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Other information technology service activities · London
Optimizely
Optimizely Ltd
Private limited company registered in London, classed under “Other information technology service activities”.
Headline figures
FY to Dec 2025 · Company only
Turnover
For subscribers
Profit after tax
£6.11m
Net assets
For subscribers
Cash
For subscribers
Employees
For subscribers
Retained reserves
For subscribers
What the numbers say
4 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 | £6.11m | ||||
| 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 | ||||
| Profit marginProfit after tax as a share of turnover | ||||
| 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 | ||||
| Turnover per employeeTurnover divided by average staff | ||||
| Debtor daysDays of turnover owed by customers at the year end | ||||
7 balance-sheet lines and 6 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 2026-10-12
- AccountsFull accounts made up to 31 December 2025
- DirectorsTermination of appointment of Alexander Atzberger as a director on 2 January 2026
- DirectorsDirector's details changed for Mr Christopher Bayliss on 6 February 2026
- DirectorsDirector's details changed for Mr Christopher Bayliss on 5 February 2026
- OwnershipNotification of a person with significant control statement
- OwnershipCessation of Jeff Horing as a person with significant control on 5 February 2026
- AccountsFull accounts made up to 31 December 2024
- DirectorsDirector's details changed for Mr Christopher Bayliss on 23 January 2025
- AddressRegistered office address changed from 3rd Floor Cargo Works, Enterprise House 1-2 Hatfields London SE1 9PG United Kingdom to 60 st Martins Lane, 4th Floor Covent Garden London …
- ChargesSatisfaction of charge 060601690007 in full
- ChargesRegistration of charge 060601690008, created on 30 October 2024
- AccountsFull accounts made up to 31 December 2023
4 earlier
- DirectorsDirector's details changed for Mr Christopher Bayliss on 22 January 2024
- AccountsFull accounts made up to 31 December 2022
- NameCompany name changed episerver uk LIMITED\certificate issued on 17/01/23 NM01 ‐ Change of name by resolution RES15 ‐ Change company name resolution on 2023-01-17
- DirectorsTermination of appointment of Peter Pak-Shum Yeung as a secretary on 17 October 2022
- Directors
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 Optimizely do?
Private limited company registered in London, classed under “Other information technology service activities”. In its own words: “Everything marketing and digital teams need to create content fast, test and personalize, and prove business impact.”
›How much turnover does Optimizely make?
Answered in the full report
›Is Optimizely profitable?
Yes: it made a profit after tax of £6.11m in the year to 31 December 2025, its latest filed accounts.
›How many people work at Optimizely?
Answered in the full report
›Who runs and owns Optimizely?
Answered in the full report
›Where is Optimizely based?
Its registered office is 60 St Martins Lane, 4th Floor, Covent Garden, London, WC2N 4JS, in London.
›When was Optimizely founded?
Optimizely Ltd was incorporated on 22 January 2007.
›Is Optimizely still trading?
The register lists Optimizely Ltd as active.