Competition with a shortlist
Competitive procedure with a selection stage: suppliers were shortlisted before being invited to bid.
Key facts
- Buyer
- Network Rail Infrastructure Ltd · Body governed by public law
- Suppliers
- Lingwood Security Management Limited SME, Black Diamond Security Ltd SME
- Value
- £70,000,000 across 2 lots
- Procedure
- Negotiated procedure with prior call for competition
- Sector
- Business services · Security services (CPV 79710000)
- Region
- London
- Official notice
- 049816-2026 on Find a Tender
- Timeline
-
- Contract date18 May 2026
- Published27 May 2026Published 9 days after the contract date
Description
Lot 1 – Lineside Patrolling encompasses predominantly mobile operatives patrolling a defined geographical area to act as a deterrent, report witnessed crimes and gather intelligence of crime hotspots or security weak points, acting on these where appropriate.
Lots in this award
| Lot | Supplier | Value |
|---|---|---|
| Southern Region Strategic Crime Intelligence, Security and Welfare Service | Lingwood Security Management Limited SME | £30m |
| Southern Region Strategic Crime Intelligence, Security and Welfare Service | Black Diamond Security Ltd SME | £40m |
About the suppliers
Lingwood Security Management Limited: every public contract they have won, plus their Companies House record (company 04170839).
Black Diamond Security Ltd: every public contract they have won.