# QTB (QTB Ltd)

Private limited company registered in London, classed under “Other research and experimental development on natural sciences and engineering”.

- Company number: 09729250
- Status: Active
- Type: Private limited company
- Incorporated: 12 August 2015
- Registered office: 37a Brook Street, London, W1K 4HH
- Location: London
- Activity: Other research and experimental development on natural sciences and engineering

## Latest filed profit

No profit figure in its latest filed accounts.

Turnover, net assets, cash, staff, earlier years, ratios, directors and owners are on the page for subscribers.

## Questions people ask

### What does QTB do?

Private limited company registered in London, classed under “Other research and experimental development on natural sciences and engineering”.

### How much turnover does QTB make?

Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/qtb-09729250

### Is QTB profitable?

QTB's profit isn't public: small companies may file without a profit and loss account.

### How many people work at QTB?

Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/qtb-09729250

### Who runs and owns QTB?

Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/qtb-09729250

### Where is QTB based?

Its registered office is 37a Brook Street, London, W1K 4HH, in London.

### When was QTB founded?

QTB Ltd was incorporated on 12 August 2015.

### Is QTB still trading?

The register lists QTB Ltd as active.

## Timeline

Recent filings and changes at Companies House.

- 2026-06-01: Micro company accounts made up to 31 August 2025
- 2025-05-31: Micro company accounts made up to 31 August 2024
- 2024-05-31: Micro company accounts made up to 31 August 2023
- 2023-05-31: Micro company accounts made up to 31 August 2022
- 2022-05-31: Micro company accounts made up to 31 August 2021
- 2021-05-31: Micro company accounts made up to 31 August 2020
- 2020-05-31: Micro company accounts made up to 31 August 2019
- 2019-05-31: Micro company accounts made up to 31 August 2018
- 2018-06-01: Micro company accounts made up to 31 August 2017
- 2017-05-12: Micro company accounts made up to 31 August 2016
- 2015-08-12: Incorporation

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Source: Companies House filings (Open Government Licence v3.0). Figures are as filed; nothing is estimated. Page: https://firmfacts.co/company/qtb-09729250