SONARDYNE INTERNATIONAL LIMITED

01299452
Active United Kingdom

Manufacture of electronic measuring, testing etc. equipment, not for industrial process control

388 employees website.com
Information technology, telecommunications and data Manufacture of electronic measuring, testing etc. equipment, not for industrial process control
S

SONARDYNE INTERNATIONAL LIMITED

01299452

Manufacture of electronic measuring, testing etc. equipment, not for industrial process control

Founded 21 Feb 1977 Active United Kingdom 388 employees website.com
Information technology, telecommunications and data Manufacture of electronic measuring, testing etc. equipment, not for industrial process control

Previous Company Names

SONARDYNE (WESTERN) LIMITED 21 Mar 1983 — 15 Jun 1992
SONARDYNE CONSULTANTS LIMITED 31 Dec 1980 — 21 Mar 1983
SONARDYNE MARKETING LIMITED 21 Feb 1977 — 31 Dec 1980
Accounts Submitted 2 Apr 2026 Next due 30 Sept 2026 3 months remaining
Confirmation Submitted 24 Sept 2025 Next due 7 Oct 2026 3 months remaining
Net assets £63M £22M 2025 year on year
Total assets £84M £27M 2025 year on year
Total Liabilities £21M £5M 2025 year on year
Charges 1
1 satisfied

Contact & Details

Contact

Telephone

0800 000 0000

Email

info@example.com

Website

www.example.com

Full company profile for SONARDYNE INTERNATIONAL LIMITED (01299452), an active information technology, telecommunications and data company based in United Kingdom. Incorporated 21 Feb 1977. Manufacture of electronic measuring, testing etc. equipment, not for industrial process control. View financials, directors, shareholders, and filings.

Business Summary

This company specializes in providing innovative solutions and services across multiple sectors.

Products & Services

consulting software analytics integration

Reports

Credit Report

In-depth credit score, financial analysis, risk assessment and company intelligence.

Financials

Financials

Period 1 Jan → 31 Dec 2025
Type full
Next accounts 31 Dec 2025
Due by 30 Sept 2026 3 months remaining

Balance Sheet & P&L (2014–2025)

Cash in Bank

£27.37M

Increased by £19.12M (+232%)

Net Assets

£63.20M

Increased by £21.59M (+52%)

Total Liabilities

£20.57M

Increased by £5.32M (+35%)

Turnover

£89.84M

Increased by £21.92M (+32%)

Employees

388

Increased by 79 (+26%)

Debt Ratio

25%

Decreased by 2 (-7%)

Financial History

Revenue, profit, EBITDA and key financial figures

2025
31 Dec Year End
2023
31 Dec Year End
P&L
Revenue
£142.3M
£128.7M
Gross Profit
£48.2M
£43.1M
Operating Profit
£22.4M
£19.8M
Net Profit
£18.1M
£15.9M
EBITDA
£31.5M
£28.2M
Assets
Cash
£24.7M
£21.3M
Total Assets
£89.4M
£82.1M
Liabilities
Total Liabilities
£45.2M
£41.8M
Key Metrics
Employees
1,247
1,156
Latest Revenue
£142.3M
Latest EBITDA
£31.5M
Cash Position
£24.7M

Funding

Fundraising & Grants

Grants 6

Investors (0)

No investor information available

Officers

Officers

0 active 3 resigned
Status

No officers found

No officers found

Shareholders

Shareholders (1)

Covelya Limited
100.0%

Persons with Significant Control

Persons with Significant Control (1)

1 Active 1 Ceased

Covelya Group Limited

United Kingdom

Active
Notified 31 Mar 2020
Nature of Control
  • Ownership Of Shares 75 To 100 Percent,voting Rights 75 To 100 Percent,right To Appoint And Remove Directors

Sonardyne Group Limited

Ceased 31 Mar 2020

Ceased

Group Structure

Group Structure

COVELYA GROUP LIMITED united kingdom
SONARDYNE INTERNATIONAL LIMITED Current Company

Charges

Charges

1 satisfied

Properties

Properties

4 freehold 1 leasehold 5 total
AddressTenurePrice PaidDate Added
Pier Cottage, Boringdon Road, Turnchapel, Plymouth (PL9 9XB) CITY OF PLYMOUTH
Leasehold£325,0001 Mar 2021
land lying to the north east of Vigo Lane, Yateley HART
Freehold-3 Dec 2012
Haven House, Galway Road, Blackbushe Business Park, Yateley (GU46 6GE) HART
Freehold-3 Dec 2012
land on the north west side of Unit B1, Blackbushe Business Park, Yateley HART
Freehold-3 Dec 2012
land at Blackbushe Business Park, Vigo Lane, Yateley HART
Freehold-31 Aug 2007
Pier Cottage, Boringdon Road, Turnchapel, Plymouth (PL9 9XB)
Leasehold £325,000
Added 1 Mar 2021
District CITY OF PLYMOUTH
land lying to the north east of Vigo Lane, Yateley
Freehold
Added 3 Dec 2012
District HART
Haven House, Galway Road, Blackbushe Business Park, Yateley (GU46 6GE)
Freehold
Added 3 Dec 2012
District HART
land on the north west side of Unit B1, Blackbushe Business Park, Yateley
Freehold
Added 3 Dec 2012
District HART
land at Blackbushe Business Park, Vigo Lane, Yateley
Freehold
Added 31 Aug 2007
District HART

Documents

Company Filings

DateCategoryDescriptionDocument
2 Apr 2026AccountsAnnual accounts made up to 31 Dec 2025
23 Feb 2026MortgageMortgage Satisfy Charge Full
24 Oct 2025OfficersChange to director Mr Simon Charles Partridge on 15 Oct 2025
24 Sept 2025Confirmation StatementConfirmation statement made on 23 Sept 2025 with no updates
4 Sept 2025AccountsAnnual accounts made up to 31 Dec 2024
2 Apr 2026 Accounts

Annual accounts made up to 31 Dec 2025

23 Feb 2026 Mortgage

Mortgage Satisfy Charge Full

24 Oct 2025 Officers

Change to director Mr Simon Charles Partridge on 15 Oct 2025

24 Sept 2025 Confirmation Statement

Confirmation statement made on 23 Sept 2025 with no updates

4 Sept 2025 Accounts

Annual accounts made up to 31 Dec 2024

Recent Activity

Latest Activity

Annual accounts made up to 31 Dec 2025

2 months ago on 2 Apr 2026

Mortgage Satisfy Charge Full

4 months ago on 23 Feb 2026

Change to director Mr Simon Charles Partridge on 15 Oct 2025

8 months ago on 24 Oct 2025

Confirmation statement made on 23 Sept 2025 with no updates

9 months ago on 24 Sept 2025

Annual accounts made up to 31 Dec 2024

9 months ago on 4 Sept 2025