Search UK public tenders and contract notices

Marine Research Vessel Refit, Maintenance, Equipment and Support Services Framework

National Oceanography Centre · Other public body · Nationwide (UK)

The National Oceanography Centre (NOC) is looking to establish an open framework for the refit, maintenance, equipping and sustainment of its operational research vessels, including RRS James Cook and RRS Discovery, together with associated…

• Engineering services
• Fishing, emergency and other special vessels
• Installation services of equipment for measuring, checking, testing and navigating
• +3

Refit of MRV Alba na Mara

Scottish Government · Nationwide (UK)

Marine Directorate invites tenders for the refitting of its vessel, MRV Alba na Mara, over the next three years.

• Marine patrol vessels
• Repair, maintenance and associated services related to marine and other equipment

Framework Agreement for the Maintenance and Repair of Navigation and Communication Equipment

Scottish Government · Nationwide (UK)

The Scottish Government, through Marine Directorate (MD) invites tenders from suitable contractors to supply a Framework Pricing Agreement for planned maintenance, call out repair and replacement of its navigational and communication equipm…

• Repair, maintenance and associated services related to marine and other equipment

Maintenance & Repair of Vessel Propulsion Drives

Scottish Government · Yorkshire and the Humber

The Scottish Ministers acting through Marine Directorate invites tenders from suitably qualified suppliers to undertake annual health checks of the propulsion drives fitted on its compliance vessels; MPV Jura, MPV Minna and MPV Hirta.

Awarded to New Start Energy

• Repair and maintenance services
• Repair and maintenance services of ships
• Repair, maintenance and associated services related to marine and other equipment
• +1

Ramsgate Royal Harbour Mechanical Dredging

Thanet District Council · Local authority · South East England

For the provision of regular Mechancial Dredging services at Ramsgate Royal Harbour to ensure the entrance and other areas of the marina remain open and clear for vessels to transit. Due to the nature of the sea bed in these areas mechanica…

Awarded to Exmouth Marine Limited · 2 awards

• Construction work
• Construction work for water projects
• Marine construction works
• +3

Supply and Delivery of Road Maintenance Supply Products

Department for Infrastructure · Central government · delivery region not published

DfI TRAM & Rivers have a requirement for the supply and delivery of road maintenance products. The list of maintenance product items have been grouped into the following broad categories: Cement Products, Drainage Products, Fencing Products…

• Construction structures and materials; auxiliary products to construction (except electric apparatus)
• Repair and maintenance services for pumps, valves, taps and metal containers and machinery
• Repair, maintenance and associated services related to marine and other equipment
• +3

ID 6231332 - National Museums NI - Conservation and Restoration of Maritime Collections

National Museums Northern Ireland (NMNI) · Other public body · Northern Ireland

National Museums NI seeks to appoint an ICON-accredited (ACR status or equivalent) Supplier to undertake conservation on each of the four priority maritime vessels Mary Joseph, Children’s Hope, The Fancy and The Result. The conservation wor…

• Conversion services of ships
• Demolition services of ships
• Library, archives, museums and other cultural services
• +3

Maintenance and Repair of Air Circuit Breakers

Scottish Government · Nationwide (UK)

The Scottish Ministers acting through Marine Directorate invites tenders from suitably qualified suppliers to provide Air Circuit Breaker (ACB) maintenance, conduct an annual health check of low voltage (LV) switchboards, and undertake any …

Awarded to NJC Power Limited

• Repair and maintenance services
• Repair and maintenance services of ships
• Repair, maintenance and associated services related to marine and other equipment
• +1

ANDBC Tender for the Provision of Marine Work Services

Ards and North Down Borough Council · Local authority · delivery region not published

Tenders are sought by Ards and North Down Borough Council (the Council) for the Provision of Marine Work Services. The Council currently operate 5 harbours - Groomsport, Donaghadee, Ballywalter, Ballyhalbert and Cook St. Portaferry. In addi…

• Marine services
• Marine-base support services
• Repair, maintenance and associated services related to marine and other equipment

Survey and Coding Certification for BSC RHIBs

Home Office · Central government · delivery region not published

This is notice of a planned procurement opportunity to perform the annual MCA Workboat survey and issue of MCA Workboat Code 3 certifications for each Border Security Command (BSC) RHIB for a full five-year certification period. This notice…

• Boats
• Marine patrol vessels
• Repair, maintenance and associated services related to marine and other equipment

