Overview
StackOne, based in London, United Kingdom, has raised $20M in a Series A round on May 6, 2025, with participation from GV. The company power-up your AI apps. The round will be used to accelerate product development, expand the team, and scale go-to-market operations.
Operating in the software development sector, StackOne is positioned to capitalize on growing demand for innovative solutions in this space. The company was founded in 2023 by Romain Sestier. Romain brings deep domain expertise and a track record of execution that attracted investor confidence in this round. With fresh capital, the company is expected to invest heavily in R&D and talent acquisition, signaling a period of aggressive growth ahead.
Market Outlook
The successful raise validates StackOne's approach and market opportunity. Industry analysts note that companies at this funding stage typically grow headcount by 40-60% within 12 months and make significant technology purchasing decisions in the first quarter post-funding. This makes StackOne's leadership team particularly valuable contacts for B2B outreach in the near term.
Why contact StackOne now
StackOne's $20M Series A raise signals serious investor confidence in their software development play. In the first 90 days post-funding, startups are 3x more likely to respond to outreach and evaluate new partnerships. Their team is hiring, their budget is unlocked, and they need solutions yesterday.
Founders & Contacts
Investors
Company Facts
| Company | StackOne |
| Amount Raised | $20M |
| Funding Round | Series A |
| Date Raised | May 6, 2025 |
| Founded | 2023 |
| Industry | Software Development |
| Founders | Romain Sestier |
| HQ Location | London, United Kingdom |
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