# 5 Startups Built With PostgreSQL: Revenue & Founders
> 5 profitable startups built with PostgreSQL, each with source-backed revenue, founder and business-model data.
Canonical: https://ponicorn.com/stacks/postgresql
Startups: 5
## Startups
- [Flipify](https://ponicorn.com/startups/flipify.md): Watchlists that alert you the moment a resale deal is listed. · $15.7k MRR (✓ Verified, Aug 2026)
- [Atlas](https://ponicorn.com/startups/atlas.md): Study copilot that works from your own class materials. · $25.7k MRR (✓ Verified, Aug 2026)
- [Brevilabs](https://ponicorn.com/startups/brevilabs.md): Private context layer that gives AI agents your own notes. · $19.6k MRR (✓ Verified, Aug 2026)
- [Comp AI](https://ponicorn.com/startups/comp-ai.md): Open-source compliance automation for SOC 2, ISO 27001 and HIPAA. · $11.8k MRR (✓ Verified, Aug 2026)
- [Sleek](https://ponicorn.com/startups/sleek.md): Design a mobile app screen by describing it in a sentence. · $23.3k MRR (✓ Verified, Aug 2026)
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Labels: ✓ Verified = the founder stands behind this profile (claimed or self-submitted), Ponicorn read the figure from a connected payment account, or a third party read it from a public dashboard; Unverified = said in public, estimated or inferred. Every figure carries its date and source.