---
name: "YY Security Installations Limited"
supplier_id: "GB-FTS-167158"
organisation_scale: "sme"
total_awards: 1
total_spend_gbp: 281901
median_contract_gbp: 281901
lots_bid: null
lots_won: null
win_rate_pct: null
median_discount_pct: null
url: "https://tenderline.uk/suppliers/yy-security-installations-limited-coh-09075529"
generated: "2026-10-08T02:47:50.356Z"
machine_api: "https://tenderline.uk/api/public/suppliers/GB-FTS-167158/markdown"
---

# YY Security Installations Limited · UK Public Sector Contract Record

Source: [Tenderline](https://tenderline.uk/suppliers/yy-security-installations-limited-coh-09075529) — Official UK public procurement supplier dossier compiled from Find a Tender notices.

> **Tenderline Supplier Summary:** YY Security Installations Limited is a SME public sector supplier in the UK. Tracked in Tenderline with 1 published contract awards across official contracting authorities.

## Key Information
- **Supplier Name:** YY Security Installations Limited
- **Organisation Scale:** SME
- **Company Registration (CRN):** `GB-FTS-167158` (Find a Tender organisation id)
- **Total Published Awards:** 1
- **Primary Sector:** [Other services](https://tenderline.uk/sectors/other-services-98390000)
- **Company Status:** Active

- **Tenderline Record:** https://tenderline.uk/suppliers/yy-security-installations-limited-coh-09075529

## Market Volume & Benchmarks
- **Total Published Contract Spend:** £282k
- **Median Contract Value:** £282k

## Delivery Geography
- **Active Delivery Regions:** [Greater London](https://tenderline.uk/regions/london)

## Top Public Sector Clients
1. **[Transport for London](https://tenderline.uk/buyers/transport-for-london-GB-PPON-PHMT-6197-NWNZ):** 1 procedures

## Largest Contract Awards Won
Top public sector contracts awarded to this supplier:
1. **[Transport for London](https://tenderline.uk/buyers/transport-for-london-GB-PPON-PHMT-6197-NWNZ):** £282k · [Direct award for the management of locks and keys for London Underground Site](https://tenderline.uk/tenders/direct-award-for-the-management-of-locks-and-keys-for-london-underground-site-ocds-h6vhtk-05e5f9)

## Contract Expiries & Upcoming Recompetes
- **Active Contracts Ending in 18 Months:** 1

## Competitive Supplier Intelligence
> **Full Win-Loss & Award Analysis:** Complete historical contract timelines, pricing movement benchmarks, buyer relationship networks, and competitor analysis are available on Tenderline:
> [View complete YY Security Installations Limited public contract history on Tenderline](https://tenderline.uk/suppliers/yy-security-installations-limited-coh-09075529#contract-history)

## Provenance and Open Data
- **Data Source:** Official award notices published under the Open Government Licence v3.0 on Find a Tender Service.
- **Canonical Profile:** https://tenderline.uk/suppliers/yy-security-installations-limited-coh-09075529
- **Full Catalogue Machine Access:** https://tenderline.uk/llms.txt