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Information technology consultancy activities · London

H3 Effect

H3 Effect Ltd

Net liabilitiesActiveLatest figures: 2025Abridged accountsCompany only12 years on the register

Private limited company registered in London, classed under “Information technology consultancy activities”.

Headline figures

FY to May 2025 · 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

2 findings from the figures, in plain English

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

History

Pro
£20212022202320242025
Profit after tax—
Turnover
Net assets
Cash
Employees

Every figure for all 5 years

“—” 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 sheet2022202320242025
Current assets
Creditors due within a year
Net current assets
Net assets
Ratios
Current ratioCurrent assets for every £1 owed within a year
Creditors to assetsEverything owed to creditors as a share of fixed plus current assets

4 balance-sheet lines and 2 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 2026-10-19

  1. Accounts
    Micro company accounts made up to 31 May 2025
  2. Accounts
    Micro company accounts made up to 31 May 2024
  3. Accounts
    Micro company accounts made up to 31 May 2023
  4. Accounts
    Micro company accounts made up to 31 May 2022
  5. Accounts
    Micro company accounts made up to 31 May 2021
  6. Accounts
    Micro company accounts made up to 31 May 2020
  7. Accounts
    Micro company accounts made up to 31 May 2019
  8. Accounts
    Micro company accounts made up to 31 May 2018
  9. Directors
    Director's details changed for Mr Tomasz Witold Stelmaszczuk on 25 June 2017
  10. Ownership
    Change of details for Mr Tomasz Witold Stelmaszczuk as a person with significant control on 25 June 2017
  11. Accounts
    Accounts for a dormant company made up to 31 May 2017
  12. Accounts
    Accounts for a dormant company made up to 31 May 2016
  13. 4 earlier
    1. Directors
      Director's details changed for Mr Tomasz Witold Stelmaszczuk on 1 December 2015
    2. Accounts
      Accounts for a dormant company made up to 31 May 2015
    3. Address
      Registered office address changed from 67-68 Hatton Garden Suite 34 London EC1N 8JY to 71-75 Shelton Street Covent Garden London WC2H 9JQ on 19 June 2015
    4. 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 H3 Effect do?

Private limited company registered in London, classed under “Information technology consultancy activities”.

›How much turnover does H3 Effect make?

Answered in the full report

›Is H3 Effect profitable?

H3 Effect's profit isn't public: small companies may file without a profit and loss account.

›How many people work at H3 Effect?

Answered in the full report

›Who runs and owns H3 Effect?

Answered in the full report

›Where is H3 Effect based?

Its registered office is 71-75 Shelton Street, Covent Garden, London, WC2H 9JQ, in London.

›When was H3 Effect founded?

H3 Effect Ltd was incorporated on 7 May 2014.

›Is H3 Effect still trading?

The register lists H3 Effect Ltd as active.