Woolwich Ferry Linkspan Maintenance

Transport for London · Other public body · Greater London

Transport for London (TfL) are looking to explore the market to establish the interest and appetite for suppliers to deliver maintenance service to Woolwich Ferry (WF) Linkspan systems. The linkspans at the south and north terminals provide…

• Access ramps
• Repair, maintenance and associated services related to marine and other equipment

Construction Professional Services Lot 1

The Minister for the Cabinet Office acting through Government Commercial Agency · Central government · Nationwide (UK), East Midlands, East of England, Greater London

Commercial Support

Awarded to AECOM LIMITED, ARCADIS CONSULTING (UK) LIMITED, AtkinsRéalis UK Ltd +10 more · 20 awards

• Advisory and consultative engineering services
• Advisory architectural services
• Airport engineering services
• +3

Servicing of Generator Couplings for MRV Scotia

Scottish Government · Scotland

The Scottish Ministers acting through Marine Directorate invites tenders for the servicing of three generator couplings on the marine research vessel (MRV) Scotia.

Awarded to Quartzelec

• Couplings
• Generator units
• Generators
• +3

Project 18763 One Year Maintenance Solution for Border Force MST RHIBs

Home Office · Central government · Nationwide (UK)

This is a Tender Notice for potential bidders offering the opportunity to bid for a One-Year Maintenance contract for the seven Border Force RHIBS. The dates that the vessels will need to be maintained are 21 July 2025 to 20 July 2026. The …

Awarded to Balaena Ltd

• Repair, maintenance and associated services related to marine and other equipment
• Ships and boats

In-Service Support for Main Circulating Water Pumps (MCWP)

Submarine Delivery Agency · Central government · Nationwide (UK)

The planned procurement shall provide in-service support for Main Circulating Water Pumps (MCWPs) on board naval submarines. The primary body of work required will be the repair and refurbishment of existing pumps, for which it is essential…

• Cooling-water pumps
• Repair, maintenance and associated services related to marine and other equipment
• Water pumps

CEFAS25-07 Travel Management Services

CENTRE FOR ENVIRONMENT, FISHERIES AND AQUACULTURE SCIENCE · Nationwide (UK)

This is a call-off through CCS RM6342 Travel, Transport, Accommodation and Venue solutions lot 2. Cefas requires a new travel management solution to enable the organisation to make booking travel simpler, safer, more effective and sustainab…

Awarded to Clarity Travel Limited, See Contracts Finder Notice for full supplier list · 3 awards

• Accommodation and office services
• Accommodation management services
• Accommodation services
• +3

Supply, Installation, Commission and Support of a Ship Bridge Simulation System

North East Scotland College · Education · Scotland

Invitation to tender for the Supply, Installation, Commission and Support of a Ship Bridge Simulation System to the Scottish Maritime Academy at Peterhead, Aberdeenshire as per the ITT documentation

• Installation services (except software)
• Repair, maintenance and associated services related to marine and other equipment
• Ship bridge simulators
• +2

Marine In-Service Support

ENVIRONMENT AGENCY · Other public body · Nationwide (UK)

Defra Group Fleet Services (DGFS) are responsible for operating the safest, greenest, most cost-effective fleet assets across the Defra Group. DGFS manage both commercial and plant fleet assets, including the procurement and disposal of veh…

Awarded to Plymouth Marine Ltd · 2 awards

• Ferry repair services
• Hire of boats with crew
• Reconditioning services of ships or boats
• +3

DAERA - The inspection, maintenance, servicing and repair of boats, associated trailers and outboard engines for EMFG Inland Fisheries

Department of Agriculture Environment and Rural Affairs · Central government · Northern Ireland

DAERA Inland Fisheries, part of the Environment, Marine and Fisheries Group, operates a fleet of vessels, trailers and outboard engines across Northern Ireland to support statutory duties under the Fisheries Act (NI) 1966, including protect…

Awarded to McAleese Marine

• Reconditioning services of ships or boats
• Repair and maintenance services
• Repair, maintenance and associated services related to marine and other equipment

Maintenance & Repair of Vessel Propulsion Drives

Scottish Government · Yorkshire and the Humber

The Scottish Ministers acting through Marine Directorate invites tenders from suitably qualified suppliers to undertake annual health checks of the propulsion drives fitted on its compliance vessels; MPV Jura, MPV Minna and MPV Hirta.

