---
name: "Keystone Yorkshire Ltd"
supplier_id: "GB-PPON:PLLM-4927-LHDT"
organisation_scale: "sme"
total_awards: 1
total_spend_gbp: 2992984.37
median_contract_gbp: 2992984.37
lots_bid: null
lots_won: null
win_rate_pct: null
median_discount_pct: -8
url: "https://tenderline.uk/suppliers/keystone-yorkshire-ltd-GB-PPON-PLLM-4927-LHDT"
generated: "2026-10-08T07:23:02.588Z"
machine_api: "https://tenderline.uk/api/public/suppliers/GB-PPON%3APLLM-4927-LHDT/markdown"
---

# Keystone Yorkshire Ltd · UK Public Sector Contract Record

Source: [Tenderline](https://tenderline.uk/suppliers/keystone-yorkshire-ltd-GB-PPON-PLLM-4927-LHDT) — Official UK public procurement supplier dossier compiled from Find a Tender notices.

> **Tenderline Supplier Summary:** Keystone Yorkshire Ltd 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:** Keystone Yorkshire Ltd
- **Organisation Scale:** SME
- **Company Registration (CRN):** `GB-PPON:PLLM-4927-LHDT` (Official UK PPON)
- **Total Published Awards:** 1
- **Primary Sector:** [Building construction work](https://tenderline.uk/sectors/building-construction-work-45210000)


- **Tenderline Record:** https://tenderline.uk/suppliers/keystone-yorkshire-ltd-GB-PPON-PLLM-4927-LHDT

## Winning Pricing & Discount Benchmarks
- **Median Award Pricing:** 8% above published budget estimate (median of 1 comparable winning awards)

## Market Volume & Benchmarks
- **Total Published Contract Spend:** £3.0m
- **Median Contract Value:** £3.0m

## Delivery Geography
- **Active Delivery Regions:** Nationwide (UK), [Yorkshire and the Humber](https://tenderline.uk/regions/yorkshire-and-the-humber)

## Top Public Sector Clients
1. **[Barnsley Metropolitan Borough Council](https://tenderline.uk/buyers/barnsley-metropolitan-borough-council-ons-e08000038):** 1 procedures

## Largest Contract Awards Won
Top public sector contracts awarded to this supplier:
1. **[Barnsley Metropolitan Borough Council](https://tenderline.uk/buyers/barnsley-metropolitan-borough-council-ons-e08000038):** £3.0m · [Goldthorpe Housing Project Phase 2a New Build and Phase 2b Public Realm](https://tenderline.uk/tenders/goldthorpe-housing-project-phase-2a-new-build-and-phase-2b-public-realm-ocds-h6vhtk-05026b)

## 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 Keystone Yorkshire Ltd public contract history on Tenderline](https://tenderline.uk/suppliers/keystone-yorkshire-ltd-GB-PPON-PLLM-4927-LHDT#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/keystone-yorkshire-ltd-GB-PPON-PLLM-4927-LHDT
- **Full Catalogue Machine Access:** https://tenderline.uk/llms.txt