---
title: "Entity Resolution Service"
ocid: "ocds-b5fd17-436293fa-73b1-48f7-8de4-e9bef084ef67"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-b5fd17-436293fa-73b1-48f7-8de4-e9bef084ef67"
markdown_url: "https://d3tenders.com/contract/ocds-b5fd17-436293fa-73b1-48f7-8de4-e9bef084ef67.md"
json_url: "https://d3tenders.com/contract/ocds-b5fd17-436293fa-73b1-48f7-8de4-e9bef084ef67.json"
source: "Contracts Finder"
current_stage: "Award"
buyer: "H M REVENUE & CUSTOMS"
published: "2026-05-13"
---

# Entity Resolution Service

Buyer: H M REVENUE & CUSTOMS  
Current stage: Award  
OCID: ocds-b5fd17-436293fa-73b1-48f7-8de4-e9bef084ef67

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-b5fd17-436293fa-73b1-48f7-8de4-e9bef084ef67)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-b5fd17-436293fa-73b1-48f7-8de4-e9bef084ef67.json)

## Summary

H M Revenue & Customs has completed an award for the provision of an Entity Resolution Service under the title "Entity Resolution Service". The contract falls under the software package and information systems category within IT services. The procurement process was conducted through a selective method, being a call-off from the Vertical Applications Solutions Framework (RM6259) Lot 5. The contract, awarded to Quantexa Ltd, is valued at GBP 175,000,000 and covers a contract period from 31 March 2026 to 30 March 2034. The service will support enterprise-unrestricted entity resolution software and includes associated professional services for operation and in-life changes across the United Kingdom.

This tender presents opportunities for large-scale IT and software companies capable of delivering sophisticated software and professional services. The contract's sizeable value and long duration suggest opportunities for sustained business growth and partnership with a key governmental department. Companies with expertise in software development, consulting, and Internet support services are particularly well-suited to engage with similar opportunities in this industry category. The procurement process through a selective method signifies a focus on quality and performance, favouring businesses with a proven track record in similar frameworks.

## Notice

The contract is for the provision of Enterprise-unrestricted Entity Resolution software, with associated Professional Services to support run and in-life change. This is a Call-Off from the Vertical Applications Solutions Framework (RM6259) Lot 5. The Contract Term is for 8 years, with up to 24 months extension options.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Contracts Finder |
| Latest notice | https://www.contractsfinder.service.gov.uk/Notice/e93c3a1d-49cf-464d-9a87-4d471f94890a |
| Notice type | Award Notice |
| Procurement type | Framework |
| Procurement category | Services |
| Procurement method | Selective |
| Procurement method details | Call-off from a framework agreement |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 13 May 2026 |
| Submission deadline | 1 Mar 2026 |
| Future notice date | Not specified |
| Award date | 29 Mar 2026 |
| Contract period | 30 Mar 2026 - 30 Mar 2034 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £175,000,000 |
| Lots value | Not specified |
| Awards value | £175,000,000 |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Not specified |
| Awards status | Active |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | H M REVENUE & CUSTOMS |
| Locality | LONDON |
| Post town | South West London |
| Postcode | SW1A 2BQ |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI3 Inner London - West |
| ITL 3 | TLI35 Westminster and City of London |
| Local authority | Westminster |
| Electoral ward | St James's |
| Westminster constituency | Cities of London and Westminster |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | QUANTEXA |

## CPV Codes

### Divisions

- 48 - Software package and information systems
- 72 - IT services: consulting, software development, Internet and support

### Codes

- 48000000 - Software package and information systems
- 72000000 - IT services: consulting, software development, Internet and support

## Release History

- 13 May 2026 at 15:03 - Award - Award Notice - https://www.contractsfinder.service.gov.uk/Notice/e93c3a1d-49cf-464d-9a87-4d471f94890a

## Documents

- https://www.contractsfinder.service.gov.uk/Notice/e93c3a1d-49cf-464d-9a87-4d471f94890a
  13th May 2026 - Awarded contract notice on Contracts Finder
- https://www.contractsfinder.service.gov.uk/Notice/Attachment/20cddd59-1852-4dc0-a1f7-d0305c787619
  Call-Off Contract - Signed Redated Version Contains Call-Off Order Form and focussed schedules. Additional Call-Off and Framework Terms as per RM6259 Vertical Applications Solutions Framework

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-b5fd17-436293fa-73b1-48f7-8de4-e9bef084ef67. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-b5fd17-436293fa-73b1-48f7-8de4-e9bef084ef67.json.