Active14344519Private limited companyNorthampton

SEALSENSE LTD

Significant control: Brian Johnson (25–50%), Duncan Norman Valentine (25–50%) and 1 more

From public filings as at 31 Aug 2026; may contain errors or be out of date.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

Registered activity: Manufacture of electronic measuring, testing etc. equipment, not for industrial process control (SIC 26511). We’re building product and service lists for UK companies. Get this one when it’s ready.

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Summary

Generated from filed data · no estimates

SEALSENSE LTD is an active private limited company (company number 14344519) incorporated on 8 September 2022, registered in Northampton. Its registered activity is manufacture of electronic measuring, testing etc. equipment, not for industrial process control (SIC 26511). Latest dormant accounts cover the period ending 30 September 2025, showing net assets of £90, with 0 employees on average. Net assets were unchanged on the prior period.

Peer position · net assets

By net assets it sits in the lower half of 889 comparable companies in the UK (median £28k, upper quartile £400k).

Ownership and control

3 active · 1 other

BJ
Dr Brian Johnson
Individual · since 8 September 2022
- owns 25–50% of shares
- holds 25–50% of voting rights
25–50%
DN
Mr Duncan Norman Valentine
Individual · since 8 September 2022
- owns 25–50% of shares
- holds 25–50% of voting rights
25–50%
Almax Limited
corporate entity, England · since 8 September 2022
- owns 25–50% of shares
- holds 25–50% of voting rights
25–50%
DT
Mr Dietmar Teismann
Individual · since 8 September 2022 · ceased 4 September 2026
- owns 25–50% of shares
- holds 25–50% of voting rights
25–50%

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.

Key dates

Incorporated: 8 September 20224 yrs ago
Next accounts due: 30 June 2027in 250 days
Confirmation statement due: 22 September 2027in 334 days

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

Activity

SIC 26511: Manufacture of electronic measuring, testing etc. equipment, not for industrial process control
Accounts type: Dormant
Size band: MicroCompanies Act thresholds

Financials

2 periods on record · latest ending 30 September 2025

Net assets

£90

No changevs Sept 2024

Cash at bank

Not reported

Turnover

Not reported

Employees

vs Sept 2024

Net assets

£90

Filed accounts by period, newest first
Period end	Net assets	Cash	Debtors	Creditors <1y	Turnover	Profit	Employees
30 September 2025	£90	—	£90	—	—	—	0
30 September 2024	£90	—	£90	—	—	—	0

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

Filing and accounts signals

Facts from the register · no rating

Net assets above zeroNet assets £90 at 30 September 2025
Incorporated two to five years agoIncorporated 8 September 2022

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.

Timeline

Newest first

22 Sept 2027Confirmation statement duein 334 days
30 Jun 2027Next accounts duein 250 days
30 Sept 2025Accounts period endNet assets £90 · dormant accounts
30 Sept 2024Accounts period endNet assets £90 · dormant accounts
08 Sept 2022Incorporated

Similar companies in Northampton

Same activity (manufacture of electronic measuring, testing etc. equipment, not for industrial process control), closest in incorporation date

All companies incorporated on 8 September 2022 · in Sept 2022.

Reminders for SEALSENSE LTD

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