Awarded to supplier not published

• Repair and maintenance services
• Repair and maintenance services of ships
• Repair, maintenance and associated services related to marine and other equipment
• +1

Maintenance & Servicing on Refridgeration Plant on Vessels

Scottish Government · Scotland

The Scottish Ministers invites tenders for the provision of all maintenance and servicing of the air conditioning and refrigeration plant on five of its vessels (MPV Jura, MPV Hirta, MPV Minna, MRV Scotia and MRV Alba na Mara) that operate …

• Electrical services
• Mechanical and electrical engineering services
• Repair and maintenance services
• +3

Refit of MRV Scotia

Scottish Government · Nationwide (UK)

The Scottish Ministers, Marine Directorate invites tenders for the refitting of its vessel, MRV Scotia over the next three years.

Awarded to Dales Marine Services

• Repair and maintenance services
• Repair and maintenance services of ships
• Repair, maintenance and associated services related to marine and other equipment
• +1

DMARINE - Vessel Monitoring & Power Management System

Scottish Government · Scotland

The Scottish Government has awarded a contract for the design, supply, installation, and commissioning of a replacement Vessel Management System (VMS), incorporating Power Management System (PMS) functionality, onboard Marine Scotland’s MPV…

Awarded to Control Room Solutions

• Marine patrol vessels
• Repair and maintenance services
• Repair and maintenance services of ships
• +1

Maintenance of Engines, Propulsion Systems and Associated Equipment for Marine Vessels

Scottish Government · Scotland

1.1 The Scottish Ministers wish to set up a service contract which will provide maintenance for engines, propulsion system and associated equipment for four of these vessels including the supply of all spare parts required for scheduled mai…

Awarded to Wartsila UK Ltd · 2 awards

• Installation services of marine engines
• Marine services
• Repair and maintenance services
• +3

ID 6221637 - AFBI - Supply, Delivery, Software Support and Warranty of Integrated Freshwater Data Buoys and Monitoring Hardware

Agri-Food and Biosciences Institute (AFBI) · Central government · Northern Ireland

AFBI requires the supply and delivery of 5 data buoys with associated sensor packages, and 7 stand-alone Temperature and Dissolved Oxygen Loggers. Both the integrated data buoys and the temperature DO loggers will require appropriate softwa…

Awarded to RS Aqua Ltd, TechWorks Marine Limited · 2 awards

• Buoy maintenance services
• Buoy marking services
• Buoy positioning services
• +3

Preliminary Market Engagement Questionnaire - Floating Bridge (Chain Ferry) Cowes / East Cowes

Isle of Wight Council · Local authority · South East England

The Isle of Wight Council (the Council) has resolved to replace the current Cowes Floating Bridge 6 chain ferry, which serves the communities of Cowes and East Cowes with a new vessel that meets improved performance standards and reduces th…

• Architectural, engineering and planning services
• Engineering design services for the construction of civil engineering works
• Ferry transport services
• +3

Vessel Engine - Maintenance, Servicing and Spares

Transport for London · Other public body · Greater London

Transport for London is seeking a supplier to provide Maintenance, Servicing and Spares provision for the newly to be installed QSK19 Vessel engines at Woolwich Ferry. The contract is expected to commence in June 2026 and last for up to 5ye…

• Engines and engine parts
• Repair, maintenance and associated services related to marine and other equipment

Maintenance and Repair of Air Circuit Breakers

Scottish Government · Nationwide (UK)

The Scottish Ministers acting through Marine Directorate invites tenders from suitably qualified suppliers to provide Air Circuit Breaker (ACB) maintenance, conduct an annual health check of low voltage (LV) switchboards, and undertake any …

Awarded to supplier not published

• Repair and maintenance services
• Repair and maintenance services of ships
• Repair, maintenance and associated services related to marine and other equipment
• +1

Hydraulic Systems Maintenance for Floating Bridge 6 REVISED

Isle of Wight Council · Local authority · South East England

The Authority invited response to this Invitation to Tender (ITT) from suitably qualified suppliers ("Suppliers") for the provision of Hydraulic Systems Maintenance for Floating Bridge 6 REVISED. This supersedes the project DN777474 which w…

Awarded to ADAMS PRECISION HYDRAULICS LIMITED

• Repair, maintenance and associated services related to marine and other equipment

Defence Marine Services - Supply and Maintenance of Authority Moorings, Markers and Targets

Ministry of Defence · Central government · Nationwide (UK), North East England, North West England, South East England, South West England, Wales (Cymru)

Supply and Maintenance of Authority Moorings, Markers and Targets

Awarded to Briggs Marine Contractors Limited

• Anchor handling services
• Buoy maintenance services
• Buoy marking services
• +3

