---
name: "Calder Industrial Materials Ltd"
supplier_id: "GB-PPON:PMLP-3629-BMLQ"
organisation_scale: "large"
total_awards: 3
total_spend_gbp: 2003131.01
median_contract_gbp: 46670
lots_bid: null
lots_won: null
win_rate_pct: null
median_discount_pct: 3
url: "https://tenderline.uk/suppliers/calder-industrial-materials-ltd-coh-00028073"
generated: "2026-10-08T03:30:14.742Z"
machine_api: "https://tenderline.uk/api/public/suppliers/GB-PPON%3APMLP-3629-BMLQ/markdown"
---

# Calder Industrial Materials Ltd · UK Public Sector Contract Record

Source: [Tenderline](https://tenderline.uk/suppliers/calder-industrial-materials-ltd-coh-00028073) — Official UK public procurement supplier dossier compiled from Find a Tender notices.

> **Tenderline Supplier Summary:** Calder Industrial Materials Ltd is a Large organisation public sector supplier in the UK. Tracked in Tenderline with 3 published contract awards across official contracting authorities.

## Key Information
- **Supplier Name:** Calder Industrial Materials Ltd
- **Organisation Scale:** Large organisation
- **Company Registration (CRN):** `GB-PPON:PMLP-3629-BMLQ` (Official UK PPON)
- **Total Published Awards:** 3
- **Primary Sector:** [Iron, lead, zinc, tin and copper](https://tenderline.uk/sectors/iron-lead-zinc-tin-and-copper-14710000)
- **Company Status:** Active

- **Tenderline Record:** https://tenderline.uk/suppliers/calder-industrial-materials-ltd-coh-00028073

## Winning Pricing & Discount Benchmarks
- **Median Award Pricing:** 3% below published budget estimate (median of 1 comparable winning awards)

## Market Volume & Benchmarks
- **Total Published Contract Spend:** £2.0m
- **Median Contract Value:** £47k

## Delivery Geography
- **Active Delivery Regions:** Nationwide (UK)

## Top Public Sector Clients
1. **[UK Research and Innovation](https://tenderline.uk/buyers/uk-research-and-innovation-GB-PPON-PDQJ-7126-JDHG):** 3 procedures

## Largest Contract Awards Won
Top public sector contracts awarded to this supplier:
1. **[UK Research and Innovation](https://tenderline.uk/buyers/uk-research-and-innovation-GB-PPON-PDQJ-7126-JDHG):** £1.9m · [UKRI-5276 Provision of Lead for Fixed Ballast, RRS Sir David Attenborough](https://tenderline.uk/tenders/provision-of-lead-for-fixed-ballast-rrs-sir-david-attenborough-ocds-h6vhtk-05d1f0) · Awarded: 18 Nov 2025
2. **[UK Research and Innovation](https://tenderline.uk/buyers/uk-research-and-innovation-GB-PPON-PDQJ-7126-JDHG):** £47k · [CSP26344 - Bulk Lead shot](https://tenderline.uk/tenders/csp26344-bulk-lead-shot-ocds-h6vhtk-066cec)
3. **[UK Research and Innovation](https://tenderline.uk/buyers/uk-research-and-innovation-GB-PPON-PDQJ-7126-JDHG):** £23k · [CSP26576 - Diagnostic shielding lead bricks](https://tenderline.uk/tenders/csp26576-diagnostic-shielding-lead-bricks-ocds-h6vhtk-06b058)

## Contract Expiries & Upcoming Recompetes
- **Active Contracts Ending in 18 Months:** 0

## 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 Calder Industrial Materials Ltd public contract history on Tenderline](https://tenderline.uk/suppliers/calder-industrial-materials-ltd-coh-00028073#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/calder-industrial-materials-ltd-coh-00028073
- **Full Catalogue Machine Access:** https://tenderline.uk/llms.txt