How much does Black Swan Data Ltd make?

Black Swan Data Ltd reported revenue of £8.2m and a loss of £4.4m in the year to 31 Dec 2025, according to its accounts filed at Companies House.

How many employees does Black Swan Data Ltd have?

Black Swan Data Ltd reported an average of 106 employees in the year to 31 Dec 2025.

Is Black Swan Data Ltd profitable?

No — Black Swan Data Ltd reported a loss of £4.4m in the year to 31 Dec 2025.

Company No. 07637003 · Incorporated 17 May 2011

Black Swan Data Ltd

Registered name: BLACK SWAN DATA LTD

Part of M I Investment Holding Limited group

Black Swan Data Ltd made £8.2m revenue and a £4.4m loss in the year to 31 Dec 2025.

Black Swan Data Ltd’s revenue fell 10% to £8.2m in the year to 31 Dec 2025, with a loss of £4.4m and 106 employees. The company is classified under “business and domestic software development” and is based in London; we hold 3 years of its filed accounts.

Full P&L filedSection J · Information and communicationSIC 62012Business and domestic software development

Status: Active
Location: London, London
Age: 15 yrs · since 2011
Type: Private Limited Company

Part of a group. The filing indicates this company sits within a group structure, so its results may depend on intra-group trading and it may be hard to replicate independently.

Latest accounts · year to 31 Dec 2025

Key figures

Revenue

£8.2m

Growth ▼10.4%

Profit

−£4.4m

Growth —

Profit margin

−53.8%

Gross 68.5%

Employees

106

Change ▼2.8%

Profit / employee

−£41.6k

Revenue/employee £77.3k

Profitable streak

0yrs

Consecutive profitable years in our data

Badges are automated estimates derived from the filed figures — not statements of fact about the company.

3 filed years

Financial history

Multi-year financials, oldest to newest
Year to	31 Dec 2023	31 Dec 2024	31 Dec 2025
Disclosure	Full P&L	Full P&L	Full P&L
Profit & loss
Revenue (turnover)	£7.4m	£9.1m	£8.2m
Cost of sales	£2.4m	£2.8m	−£2.6m
Gross profit	£5m	£6.3m	£5.6m
Operating profit	−£7.5m	−£2.1m	−£4.2m
Profit before tax	−£8m	−£3.2m	−£4.3m
Profit after tax	−£7.4m	−£2.8m	−£4.4m
Profit (best available)	−£7.4m	−£2.8m	−£4.4m
Employees (average)	128	109	106
Ratios
Profit margin	−99.4%	−30.8%	−53.8%
Gross margin	68%	69.4%	68.5%
Revenue per employee	£58k	£83.9k	£77.3k
Profit per employee	−£57.6k	−£25.8k	−£41.6k
Growth (year on year)
Revenue growth	—	▲23.2%	▼10.4%
Headcount growth	—	▼14.8%	▼2.8%
Balance sheet — indirect signals, not revenue
Net assets	—	—	—
Source	Accounts · bulk data Oct 2025	Accounts · bulk data Oct 2025	Accounts · bulk data Sep 2026

Derived from the latest filing

How the business works

Profit margin: −53.8%; Profit ÷ revenue.
Gross margin: 68.5%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £77.3k; Revenue ÷ average employees.
Profit per employee: −£41.6k; Profit ÷ average employees.
Cash conversion: —; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: —; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: —; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: —; Money owed by customers. Low = customers pay quickly.

Indirect — not revenue

Balance-sheet signals

Year-on-year changes in filed balance-sheet items. They can hint at momentum (or investment) but are not revenue or profit and must not be read as such.

Net assets: —; Now —
Cash at bank: —; Now —
Headcount: ▼3%; Now 106
Deferred income: —; Now —
Fixed assets: —; Now —

Corporate ownership

Group structure

Ownership chain

M I Investment Holding Limitedultimate parent75–100%
Bride Lane Holdings Ltd75–100%
Mintel Group Ltd75–100%
Black Swan Data Ltdthis company

Bands show the share of ownership each company holds in the one below it.

Sister companies (4)

Key Note LimitedFigures not disclosed
Mintel LimitedFigures not disclosed
Mintel Worldwide LimitedFigures not disclosed
Snapshots Publications LimitedFigures not disclosed

From the Persons with Significant Control register (corporate controllers only).

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Sources

Companies House profile Filing history & original accounts

Latest figures from accounts for the year to 31 Dec 2025 (profit −£4.4m), from the Companies House accounts bulk data published Sep 2026. Spotted an error? Request a correction.

Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.