# Sem21 (Sem21 Ltd)

Private limited company registered in London, classed under “Other professional, scientific and technical activities n.e.c.”.

- Company number: 15291977
- Status: Active
- Type: Private limited company
- Incorporated: 17 November 2023
- Registered office: 3rd Floor, 86-90, Paul Street, London, England, EC2A 4NE
- Location: London, England
- Activity: Other professional, scientific and technical activities n.e.c.

## 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 Sem21 do?

Private limited company registered in London, classed under “Other professional, scientific and technical activities n.e.c.”.

### How much turnover does Sem21 make?

Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/sem21-15291977

### Is Sem21 profitable?

Sem21's profit isn't public: small companies may file without a profit and loss account.

### How many people work at Sem21?

Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/sem21-15291977

### Who runs and owns Sem21?

Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/sem21-15291977

### Where is Sem21 based?

Its registered office is 3rd Floor, 86-90, Paul Street, London, England, EC2A 4NE, in London, England.

### When was Sem21 founded?

Sem21 Ltd was incorporated on 17 November 2023.

### Is Sem21 still trading?

The register lists Sem21 Ltd as active.

## Timeline

Recent filings and changes at Companies House.

- 2025-10-03: Micro company accounts made up to 30 November 2024
- 2023-11-17: 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/sem21-15291977