ActiveSC078255Private limited companyOban

STEPPED PISTON ENGINES LIMITED

Significant control: Nicholas George Teacher Dunlop (significant control), The Lomond Shipping Company Limited (25–50%)

Companies HouseCompanies House

From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms

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Registered activity: Other research and experimental development on natural sciences and engineering (SIC 72190). We’re building product and service lists for UK companies. Get this one when it’s ready.

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01

Summary

Generated from filed data · no estimates

STEPPED PISTON ENGINES LIMITED is an active private limited company (company number SC078255) incorporated on 7 April 1982, registered in Oban. Its registered activity is other research and experimental development on natural sciences and engineering (SIC 72190). Latest small accounts cover the period ending 30 June 2025, showing net assets of −£148k, with 2 employees on average. Net assets were unchanged on the prior period.

Peer position · net assets

By net assets it sits in the bottom quarter of 61 comparable companies in Glasgow (median £298, upper quartile £46k).

02

Ownership and control

2 active
  • Mr Nicholas George Teacher Dunlop
    Individual · since 6 April 2016
    • has significant influence or control
  • The Lomond Shipping Company Limited
    corporate entity, Scotland · since 6 April 2016
    • owns 25–50% of shares

Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.

03

Key dates

Incorporated
7 April 198244 yrs ago
Next accounts due
30 March 2027in 158 days
Confirmation statement due
21 April 2027in 180 days

Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.

04

Activity

SIC 72190
Other research and experimental development on natural sciences and engineering
Accounts type
Total Exemption Full
Size band
MicroCompanies Act thresholds
05

Financials

2 periods on record · latest ending 30 June 2025
Net assets
−£148k
vs Jun 2024
Cash at bank
Not reported
Turnover
Not reported
Employees
2
No changevs Jun 2024
Net assets
−£148k
Average employees
2
Filed accounts by period, newest first
Period endNet assetsCashDebtorsCreditors <1yTurnoverProfitEmployees
30 June 2025−£148k—£175———2
30 June 2024−£148k—£175———2

Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.

06

Filing and accounts signals

Facts from the register · no rating
  • Net assets below zeroNet assets £-148,168 at 30 June 2025
  • Incorporated five or more years agoIncorporated 7 April 1982

Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.

07

Timeline

Newest first
  1. Confirmation statement duein 180 days
  2. Next accounts duein 158 days
  3. Accounts period endNet liabilities £148k · small accounts
  4. Accounts period endNet liabilities £148k · small accounts
  5. Incorporated
08

Similar companies in Glasgow

Same activity (other research and experimental development on natural sciences and engineering), closest in incorporation date
09

Reminders for STEPPED PISTON ENGINES LIMITED

Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.

Source: Companies House register, snapshot 2026-08-31; accounts from the Companies House accounts data product. Open Government Licence v3.0. View on Companies House. Methodology · About · Markdown.