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Company No. 04134738 · Incorporated 3 Jan 2001

Helical Services Limited

Registered name: HELICAL SERVICES LIMITED

Part of Helical PLC group

Helical Services Limited made £5.6m revenue and a £3.3m loss in the year to 31 Mar 2025.

Helical Services Limited’s revenue grew 42% to £5.6m in the year to 31 Mar 2025, with a loss of £3.3m and 23 employees. The company is classified under “other business support service activities” and is based in London; we hold 3 years of its filed accounts.

Full P&L filedSIC 82990Other business support service activities n.e.c.
Status
Active
Location
London
Age
25 yrs · since 2001
Type
Private Limited Company
Latest accounts · year to 31 Mar 2025

Key figures

Revenue
£5.6m
Growth ▲41.8%
Profit
−£3.3m
Growth —
Profit margin
−60%
Gross −56.8%
Employees
23
Change ▼4.2%
Profit / employee
−£145k
Revenue/employee £242k
Profitable streak
0yrs
Consecutive profitable years in our data
3 filed years

Financial history

Multi-year financials, oldest to newest
Year to31 Mar 202331 Mar 202431 Mar 2025
DisclosureFull P&LFull P&LFull P&L
Profit & loss
Revenue (turnover)£6.9m£3.9m£5.6m
Cost of sales−£5.7m−£5.1m−£8.7m
Gross profit£1.2m−£1.2m−£3.2m
Operating profit£887k−£1.7m−£3.4m
Profit before tax£887k−£1.7m−£3.3m
Profit after tax£887k−£1.7m−£3.3m
Profit (best available)£887k−£1.7m−£3.3m
Employees (average)262423
Ratios
Profit margin12.8%−43.2%−60%
Gross margin17.5%−30.7%−56.8%
Revenue per employee£266k£164k£242k
Profit per employee£34.1k−£70.8k−£145k
Growth (year on year)
Revenue growth—▼43.2%▲41.8%
Profit growth—▼291.6%—
Headcount growth—▼7.7%▼4.2%
Balance sheet — indirect signals, not revenue
Net assets———
SourceAccounts · bulk data Oct 2024Accounts · bulk data Oct 2024Accounts · bulk data Oct 2025
Derived from the latest filing

How the business works

Profit margin
−60%
Profit ÷ revenue.
Gross margin
−56.8%
Gross profit ÷ revenue. High for software and services.
Revenue per employee
£242k
Revenue ÷ average employees.
Profit per employee
−£145k
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
▼4%
Now 23
Deferred income
—
Now —
Fixed assets
—
Now —
Corporate ownership

Group structure

Ownership chain

  1. Helical PLCultimate parent75–100%
  2. Helical Services Limitedthis company

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

Sister companies (21)

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

Sources

Companies House profile Filing history & original accounts

Latest figures from accounts for the year to 31 Mar 2025 (profit −£3.3m), from the Companies House accounts bulk data published Oct 2025. Spotted an error? Request a correction.

Updated from Companies House on 16 Oct 2026

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