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Other professional, scientific and technical activities n.e.c. · London, England

Sem21

Sem21 Ltd

Net liabilitiesActiveLatest figures: 2024Abridged accountsCompany only2 years on the register

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

Headline figures

FY to Nov 2024 · Company only

Turnover

For subscribers

Profit after tax

—

Not filed: small-company exemption

Net assets

For subscribers

Cash

For subscribers

Employees

For subscribers

What the numbers say

1 finding from the figures, in plain English

Written by rules from the figures on this page. Not a forecast or a credit opinion.

History

Pro
£2024
Profit after tax—
Turnover
Net assets
Cash
Employees

Every figure for the year

“—” means we did not find the figure in a source; it is never filled with an estimate.

Balance sheet and ratios

From the filed balance sheets · £

Balance sheet2024
Current assets
Creditors due within a year
Net assets
Ratios
Current ratioCurrent assets for every £1 owed within a year

3 balance-sheet lines and 1 ratios, every year

A ratio appears only for years where every line it needs was filed. Lines are as tagged in the accounts; nothing is added up or estimated.

Timeline

Checked 2026-10-20

  1. Confirmation
    Confirmation statement made on 3 December 2025 with no updates (and 1 more like it since 13 December 2024)
  2. Accounts
    Micro company accounts made up to 30 November 2024
  3. Incorporation
    Incorporation

From the Companies House filing history. Routine confirmation statements are left out, and a run of the same filing is shown once.

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 in the full report

›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 in the full report

›Who runs and owns Sem21?

Answered in the full report

›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.