Tech Blog

Fifteenth

Last verified 2026-05-07. JSON

The funding figures on this page are attributed, not sourced: a publisher is on record but no document URL is. How we mark provenance.

Total raised$8.3Mattributed
Latest roundseed, $8.3M, 2025-02-10attributed
Founded2023
HeadquartersSan Francisco, US
Industryfintech
Stageseed
Websitefifteenth.com

AI-driven tax planning platform built for founders, investors, executives and tech professionals with complex finances.

Funding rounds

DateRoundAmountLead
2025-02-10seed$8.3Mundisclosed

Detected tech stack

Cloudflare, Google Tag Manager, jsDelivr, HubSpot, Calendly, jquery 3.5.1

Provenance

FactStatusBasis
Seed, $8.3Mattributednews-misc named as publisher. No document URL on file.
Total raised $8.3Mattributednews-misc named as publisher. No document URL on file.
Company existenceself-reportedfifteenth.com, read 2026-05-07
Descriptionself-reportedfifteenth.com, read 2026-05-07

Nothing on this page is sourced yet. A sourced fact links to a document that states it.

Change history

No change recorded since records began on 2026-09-24.