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Company number
12149461

QUESTDB LIMITED

Active
✓ Active company on the official register. Next accounts due 30 September 2027.

Company details

Registered name
QUESTDB LIMITED
Company number
12149461
Registered office
WEWORK, 8 DEVONSHIRE SQUARE, LONDON, EC2M 4YJ, ENGLAND
Company type
Private Limited Company
Incorporated on
9 August 2019
Status
Active
Age
7 years
Nature of business (SIC)
62012 — Business and domestic software development
Accounts — next due
30 Sept 2027
Accounts — last made up to
31 Dec 2025
Confirmation statement — next due
24 Feb 2027
Confirmation statement — last
10 Feb 2026

People with significant control

Beneficial owners holding over 25% of shares, voting rights or the right to appoint directors

Mr Tancrede Gerard Michel Collard
owns 25–50% of shares · holds 25–50% of voting rights
Notified 09/08/2019
Mr Vladyslav Ilyushchenko
owns 25–50% of shares · holds 25–50% of voting rights
Notified 19/08/2019
Questdb Technology Inc
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 24/08/2020

Corporate structure

Who controls this company, and who they control in turn

3 controllers Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Questdb Technology Inc name only
owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Notified 24/08/2020
Mr Tancrede Gerard Michel Collard
born 05/1988 · United Kingdom owns 25–50% of shares · holds 25–50% of votes Control ended 10/11/2019 Controls 2 companies
Mr Vladyslav Ilyushchenko
born 03/1976 · England owns 25–50% of shares · holds 25–50% of votes Control ended 24/08/2020 Controls 2 companies

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
24/08/2020 Person with significant control ceased Mr Vladyslav Ilyushchenko
24/08/2020 Person with significant control added Questdb Technology Inc
10/11/2019 Person with significant control ceased Mr Tancrede Gerard Michel Collard
19/08/2019 Person with significant control added Mr Vladyslav Ilyushchenko
09/08/2019 Person with significant control added Mr Tancrede Gerard Michel Collard

Financial highlights

Parsed from the filed statutory accounts (£ thousands, except employees)

Source: Companies House bulk data filed accounts (iXBRL)
Metric FY2025FY2024
Total assets less current liabilities 981
▲ 217%
309
Net assets -6,259 -4,547
Employees (avg) 8
▲ 14.3%
7

Documents for QUESTDB LIMITED

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Company extract£1.99

The full registration record as held today — name, number, status, registered office, company type, previous names, officers, PSC and SIC codes, timestamped for your file.

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Financial statements£3.99

Every figure the company’s own accounts state, across each filed period, with year-on-year movement. Most UK companies file small or micro-entity accounts — a balance sheet and a headcount, no turnover or profit.

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Ownership report£3.99

Who controls the company: persons with significant control, the nature of that control, the ownership graph and every other company those controllers hold.

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Data protection register

Registered with the Information Commissioner's Office as a data protection fee payer.

QuestDB Limited — EC2M 4YJ
Tier 2 · renews 31/03/2027
ICO entry

The ICO publishes no company number, so this is matched on the registered name and confirmed by the postcode. Check the ICO entry before relying on it.

Get this company via API

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GET /v1/company/gb/12149461
X-Api-Key: $OPENDATA_KEY
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Frequently asked questions

What is the company number of QUESTDB LIMITED?
According to the official registry, the company number of QUESTDB LIMITED is 12149461.
Where is QUESTDB LIMITED registered?
The registered office is WEWORK, 8 DEVONSHIRE SQUARE, LONDON, EC2M 4YJ, ENGLAND.
What is the SIC code of QUESTDB LIMITED?
The nature of business is recorded under SIC code 62012 — Business and domestic software development.
Who controls QUESTDB LIMITED?
Mr Tancrede Gerard Michel Collard is recorded as a person with significant control, and owns 25–50% of shares, holds 25–50% of voting rights.
When are the next accounts of QUESTDB LIMITED due?
The next annual accounts are due by 30 September 2027, and the last accounts were made up to 31 December 2025.

About QUESTDB LIMITED (12149461)

QUESTDB LIMITED is a private limited company incorporated on 9 August 2019 and registered in the United Kingdom under company number 12149461. Its registered office is at WEWORK, 8 DEVONSHIRE SQUARE, LONDON, EC2M 4YJ, ENGLAND. The recorded nature of business is business and domestic software development (SIC 62012). The company is currently active , with statutory accounts last made up to 31 December 2025. , and the person with significant control is Mr Tancrede Gerard Michel Collard. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.

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