Towage to Dry Dock of MPV Jura

Scottish Government · Yorkshire and the Humber

The Scottish Ministers, Marine Directorate has a requirement for the towage of the MPV Jura, currently berthed in Albert Dock, Hull, to the UK Docks Repair Yard on the River Tees for repair of vessel. The vessel’s Controller Pitch Propellor…

Awarded to Svitzer Marine Limited

• Repair and maintenance services
• Repair and maintenance services of ships
• Repair, maintenance and associated services related to marine and other equipment
• +1

Overhaul of Generator Engine for MPV Jura

Scottish Government · Nationwide (UK)

The Scottish Ministers, Marine Directorate invites tenders to undertake a full major overhaul of the Volvo Penta TAMD165C generator engine aboard the vessel MPV Jura.

Awarded to Royston Ltd

• Repair and maintenance services
• Repair, maintenance and associated services related to marine and other equipment
• Vessel repair services

NLV Pharos Rib Davit Repairs

Northern Lighthouse Board · Central government · Scotland

Looking for an experienced approved supplier to supply parts and carry out repairs on our Rib Davit, on our ship NLV Pharos. The current Davit on our NLV Pharos Rib is out of service as a result of a recent mandatory inspection and cannot b…

Awarded to Palfinger Uk Marine Ltd

• Marine equipment
• Repair, maintenance and associated services related to marine and other equipment

Emergency Repair to MPV Jura Tailshaft Seal

Scottish Government · Yorkshire and the Humber

The Scottish Ministers, Marine Directorate has a requirement for an emergency dry docking to allow rudder removal and shaft withdrawl for renewal of stern seal housing.

Awarded to UK DOCKS MARINE SERVICES LIMITED

• Repair and maintenance services
• Repair and maintenance services of ships
• Repair, maintenance and associated services related to marine and other equipment
• +1

DMARINE - Vessel Monitoring and Alarm System for MRV Scotia

Scottish Government · Scotland

The Scottish Government has awarded a contract for a requirement to place a contract with an external service provider for the replacement of a vessel monitoring and alarm system. MRV Scotia is currently fitted the G-MOWS (General Monitorin…

Awarded to SHIPS ELECTRONIC SERVICES LIMITED

• Marine patrol vessels
• Repair and maintenance services
• Repair and maintenance services of ships
• +1

SU160(25) Contract Details Notice for the supply of Fisheries Monitoring Equipment including Acoustic Tags and Receivers for Fish Tracking Programme

Swansea University · Education · Wales (Cymru)

Contract Details Notice of SU160(25) Contract with RS Aqua Ltd for the supply of Fisheries Monitoring Equipment including Acoustic Tags and Receivers for Fish Tracking Programme signed 30th October 2025

Awarded to RS Aqua Ltd

• Acoustic devices
• Aquatic products
• Marine research services
• +3

Planned vessel maintenance - HMC Valiant MSER

Home Office · Central government · Nationwide (UK)

This is notice of a planned procurement opportunity to perform Planned Maintenance and Safety Equipment Recertification (MSER) for the Border Force Patrol Vessel HM Cutter Valiant. The work will be needed between 10th November 2025 and 3rd …

Awarded to Southamption Marine Services Ltd

• Marine patrol vessels
• Repair, maintenance and associated services related to marine and other equipment

AtoN & Moorings - Maintenance & Repair

Caledonian Maritime Assets Ltd (Utility) · Scotland

CMAL wish to appoint a sole supplier in respect of provision of maintenance and repair services for Aids to navigation, swinging and ground moorings.

Awarded to Alchemy Plant & Contracting Ltd

• Repair, maintenance and associated services related to marine and other equipment

Refit of MPV Jura, Minna & Hirta

Scottish Government · Nationwide (UK)

The Scottish Ministers, Marine Directorate invites tenders for the refitting of its vessels, MPV Jura, Minna & Hirta, over the next three years. The requirement will involve four dry dock refits and five wet dock refits during the periods w…

Awarded to Dunston (Ship Repairs) Ltd

• Repair and maintenance services
• Repair and maintenance services of ships
• Repair, maintenance and associated services related to marine and other equipment

Appointment of Caulking Works for HMS Trincomalee (2025)

Royal Navy Museums · Central government · North East England, North West England, Yorkshire and the Humber, East Midlands, West Midlands, East of England

The NMRN are seeking to appoint a contractor to undertake caulking works to the upper deck of HMS Trincomalee in specific areas. The NMRN has already undertaken caulking work with our own dedicated shipwrights team, however, there is a requ…

