Autonaut Limited

Active08151940 Private limited company
Incorporated
20 July 2012 (14 years)
Previously known as
Most (Autonomous Vessels) Limited (until 12 August 2016)
Industry
Other professional, scientific and technical activities n.e.c. (74909)
Accounts type
Small
Region
South West
Address
Bradworthy Industrial Estate Langdon Road
Bradworthy
Holsworthy
EX22 7SF

Filing status

Accounts due
28 February 2027
Last accounts
31 May 2025
Conf. stmt due
29 August 2027
Last conf. stmt
15 August 2026

Charges

Total
1
Outstanding
0
Part satisfied
0
Satisfied
1

Officers 3 active

Officer details are public data from the Companies House register.

Director · Appointed 18 January 2021
British
Born April 1974 (52)
Wyatt, Roy
Director · Appointed 28 July 2016
British
Born March 1950 (76)
Director · Appointed 20 July 2012
British
Born April 1952 (74)
Officer history (10 former)
7 January 2026
Resigned Burnett, Mark John as Director
7 June 2025
Resigned Poole, Michael Crawford as Director
9 February 2023
Resigned Nichols, Samantha as Director
31 May 2022
Resigned Cole, Simon Jonathan as Director
28 January 2022
Resigned Bromley, Peter Colin Stuart as Director
11 June 2021
Resigned Hamer, Keith William as Director
18 January 2021
Appointed Ellison, Paula as Director
14 October 2019
Resigned Maclean, Anne Juliet as Secretary
6 February 2019
Appointed Nichols, Samantha as Director
20 December 2018
Appointed Bromley, Peter Colin Stuart as Director
20 December 2018
Appointed Burnett, Mark John as Director
28 July 2016
Appointed Cole, Simon Jonathan as Director
28 July 2016
Appointed Hamer, Keith William as Director
28 July 2016
Appointed Wyatt, Roy as Director
27 July 2016
27 July 2016
Resigned Griffiths, Gwyn, Professor as Director
26 July 2016
20 September 2013
Appointed Griffiths, Gwyn, Professor as Director
13 November 2012
Appointed Poole, Michael Crawford as Director
13 November 2012
20 July 2012
Appointed Maclean, David James as Director
20 July 2012
20 July 2012
Appointed Maclean, Anne Juliet as Secretary

Ownership 1 active

People and entities with significant control, from the Companies House PSC register

Corporate entity · Notified 28 July 2016
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Limited By Shares
Reg. no. 10210943
Former controllers (8)
25 August 2022
Ceased Mark John Burnett — Has significant influence or control
25 August 2022
Ceased Peter Colin Stuart Bromley — Has significant influence or control
25 August 2022
Ceased Michael Crawford Poole — Has significant influence or control
25 August 2022
Ceased Keith William Hamer — Has significant influence or control
25 August 2022
Ceased Roy Wyatt — Has significant influence or control
25 August 2022
Ceased David James Maclean — Has significant influence or control
31 May 2022
Ceased Simon Jonathan Cole — Has significant influence or control
27 July 2016
Ceased Michael Crawford Poole — Owns 25–50% of shares

Group structure 9 companies

Ownership group derived from the Companies House PSC register

Ashridge Engineering Limited Owns 75–100% of shares
Ashridge Monitoring Limited Owns 75–100% of shares
Autonaut Limited This company Owns 75–100% of shares
Seiche Environmental Ltd Owns 75–100% of shares
Seiche Limited Owns 75–100% of shares
Seiche Measurements Limited Owns 75–100% of shares
Seiche Operations Ltd Owns 75–100% of shares
Seiche Training Limited Owns 75–100% of shares

Financials

Balance sheet as at 31 May 2025 · small accounts

Net Assets
£538
Cash
£385
Profit
£598,827
Current Ratio
1.5x
Return on Equity
111306%

Trend

Net Assets
(£1.0M) (£500k) £0 £500k 2024 2025 (£598,289) £538
Balance sheet detail
202520242023202220212020
Fixed Assets£0£104,127£281,356£520,493£522,078£318,192
Current Assets£1,679£474,634£431,568£871,152£390,047£291,190
Debtors£1,294£79,834£347,583£834,628£131,180£162,875
Cash£385£253,616£43,302£23,777£186,008£122,390
Creditors (< 1 year)£1,141£1,171,854£950,883£1,277,942£780,071£598,077
Creditors (> 1 year)£0£5,196
Net Current Assets(£406,790)(£390,024)(£306,887)
Net Assets£538(£598,289)
Shareholder Funds£538(£598,289)(£237,959)£113,703£132,054£11,305

Filings 136

DateDescriptionMade Up ToPagesPDF
1 September 2026Confirmation statement with no updates15 August 2026
10 March 2026Accounts for a small company31 May 2025
8 January 2026Termination of appointment of a director
1 September 2025Confirmation statement with updates15 August 2025
20 June 2025Termination of appointment of a director
Show all 136 filings

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