CPV subcategory
71353100: Hydrographic surveying services
3 UK public contracts under 71353100 end in the next 18 months. Get the new tenders filed under it every weekday morning.
- 16
- Contracts since 2023
- 12
- Buyers
- 3
- Ending in 18 months
Hatched quarters fall only partly inside the next 18 months. Busiest whole quarter: Q4 2027.
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3 contracts under 71353100 ending in the next 18 months
The 3 ending soonest, with the supplier that holds each now. End dates come from the original award notices, so each one is a re-tender with a date on it.
| Contract | Buyer | Held by | Ends |
|---|---|---|---|
| Seabed Mapping framework 2022 | UK Hydrographic Office | 10 suppliers (framework) | Dec 2027in 1 year 1 month |
| Seabed Mapping framework 2022 | UK Hydrographic Office | 10 suppliers (framework) | Dec 2027in 1 year 1 month |
| Hydrographic Survey Services - extension | MCA - Maritime and Coastguard Agency | Njord Survey AB | Mar 2028in 1 year 5 months |
Coming up
Planned procurements under 71353100
Tenders buyers have said they will publish, from their Find a Tender pipeline notices, the soonest first.
Tender expected Oct 2027 (in 11 months)
Maritime and Coastguard Agency£16.5mContract starts Apr 2028
Get these when they are published30 days free
What 71353100 covers
CPV code 71353100 is "Hydrographic surveying services", a subcategory in the Common Procurement Vocabulary used to classify UK public sector contracts. It, or a more specific code beneath it, was used on 16 UK public contracts since 2023, awarded by 12 buyers, most often MCA - Maritime and Coastguard Agency and Maritime and Coastguard Agency. The typical contract was worth about £791k.
One of the 9,454 official CPV codes. Not sure it is the right one? Describe your work and the finder suggests the codes that match.
UK public contracts since 2023
How buyers use 71353100
- Contracts
- 16
- Buyers
- 12
- Typical value
- £791k
- Ending in 18 months
- 3
By year of award: 2023 5 · 2024 3 · 2025 3 · 2026 5. Figures as of 6 November 2026. Typical value is the median of single-supplier contracts with a published value (15).
Buyers using this code most
Suppliers winning most often
- Clinton Marine Survey AB2
- Clintons Marine AB1
- A-2-Sea Solutions Ltd1
- RAB Consultants Limited1
- Ridge And Partners LLP1
- Essex County Council, Place Services1
- Clintons Marine Survey AB1
- Jeremy Benn Associates Limited T/A JBA Consulting Limited1
Recent contracts under 71353100
| Contract | Buyer | Value | Awarded |
|---|---|---|---|
| UK5 - Transparency Notice | Defence Equipment and Support | £791k | Apr 20267 months ago |
| Hydrographic Survey Services - extension | MCA - Maritime and Coastguard Agency | £11m | Mar 20268 months ago |
| Hydrographic Surveys | TRINITY HOUSE | £48k | Aug 20251 year 3 months ago |
| MMF 2 - Mids Hub - Trent Surveys | Environment Agency | £366k | Aug 20251 year 3 months ago |
| Study and Mapping of Bodies of Water - S500504 | Norfolk County Council | £107k | Mar 20251 year 7 months ago |
| SS Richard Montgomery - Protection of Wrecks Act 1973 Section - Surveys | MCA - Maritime and Coastguard Agency | £1.0m | Apr 20242 years 7 months ago |
| SS Richard Montgomery - Protection of Wrecks Act 1973 Section 2 Surveys | Maritime & Coastguard Agency | £1.0m | Apr 20242 years 7 months ago |
| Ecology Support for Breckland District Council | Breckland District Council | £40k | Feb 20242 years 8 months ago |
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Where it sits
Codes above 71353100
- 71000000Architectural, construction, engineering and inspection services
- 71300000Engineering services
- 71350000Engineering-related scientific and technical services
- 71353000Surface surveying services
- 71353100Hydrographic surveying services
See the whole market in architecture and engineering contracts, with buyers, suppliers and contracts ending soon.
More specific
Codes beneath 71353100
None. 71353100 is as specific as the vocabulary goes for hydrographic surveying services.
Questions
About CPV code 71353100
What is CPV code 71353100?
CPV code 71353100 is "Hydrographic surveying services", a subcategory in the Common Procurement Vocabulary used to classify UK public sector contracts. It, or a more specific code beneath it, was used on 16 UK public contracts since 2023, awarded by 12 buyers, most often MCA - Maritime and Coastguard Agency and Maritime and Coastguard Agency. The typical contract was worth about £791k.
Which codes sit above and below 71353100?
71353100 sits under 71000000 (Architectural, construction, engineering and inspection services), then 71300000 (Engineering services), then 71350000 (Engineering-related scientific and technical services), then 71353000 (Surface surveying services). It has no more specific codes beneath it.
Who wins contracts under CPV code 71353100?
The suppliers named most often on UK public contracts under 71353100 since 2023 are Clinton Marine Survey AB (2), Clintons Marine AB (1), A-2-Sea Solutions Ltd (1). 20 different suppliers have won work under this code.
How do I get alerts for tenders using CPV code 71353100?
Add 71353100 to a Tender Radar profile, with keywords that describe your work. Each weekday morning you get the new UK public sector notices that match, scored for fit. Because codes cover the codes beneath them, adding 71353100 also catches notices classified under its more specific codes.
How to cite this data
Tender Radar (2026) CPV code 71353100: Hydrographic surveying services [Dataset]. Professor AI. Available at: https://tender-radar.co.uk/cpv-codes/71353100-hydrographic-surveying-services (Accessed: 7 November 2026).
Relative dates (such as “in 6 days”) count from 7 November 2026, when this page was built.
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