Awarded to BUTLER TRADITIONAL WOODEN BOATS LIMITED

• Repair, maintenance and associated services related to marine and other equipment

Hydraulic Systems Maintenance for Floating Bridge 6

Isle of Wight Council · Local authority · delivery region not published

The Authority invites response to this Invitation to Tender (ITT) from suitably qualified suppliers (“Suppliers”) for the provision of Hydraulic Systems Maintenance for Floating Bridge 6. The Cowes Floating Bridge is an essential link that …

Awarded to supplier not published

• Repair, maintenance and associated services related to marine and other equipment

Defence Marine Services - Next Generation: Contract 2 - Inshore Support to Military Training, Testing and Evaluation

Ministry of Defence · Central government · Nationwide (UK), South East England, South West England, Wales (Cymru), Scotland

Inshore Support to Military Training, Testing and Evaluation

Awarded to Serco Limited

• Dive-support vessels
• Hire of boats with crew
• Hire of sea-going vessels with crew
• +3

Defence Marine Services - Next Generation: Contract 4 - Offshore Support to Military Training and Exercises

Ministry of Defence · Central government · Nationwide (UK), South East England, South West England, Scotland

The contract will provide discrete Defence Marine Services for Offshore Support to Military Training and Exercises in UK waters and select overseas territories. The services will be provided at various locations up to and including 100 naut…

Awarded to Serco Limited

• Dive-support vessels
• Hire of boats with crew
• Hire of sea-going vessels with crew
• +3

Marine Protective Coatings Inspections

CalMac Ferries Limited · Scotland

CalMac Ferries Ltd (CFL) is seeking to award a contract for fleet Protective Coatings Inspections to an Independent Marine Protective Coatings Inspection specialists organisation to undertake a vessel wide comprehensive and robust coating i…

• Marine research services
• Marine survey services
• Repair, maintenance and associated services related to marine and other equipment

Thickness Measurement Surveys

CalMac Ferries Limited · Scotland

Thickness Measurement Surveys

• Marine research services
• Marine survey services
• Repair, maintenance and associated services related to marine and other equipment

Refit of Sir John Murray

Scottish Government · Nationwide (UK)

The Scottish Government has a requirement to place a contract with an external service provider for the provision of Refit of Sir John Murray.

Awarded to Dunston (Ship Repairs) Ltd

• Repair and maintenance services
• Repair, maintenance and associated services related to marine and other equipment
• Vessel repair services

Maintenance of Bow and Stern Thrusters for MRV Scotia

Scottish Government · Scotland

The Scottish Ministers wish to set up a service contract which will provide maintenance for bow thruster and stern thruster system and associated equipment for its vessel, MRV Scotia, including the supply of all spare parts required for sch…

Awarded to Tees Components Ltd · 2 awards

• Repair and maintenance services of ships
• Repair, maintenance and associated services related to marine and other equipment
• Vessel repair services

Supply of Equipment for HMCG's Counter Pollution and Salvage Team

Maritime and Coastguard Agency · Nationwide (UK)

The Maritime and Coastguard Agency is the ‘National Competent Authority’ for pollution response in the UK, meaning it has a legally delegated authority to perform this function. As part of this response the Maritime and Coastguard Agency’s …

Awarded to Bond Horizons Ltd, Lamor Corporation, Prolectric Services Limited · 6 awards

• Electrical machinery, apparatus, equipment and consumables; lighting
• Generators
• Lightning-protection equipment
• +3

Maintenance and Repair of Fire Fighting Equipment & Life Saving Appliances

Scottish Government · Scotland

The Scottish Ministers, acting through Marine Directorate are looking to engage a supplier to provide the planned maintenance, repair and unplanned repair of its Fire Fighting Equipment and Life Saving Appliances on board the patrol and res…

Awarded to Draeger Safety UK Ltd, Survitec Group Ltd · 4 awards

• Life jackets
• Marine equipment
• Marine patrol vessels
• +1

Linkspans Maintenance Services 2025-2028

Argyll and Bute Council · Local authority · Scotland

Argyll and Bute Council are looking to appoint a contractor for planned maintenance / inspections and emergency call outs / repairs of Linkspans at: 1. Craignure (includes shore power transformer) 2. Campbeltown 3. Rothesay X 3 (includes a …

Awarded to RL ENGINEERING (INDUSTRIAL & MARINE)

• Harbour equipment maintenance services
• Repair, maintenance and associated services related to marine and other equipment