Key facts
- It has raised $1.1M; the latest was Early Stage VC in Dec 2025.
- Notable investors include Enterprise Ireland, Delta Partners.
- Status: Privately Held (backing).
Investors
2- ·The complete investor list — 2 names
- ·Watchlist + deal alerts for MarketSizer
- ·The full record, as it builds
Funding rounds
No funding rounds for MarketSizer are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About MarketSizer
Developer of a market data and valuation tool designed for startups to secure funding and drive business growth. The company's tool offers instant calculations for Total Addressable Market (TAM), Serviceable Addressable Market (SAM), and Serviceable Obtainable Market (SOM), providing evidence-based, defensible data for funding readiness, enabling startups to get funding and enhance their market strategy.
- Sector
- Information Technology
- HQ
- Dublin, Ireland
- Founded
- 2023
- Employees
- 7
- Website
- marketsizer.io/
- Ownership
- Privately Held (backing)
MarketSizer doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in MarketSizer shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on MarketSizer in its N-PORT filings yet. We sweep new filings monthly.