ActiveSC659093Private limited companyGlasgow

SOUTHSIDE MARINE LTD

Significant control: Gareth Mathias (75–100%)

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From public filings as at 31 Aug 2026; may contain errors or be out of date.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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What does Southside Marine Ltd sell?

Registered activity: Other professional, scientific and technical activities n.e.c. (SIC 74909). 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

SOUTHSIDE MARINE LTD is an active private limited company (company number SC659093) incorporated on 14 April 2020, registered in Glasgow. Its registered activity is other professional, scientific and technical activities n.e.c. (SIC 74909). Latest small accounts cover the period ending 30 April 2025, showing net assets of £1,088 and cash of £2,241, with 1 employee on average. Net assets rose 411% on the prior period (£213).

Peer position · net assets

By net assets it sits in the lower half of 938 comparable companies in Glasgow (median £5,492, upper quartile £53k).

02

Ownership and control

1 active
  • Mr Gareth Mathias
    Individual · since 14 April 2020
    • owns 75–100% of shares
    • holds 75–100% of voting rights
    • can appoint or remove directors

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
14 April 20206 yrs ago
Next accounts due
30 January 2027in 97 days
Confirmation statement due
28 April 2027in 185 days

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

04

Activity

SIC 74909
Other professional, scientific and technical activities n.e.c.
Accounts type
Total Exemption Full
Size band
MicroCompanies Act thresholds
05

Financials

2 periods on record · latest ending 30 April 2025
Net assets
£1,088
+411%vs Apr 2024
Cash at bank
£2,241
−38%vs Apr 2024
Turnover
Not reported
Employees
1
No changevs Apr 2024
Net assets
£1,088
Cash at bank
£2,241
Average employees
1
Filed accounts by period, newest first
Period endNet assetsCashDebtorsCreditors <1yTurnoverProfitEmployees
30 April 2025£1,088£2,241£3,029———1
30 April 2024£213£3,641£3,548———1
Cash per employee£2,241Cash ÷ average employees

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 above zeroNet assets £1,088 at 30 April 2025
  • Net assets up 10% or more on the prior period+410.8% vs prior period
  • Incorporated five or more years agoIncorporated 14 April 2020

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 185 days
  2. Next accounts duein 97 days
  3. Accounts period endNet assets £1,088 · small accounts
  4. Accounts period endNet assets £213 · small accounts
  5. Incorporated
08

Similar companies in Glasgow

Same activity (other professional, scientific and technical activities n.e.c.), closest in incorporation date
09

Reminders for SOUTHSIDE MARINE LTD

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.