Flint vs Mayfair
Side-by-side from the Top 11 ranking of The 11 Best Treasury Management Platforms for Startups. Last verified June 3, 2026.
The short answer
Flint ranks higher on Top 11 (#9 vs #10) for Startup CFOs and founders parking and managing runway. A new, radically simple platform for startups to access high-yield government securities with ease.
At a glance
| Flint | Mayfair | |
|---|---|---|
| Top 11 rank | #9 / The 11 Best Treasury Management Platforms for Startups | #10 / The 11 Best Treasury Management Platforms for Startups |
| Score (out of 9.4) | 7.7 | 7.6 |
| Best for | Simple, secure high-yield | Managed treasury service |
| Pricing | Basis Points (AUM-based) | Basis Points (AUM-based) |
| HQ | New York, USA | New York, USA |
| Founded | 2022 | 2021 |
Flint
A new, radically simple platform for startups to access high-yield government securities with ease.
www.flint.coSee full entry in The 11 Best Treasury Management Platforms for Startups
Mayfair
A managed treasury service for startups wanting an expert-led, hands-off approach to cash management.
www.getmayfair.comSee full entry in The 11 Best Treasury Management Platforms for Startups
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.