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Company No. SC425093 · Incorporated 29 May 2012

Blue Sky Engines Limited

Registered name: BLUE SKY ENGINES LIMITED

Blue Sky Engines Limited made £63.5k revenue and £1.7k profit in the year to 31 May 2025.

Blue Sky Engines Limited’s revenue fell 50% to £63.5k in the year to 31 May 2025, with £1.7k profit and 2 employees. The company is classified under “repair and maintenance of aircraft and spacecraft” and is based in Ayr; we hold 4 years of its filed accounts.

Full P&L filedSection C · ManufacturingSIC 33160Repair and maintenance of aircraft and spacecraft
Status
Active
Location
Ayr, Scotland
Age
14 yrs · since 2012
Type
Private Limited Company
Latest accounts · year to 31 May 2025

Key figures

IndependentSmall team
Revenue
£63.5k
Growth ▼49.8%
Profit
£1.7k
Growth ▼97.5%
Profit margin
2.6%
Gross 82%
Employees
2
Change 0%
Profit / employee
£832
Revenue/employee £31.8k
Profitable streak
4yrs
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 May 202231 May 202331 May 202431 May 2025
DisclosureFull P&LFull P&LFull P&LFull P&L
Profit & loss
Revenue (turnover)£115k£51.8k£127k£63.5k
Cost of sales£12.4k£12.7k£11.6k£11.4k
Gross profit£102k£39.1k£115k£52.1k
Operating profit£99.1k£31.5k——
Profit before tax£99.1k£31.5k£84.7k−£8.6k
Profit after tax£83.1k£28.8k£66.5k£1.7k
Profit (best available)£83.1k£28.8k£66.5k£1.7k
Employees (average)2222
Ratios
Profit margin72.6%55.5%52.6%2.6%
Gross margin89.1%75.5%90.9%82%
Revenue per employee£57.3k£25.9k£63.3k£31.8k
Profit per employee£41.6k£14.4k£33.3k£832
Growth (year on year)
Revenue growth—▼54.8%▲144.4%▼49.8%
Profit growth—▼65.4%▲131.3%▼97.5%
Headcount growth—0%0%0%
Balance sheet — indirect signals, not revenue
Cash at bank£266k£306k£412k£390k
Net assets£109k£108k£145k£116k
Fixed assets——£0£32.4k
Current assets£344k£329k£434k£391k
Debtors£77.5k£22.8k£22.2k£0
SourceFullAccounts · bulk data Feb 2024FullAccounts · bulk data Feb 2024FullAccounts · bulk data Feb 2025FullAccounts · bulk data Feb 2026
Derived from the latest filing

How the business works

Profit margin
2.6%
Profit ÷ revenue.
Gross margin
82%
Gross profit ÷ revenue. High for software and services.
Revenue per employee
£31.8k
Revenue ÷ average employees.
Profit per employee
£832
Profit ÷ average employees.
Cash conversion
—
Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue
50.9%
Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue
—
Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue
0%
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
▼20%
Now £116k
Cash at bank
▼5%
Now £390k
Headcount
0%
Now 2
Deferred income
—
Now —
Fixed assets
—
Now £32.4k

Sources

Latest figures from FullAccounts for the year to 31 May 2025 (profit £1.7k), from the Companies House accounts bulk data published Feb 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.