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Company No. 12099113 · Incorporated 12 Jul 2019

Thalassic Engineering Limited

Registered name: THALASSIC ENGINEERING LIMITED

Thalassic Engineering Limited made £12.3k revenue and £7.2k profit in the year to 31 Jul 2025.

Thalassic Engineering Limited’s revenue fell 74% to £12.3k in the year to 31 Jul 2025, with £7.2k profit and 1 employee. The company is classified under “management consultancy activities other than financial management” and is based in Ely; we hold 4 years of its filed accounts.

Status
Active
Location
Ely, East of England
Age
7 yrs · since 2019
Type
Private Limited Company
Latest accounts · year to 31 Jul 2025

Key figures

IndependentSmall teamCapital-light
Revenue
£12.3k
Growth ▼74.4%
Profit
£7.2k
Growth —
Profit margin
58.5%
 
Employees
1
Change 0%
Profit / employee
£7.2k
Revenue/employee £12.3k
Profitable streak
1yr
Consecutive profitable years in our data

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

4 filed years

Financial history

Multi-year financials, oldest to newest
Year to31 Jul 202231 Jul 202331 Jul 202431 Jul 2025
DisclosureFull P&LFull P&LFull P&LFull P&L
Profit & loss
Revenue (turnover)£80.8k£93.8k£48.1k£12.3k
Profit after tax£12.8k£5.3k−£11.1k£7.2k
Profit (best available)£12.8k£5.3k−£11.1k£7.2k
Staff costs£28.1k£28.4k£19.5k£0
Employees (average)—111
Ratios
Profit margin15.9%5.6%−23%58.5%
Revenue per employee—£93.8k£48.1k£12.3k
Profit per employee—£5.3k−£11.1k£7.2k
Growth (year on year)
Revenue growth—▲16%▼48.7%▼74.4%
Profit growth—▼59.1%▼310.5%—
Headcount growth——0%0%
Balance sheet — indirect signals, not revenue
Net assets£34.5k£24.8k£2.7k£4.9k
Fixed assets£0£0£0£0
Current assets£48.8k£26.8k£5.3k£5k
SourceFullAccounts · bulk data Feb 2024FullAccounts · bulk data Feb 2024FullAccounts · bulk data Dec 2024FullAccounts · bulk data Jan 2026
Derived from the latest filing

How the business works

Profit margin
58.5%
Profit ÷ revenue.
Gross margin
—
Gross profit ÷ revenue. High for software and services.
Revenue per employee
£12.3k
Revenue ÷ average employees.
Profit per employee
£7.2k
Profit ÷ average employees.
Cash conversion
—
Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue
0%
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
▲82%
Now £4.9k
Cash at bank
—
Now —
Headcount
0%
Now 1
Deferred income
—
Now —
Fixed assets
—
Now £0

Sources

Latest figures from FullAccounts for the year to 31 Jul 2025 (profit £7.2k), from the Companies House accounts bulk data published Jan 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.