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StackOne

StackOne

Private
LondonEnterprise Softwarehttps://www.stackone.com/

Last Round

Series A

May 6, 2025

Total Funding Raised

$23.6M

Company Overview

StackOne is a software company that provides a universal integration infrastructure platform for SaaS products and AI agents.

Sector

Enterprise Software

Verticals

Data Integration, API Management, Workflow Automation, Platform-as-a-Service

Business Model

B2B

Customer Profile

Subscription SaaS, Usage-Based SaaS

AI Layer

Infrastructure

Keywords

unified APIintegration-platform-as-a-serviceiPaaSSaaS integrationAPI managementembedded integrationintegration middlewareAI agent infrastructureAPI aggregatorHRIS integrationATS integrationCRM integrationdeveloper toolsAPI gatewayworkflow automation

Historical Pricing

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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StackOne Comparables

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StackOne comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Merge
91%
Apideck
90%
Unified.to
90%

StackOne Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series AMay 6, 2025
SeedMar 5, 2024

Key People

Founding team and executive leadership

Guillaume Lebedel

Co-Founder CTO

Founding Team

Romain Sestier

Co-founder & CEO

Founding Team

StackOne Investors

Notable investors and investment history

StackOne investors
InvestorRounds
Playfair CapitalSeed, Series A
GVSeries A
Portfolio VenturesSeed
BlissgrowthSeed
Sequoia CapitalSeed
XTX VenturesSeries A
Revenue SyndicateSeed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Oct 3, 2025

    Added Spotted Zebra, an HR Technology startup, as a customer.

  • Oct 3, 2025

    Added Vizzy, an HR Technology startup, as a customer.

StackOne Filings

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StackOne filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about StackOne's valuation, stock price, and market status.

Is StackOne a public or private company?

StackOne is a private company.

What is the current stock price of StackOne?

StackOne is a private company with no public stock price. No recent secondary market data is available.

How much is StackOne worth (valuation)?

Valuation information for StackOne is not publicly available.

Can I buy StackOne stock?

StackOne shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was StackOne's last funding round?

StackOne's most recent funding round was Series A on May 6, 2025.

Who are the main investors in StackOne?

Key investors in StackOne include GV.

Will StackOne IPO soon?

No public IPO plans have been announced for StackOne.

How can I track StackOne secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor StackOne's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersLondon
Employee Range42
Year Founded2023
Last FundingMay 6, 2025

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