Company profile
Sea-Kit International Ltd
Uncrewed Surface Vessel Design Build | SEA-KIT | Tollesbury
SEA-KIT designs and builds hi-tech USVs (uncrewed surface vessels) for the commercial, defence and security and luxury sectors. SEA-KIT over-the-horizon, long-range USV solutions reduce risk, carbon emissions and cost with remotely-controlled, multi-mission capability.
Corporate ownership
Updated 06 Jun 2026 16:52
Company events
Reference milestones and recent Companies House filing stream events.
Confirmation statement due
Confirmation DueNext confirmation statement due date
Accounts due
Accounts DueNext accounts due date
Confirmation statement filed
ConfirmationLast confirmation statement made up date
Accounts filed
AccountsLast accounts made up date
Incorporated
InceptionCompany registered at Companies House
Public funding
Projects
ZEPHR - Zero Emissions Ports Hydrogen Refilling Survey Vessel
1 Oct 2023 to 31 Mar 2028
ZE H-Class Ocean USV
1 Jan 2023 to 31 Aug 2023
Continuing our efforts to help the UK meet its emissions targets of reduction of GHGs from shipping by at least 50% by 2050, SEA-KIT (SK) and Bramble Energy (BE) are partnering again in this CMDC2 project to design a 12m uncrewed surface vessel (USV) that is powered entirely by hydrogen using Bramble's patented PCBFC technology. The hydrogen fuel will use...
Marinization and Installation of PCB Hydrogen Fuel Cell into Unmanned Surface Vessel for Demonstration
1 Sep 2021 to 31 Mar 2022
SEA-KIT's proposed project - Clean Maritime Demonstration Competition – Strand 2 is the design, build and testing of a new and novel hydrogen fuel cell engineered by Bramble Energy and modification of an existing Uncrewed Surface Vessel (USV) to enable installation of the fuel cell as a replacement to the existing diesel engine and demonstrate a route to ...