OS Mastermap Renewal 2026

GreenSquareAccord
West Midlands
Direct award
13 March 2026 to 12 March 2027

Supply of licensed access to specific Ordnance Survey mapping datasets, specifically the OS MasterMap Topography Layer, OS AddressBase Core, and OS Imagery. This contract facilitates ongoing operational planning, geographic analysis, and data management activities for the organisation.

Open the official notice

Awarded value: Not published
Published: 12 March 2026
Awarded: 13 March 2026; Esri UK
Contract length: 12 months; Ends 12 March 2027

What the contract covers

Licensed access to mapping datasets

Provision of licensed Ordnance Survey mapping datasets including Topography Layer, AddressBase Core, and imagery for operational planning and geographic analysis.

Provide licensed access to the OS MasterMap Topography Layer
Provide licensed access to OS AddressBase Core
Provide licensed access to OS Imagery

Terms and requirements

Contract type: Licensed access to mapping datasets
Procedure: Direct award
Initial term: 12 months
Contract dates: 13 March 2026 to 12 March 2027
Certifications asked for: None stated
Lots: 1
Suitable for SMEs: Not stated
CPV codes: 48326100

Services in this contract

Earth observation and geospatial dataMain service£55k typicalLicensed OS MasterMap Topography and OS Imagery mapping datasets
Address data and gazetteer services£73k typicalLicensed OS AddressBase Core national address data

Lifecycle

Published
12 March 2026
Contract awardedto Esri UK
13 March 2026
Contract starts
13 March 2026
Contract ends
12 March 2027

The buyer

GreenSquareAccord

Type: Locked
Contracts, 24 months: Locked
Recorded value: Locked
Typical contract: Locked
Address validation contracts, 24 months: Locked

Buys most

Contact details

Email: Locked
Website: Locked
Address: Locked

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The supplier

Esri UK

Contracts won, 24 months: Locked
Value won, 24 months: Locked
Buyers, 24 months: Locked
Size: Locked
Companies House number: Locked

Main buyers

Contact details

Email: Locked
Website: Locked

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Cite this contract

Link: https://bidskim.com/tender/353900/os-mastermap-renewal-2026
Buyer reference: ocds-h6vhtk-0668b0
Open contracting ID: ocds-h6vhtk-0668b0
Last checked: 5 November 2026

GreenSquareAccord. OS Mastermap Renewal 2026. Contract award, 12 March 2026. BidSkim, https://bidskim.com/tender/353900/os-mastermap-renewal-2026 (accessed 5 November 2026).