Meet
Features
Solutions
Pricing
Sales Intelligence
Qualify prospects and connect with decision makers effortlessly
Research Companies & Directors
Make important decisions with absolute confidence
Create B2B Marketing Lists
Target and reach more of your ideal prospects than ever
Monitor Risks & Opportunities
Be the first to learn about changes in the companies that matter
Cleanse Your B2B Database
Instantly transform old records into new opportunities
Perform KYC Checks
Completely understand who you're working with
Discover New Businesses
Identify and connect with new companies as soon as they register
Company Credit Reports
See how companies are performing year–on–year and explore their debts
UPGRADE
Contact
Credit Report
Financials
People
Ownership
Latest Activity
Mutual Companies
Documents
Repayment History
Mainprize Offshore Ltd
Mainprize Offshore Ltd is an active company incorporated on 9 January 1979 with the registered office located in Scarborough, North Yorkshire. Mainprize Offshore Ltd was registered 46 years ago.
Watch Company
Status
Active
Active since
incorporation
Company No
01408138
Private limited company
Age
46 years
Incorporated
9 January 1979
Size
Medium
Turnover is under
£54M
Balance sheet is under
£27M
Confirmation
Submitted
Dated
6 June 2025
(3 months ago)
Next confirmation dated
6 June 2026
Due by
20 June 2026
(9 months remaining)
Last change occurred
2 months ago
Accounts
Submitted
For period
1 Apr
⟶
31 Mar 2024
(1 year)
Accounts type is
Medium
Next accounts for period
31 March 2025
Due by
31 December 2025
(3 months remaining)
Learn more about Mainprize Offshore Ltd
Contact
Address
Unit 18, Manor Court Manor Garth
Eastfield
Scarborough
YO11 3TU
England
Address changed on
14 Feb 2024
(1 year 6 months ago)
Previous address was
Unit 18 Manor Garth Eastfield Scarborough YO11 3TU England
Companies in YO11 3TU
Telephone
01723863803
Email
Available in Endole App
Website
Mainprizeoffshore.co.uk
See All Contacts
People
Officers
4
Shareholders
1
Controllers (PSC)
1
Sharon Marie Mainprize
Secretary • Director • Financial Coach • British • Lives in UK • Born in Oct 1973
Robert Gavin Marshall
Director • British • Lives in England • Born in Apr 1972
Mr Robert Rewcroft Mainprize JNR
Director • Master • British • Lives in England • Born in Aug 1974
Mainprize Midco Limited
PSC
See Key People
Shareholders, PSCs & Group Structure
See who truly controls a company with full PSC, Shareholder, and Group Structure exploration
See All Shareholders, PSCs & Group Structure
Mutual Companies
Offshore Ship Design And Consultants Ltd
Sharon Marie Mainprize, Mr Robert Rewcroft Mainprize JNR, and 1 more are mutual people.
Active
Mainprize Asia Ltd
Sharon Marie Mainprize, Mr Robert Rewcroft Mainprize JNR, and 1 more are mutual people.
Active
Mainprize Holdings Limited
Sharon Marie Mainprize, Mr Robert Rewcroft Mainprize JNR, and 1 more are mutual people.
Active
Project Summer Topco Limited
Sharon Marie Mainprize and Robert Gavin Marshall are mutual people.
Active
Project Summer Bidco Limited
Sharon Marie Mainprize and Robert Gavin Marshall are mutual people.
Active
Mainprize Midco Limited
Sharon Marie Mainprize and Robert Gavin Marshall are mutual people.
Active
Mainprize Offshore Two Ltd
Sharon Marie Mainprize and Robert Gavin Marshall are mutual people.
Active
Lights4fun Limited
Robert Gavin Marshall is a mutual person.
Active
See All Mutual Companies
Brands
Mainprize Offshore Ltd
Mainprize Offshore Ltd is a company that provides marine services and support to the offshore energy sector.
Financials
Net Assets, Total Assets & Total Liabilities (2015–2024)
Period Ended
31 Mar 2024
For period
31 Mar
⟶
31 Mar 2024
Traded for
12 months
Cash in Bank
£1.42M
Increased by £872K (+159%)
Turnover
£15.03M
Increased by £4.57M (+44%)
Employees
16
Increased by 3 (+23%)
Total Assets
£42.73M
Increased by £15.19M (+55%)
Total Liabilities
-£22.77M
Increased by £9.51M (+72%)
Net Assets
£19.96M
Increased by £5.68M (+40%)
Debt Ratio (%)
53%
Increased by 5.12% (+11%)
See 10 Year Full Financials
Latest Activity
Mr Robert Gavin Marshall Appointed
1 Month Ago on 25 Jul 2025
New Charge Registered
1 Month Ago on 9 Jul 2025
New Charge Registered
1 Month Ago on 9 Jul 2025
Confirmation Submitted
2 Months Ago on 9 Jun 2025
Medium Accounts Submitted
11 Months Ago on 26 Sep 2024
Confirmation Submitted
1 Year 2 Months Ago on 11 Jun 2024
New Charge Registered
1 Year 3 Months Ago on 17 May 2024
New Charge Registered
1 Year 3 Months Ago on 17 May 2024
New Charge Registered
1 Year 3 Months Ago on 17 May 2024
New Charge Registered
1 Year 3 Months Ago on 17 May 2024
Get Alerts
Get Credit Report
Discover Mainprize Offshore Ltd's Credit Score, how much credit you can offer them, and how likely they are to repay you
See All Credit Score & Limits
Documents
Appointment of Mr Robert Gavin Marshall as a director on 25 July 2025
Submitted on 25 Jul 2025
Registration of charge 014081380051, created on 9 July 2025
Submitted on 11 Jul 2025
All of the property or undertaking has been released from charge 014081380038
Submitted on 11 Jul 2025
Registration of charge 014081380050, created on 9 July 2025
Submitted on 11 Jul 2025
Confirmation statement made on 6 June 2025 with updates
Submitted on 9 Jun 2025
Accounts for a medium company made up to 31 March 2024
Submitted on 26 Sep 2024
Confirmation statement made on 6 June 2024 with no updates
Submitted on 11 Jun 2024
Registration of charge 014081380048, created on 17 May 2024
Submitted on 20 May 2024
Registration of charge 014081380047, created on 17 May 2024
Submitted on 20 May 2024
Registration of charge 014081380046, created on 17 May 2024
Submitted on 20 May 2024
Explore All Documents
Repayment History
Understand how businesses repay their debts and see how they're performing year‐on‐year
See All Charges & CCJs