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Private limited company registered in Hemel Hempstead, classed under “Advertising agencies”.
Headline figures
FY to Sept 2025 · Company only
Turnover
For subscribers
Profit after tax
—
Not filed: small-company exemption
Net assets
For subscribers
Cash
For subscribers
Employees
For subscribers
Retained reserves
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
| £ | 2021 | 2022 | 2023 | 2024* | 2025 |
|---|---|---|---|---|---|
| Profit after tax | — | ||||
| Turnover | |||||
| Net assets | |||||
| Cash | |||||
| Employees | |||||
| Retained reserves |
Every figure for all 5 years
“—” means we did not find the figure in a source; it is never filled with an estimate. * Restated: the next year's accounts printed different figures for this year, and those later figures are shown.
Balance sheet and ratios
From the filed balance sheets · £
| Balance sheet | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|
| Current assets | ||||
| of which debtors | ||||
| of which cash | ||||
| Creditors due within a year | ||||
| Net current assets | ||||
| Creditors due after a year | ||||
| Net assets | ||||
| Ratios | ||||
| Current ratioCurrent assets for every £1 owed within a year | ||||
| Cash ratioCash for every £1 owed within a year | ||||
| Creditors to assetsEverything owed to creditors as a share of fixed plus current assets | ||||
7 balance-sheet lines and 3 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 2026-10-26
- AccountsMicro company accounts made up to 30 September 2025
- AddressRegistered office address changed from C/O Merit Accountants 16 Upper Woburn Place London WC1H 0AF England to 5 Robinsfield Hemel Hempstead HP1 1RW on 5 October 2025
- AddressRegistered office address changed from C/O Clarus Knight, 3rd Floor 6-8 Bonhill Street London EC2A 4BX England to C/O Merit Accountants 16 Upper Woburn Place London WC1H 0AF on …
- AccountsTotal exemption full accounts made up to 30 September 2024
- OwnershipChange of details for Mr William Léon Gets as a person with significant control on 29 October 2024 (and 1 more like it since 29 October 2024)
- DirectorsDirector's details changed for Mr William Leon Gets on 29 October 2024
- OwnershipChange of details for Mr William Léon Gets as a person with significant control on 30 September 2023
- AccountsTotal exemption full accounts made up to 30 September 2023
- AccountsTotal exemption full accounts made up to 30 September 2022
- AccountsTotal exemption full accounts made up to 30 September 2021
- AccountsTotal exemption full accounts made up to 30 September 2020
- AccountsTotal exemption full accounts made up to 30 September 2019
25 earlier
- AddressRegistered office address changed from 3rd Floor C/O Clarus Knight 3rd Floor, 6-8 Bonhill Street London EC2A 4BX England to C/O Clarus Knight, 3rd Floor 6-8 Bonhill Street Londo…
- DirectorsTermination of appointment of Hester Jacoba Gets as a director on 28 January 2020
- AccountsMicro company accounts made up to 30 September 2018
- OwnershipNotification of William Léon Gets as a person with significant control on 5 March 2019
- DirectorsDirector's details changed for Mr William Leon Gets on 28 August 2018
- DirectorsDirector's details changed for Mrs Hester Jacoba Gets on 28 August 2018
- AccountsMicro company accounts made up to 30 September 2017
- AddressRegistered office address changed from 9a Ronalds Road Ronalds Road London N5 1XH England to 3rd Floor C/O Clarus Knight 3rd Floor, 6-8 Bonhill Street London EC2A 4BX on 20 Nove…
- OwnershipCessation of William Gets as a person with significant control on 1 January 2017
- AccountsTotal exemption small company accounts made up to 30 September 2016
- AccountsTotal exemption small company accounts made up to 30 September 2015
- DirectorsDirector's details changed for Mr William Leon Gets on 2 June 2016
- AddressRegistered office address changed from 17 Holywell Hill St. Albans Hertfordshire AL1 1DT to 9a Ronalds Road Ronalds Road London N5 1XH on 13 June 2016
- AccountsTotal exemption small company accounts made up to 30 September 2014
- AccountsTotal exemption small company accounts made up to 30 September 2013
- DirectorsDirector's details changed for Mrs Hester Jacoba Gets on 23 September 2013
- DirectorsDirector's details changed for Mr William Leon Gets on 23 September 2013
- AccountsTotal exemption small company accounts made up to 30 September 2012
- AddressRegistered office address changed from Unit H Ver House London Road Markyate Hertfordshire AL3 8JP on 16 January 2013
- AccountsTotal exemption small company accounts made up to 30 September 2011
- AccountsAccounts for a dormant company made up to 30 September 2010
- NoticeCompulsory strike-off action has been discontinued
- DirectorsAppointment of Mr William Leon Gets as a director
- DirectorsAppointment of Mrs Hester Jacoba Gets as a director
- NoticeFirst Gazette notice for compulsory strike-off
- Address
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 Brainstorm Advertising do?
Private limited company registered in Hemel Hempstead, classed under “Advertising agencies”.
›How much turnover does Brainstorm Advertising make?
Answered in the full report
›Is Brainstorm Advertising profitable?
Brainstorm Advertising's profit isn't public: small companies may file without a profit and loss account.
›How many people work at Brainstorm Advertising?
Answered in the full report
›Who runs and owns Brainstorm Advertising?
Its directors are William Leon Gets. Its owners are shown to subscribers.
›Where is Brainstorm Advertising based?
Its registered office is 5 Robinsfield, Hemel Hempstead, HP1 1RW, in Hemel Hempstead.
›When was Brainstorm Advertising founded?
Brainstorm Advertising Ltd was incorporated on 24 September 2008.
›Is Brainstorm Advertising still trading?
The register lists Brainstorm Advertising Ltd as active.