignalFire have an EIN on file?

No EIN was found on file for SignalFire at the time of registration.

Who Sells to This Business

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