# QuestDB: Information technology & services, United States

> QuestDB: QuestDB is an open-source, high-performance SQL time-series database designed for ultra-low latency and demanding workloads. Based in United States.

Source: https://millionrounds.com/startup/questdb (Millionrounds; every figure on the page links to its filing or article)

United States · [Information technology & services startup](https://millionrounds.com/companies)

# QuestDB

QuestDB is an open-source, high-performance SQL time-series database designed for ultra-low latency and demanding workloads.

Funding reported Last round: Series A

Information technology & services United States

Company summary

- **Founded:** 2019 7 years old
- **Team:** 29 11 to 50 people
- **Funding reported:** $14M in dollars
- **Last round:** Series A Nov 2021

How sure we are

- ✓ **Listed** We know it exists and what it does
- 2 **Funding reported** A company dataset reports a raise
- 3 **Observed** A filing or a dated announcement confirms a round

No round for QuestDB has been confirmed by a filing or an announcement yet, so nothing here counts toward an investor's record. [How we decide](https://millionrounds.com/methodology)

## About QuestDB

QuestDB is an open-source, high-performance SQL time-series database designed for ultra-low latency and demanding workloads.

Founded in 2019 in London, the company was established by Vlad Ilyushchenko, Tancrede Collard, and Nicolas Hourcard. QuestDB has raised over $18 million in venture capital and has grown to approximately 29 employees, with offices in London and New York. The core product is a columnar, SQL-based time-series database optimized for speed and efficiency. It features a unique architecture that maximizes performance without relying on powerful hardware. QuestDB supports millisecond queries and high ingestion throughput, making it suitable for applications in capital markets, crypto, space exploration, energy, and robotics. The database is available for self-hosted deployment or in the cloud, ensuring data portability and compatibility with open formats. QuestDB aims to refine its database for production use cases while fostering an active community.

## What company datasets say QuestDB raised

Funding, as reported

Reported in all **$14M** in dollars

Last round **Series A**

Last round size **$12M**

Last round date **Nov 2021**

## On 2 portfolio pages

Investors who name them

- [Seedcamp](https://millionrounds.com/fund/seedcamp)
- [approx.vc](https://millionrounds.com/fund/approx-vc)

Each firm lists QuestDB on its own website. That is the firm's claim, a weaker thing than a round we watched, but a named source.

## The company, in detail

What they build

Known for

time-series data security wal ai-ready sample by tick data parquet rbac out-of-order data hybrid cloud data portability distribution low latency enterprises multi-az resilience open protocols

Built with from their website

HREF Lang PWA C++ Google Workspace Viewport Meta Kapa.ai PostgreSQL webpack Google Meet GlobeNewswire

+8 more

Priority Hints React Mobile Friendly hCaptcha SQL Open Graph Amazon Route 53 RSS

- **Sector:** Information technology & services
- **Industry code:** NAICS 54151, 51321, SIC 7375, 7372
- **Region:** New York

## Information technology & services in United States

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## Is this your company?

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