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QuestDB
YC S20London, GB · Founded 2019 · 30 employees · Hiring · 8 known investors
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QuestDB is an open-source time-series database designed for high-performance analytics and low-latency querying of temporal data. It serves financial institutions, trading platforms, and enterprises requiring real-time data processing.
Also known as QuestDB Technology Inc · QuestDB Limited
Founders & leadership· Y Combinator alumni (S20)
QuestDB was founded in 2019 by Nicolas Hourcard, Tancrede Collard, and Vlad Ilyushchenko.
Investors · 8
How we know: Episode1's portfolio page · the VCSheet dataset · open dataset · 5k.vc investor directory · Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Seedcamp's portfolio page · funding news · the VCSheet dataset · open dataset · 5k.vc investor directory · Y Combinator's founder network · Not right? Tell us
How we know: Uncorrelated Ventures's portfolio page · techcrunch.com · Y Combinator's founder network · Not right? Tell us
How we know: the Y Combinator directory · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: funding news · techcrunch.com · the VCSheet dataset · Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
Funding
SEC filings, press & company announcements$12M disclosed across 1 round · 2021
- $12MSeries ANov 2021 · 3 sources
468 Capital (lead), Uncorrelated Ventures
Source ↗
Source: company announcements and press reports — follow each round's link for the claim.
Related companies · 8
Companies working in the same space as QuestDB.
Legal entities · 1
corporate structureCompanies House · registry record
View on Companies House ↗- Registered name
- QUESTDB LIMITED
- Company number
- 12149461
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 Aug 2019
- Registered office
- Wework, 8 Devonshire Square, London, EC2M 4YJ
- Nature of business (SIC)
- 62012 — Business and domestic software development
- Accounts
- last made up to 31 Dec 2025 · next due 30 Sept 2027
- Confirmation statement
- last made up to 10 Feb 2026 · next due 24 Feb 2027
Current officers · 3
- Nicolas Francesco Hourcard — director, appointed 19 Aug 2019
- Vladyslav Ilyushchenko — director, appointed 19 Aug 2019
- Paul Anthony Mcnabb — director, appointed 20 Feb 2020
Source: Companies House public register · retrieved 24 Jul 2026. Contains public sector information licensed under the Open Government Licence v3.0.
In the news
Frequently asked questions
- What does QuestDB do?
- QuestDB is an open-source time-series database designed for high-performance analytics and low-latency querying of temporal data. It serves financial institutions, trading platforms, and enterprises requiring real-time data processing.
- Who founded QuestDB?
- QuestDB was founded by Nicolas Hourcard, Tancrede Collard, Vlad Ilyushchenko in 2019.
- Who are QuestDB's investors?
- QuestDB's investors include Episode1, Kima Ventures, Seedcamp, Uncorrelated Ventures, Y Combinator, 468 Capital, 7-Ventures, New Forge.
- How much funding has QuestDB raised?
- QuestDB has disclosed $12M raised across 1 round.
- Where is QuestDB headquartered?
- QuestDB is headquartered in London, GB.