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Private limited company registered in Windsor, classed under “Educational support services” and 1 other activity.
Headline figures
FY to Dec 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 |
|---|---|---|---|---|
| Fixed assets | ||||
| Current assets | ||||
| of which debtors | ||||
| of which cash | ||||
| Creditors due within a year | ||||
| Net current assets | ||||
| 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.
Questions people ask
›What does Kolumbix do?
Private limited company registered in Windsor, classed under “Educational support services” and 1 other activity.
›How much turnover does Kolumbix make?
Answered in the full report
›Is Kolumbix profitable?
Kolumbix's profit isn't public: small companies may file without a profit and loss account.
›How many people work at Kolumbix?
Answered in the full report
›Where is Kolumbix based?
Its registered office is 35 Carter Close, Windsor, Berkshire, SL4 3QX, in Windsor, Berkshire.
›When was Kolumbix founded?
Kolumbix Ltd was incorporated on 9 February 2012.
›Is Kolumbix still trading?
The register lists Kolumbix Ltd as active.