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Castle Building Services Ltd

Seller Intelligence Snapshot

Coverage Range
2025-06-30 08:57 UTC to 2025-06-30 09:48 UTC.
Last Refresh
2026-03-18 08:12 UTC
Coverage Toggle
Find a Tender (2)
Sources
Awards
2
Open Notices
0
Known GBP Value
£883,664
Avg Award Value (Known GBP)
£441,832
Active Sectors
2
Awarding Buyers
1

Concentration

What this meansValue
Dependence on biggest customer 100.0% (High dependence)
Dependence on biggest sector 50.0% (High dependence)
Customer concentration score 10000.0 (High concentration)
Sector concentration score 5000.0 (High concentration)

Interpretation: a higher concentration score means awards are concentrated in fewer buyers or sectors.

Award Notices

Page 1 of 1 (2 total)

TitleStatusBuyerValueSectorSourcePublished
S185 Drainage Diversion Contract complete South Tyneside Borough Council £789,655 Drainage construction works Find a Tender 30 Jun 2025, 09:48 View notice
S278 Works for College Relocation complete South Tyneside Borough Council £94,009 Engineering works and construction works Find a Tender 30 Jun 2025, 08:57 View notice
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Top Buyers (Awarding)

Page 1 of 1 (1 buyers)

BuyerAward CountKnown GBPMost Recent AwardSector ConcentrationOpportunities
South Tyneside Borough Council 2 £883,664 30 Jun 2025, 09:48 Drainage construction works View notices
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Top Overlapping Competitors

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Top Sectors by Notice Count

SectorNoticesOpportunities
Drainage construction works1View notices
Engineering works and construction works1View notices

Top Sectors by Known GBP Value

SectorKnown GBPNoticesOpportunities
Drainage construction works£789,6551View notices
Engineering works and construction works£94,0091View notices

Top CPV Codes

CPV CodeDescriptionNoticesKnown GBPOpportunities
45232450Drainage construction works1£789,655View notices
45220000Engineering works and construction works1£94,009View notices

Monthly Trend

MonthTotalOpenAwardedKnown GBP
Jun 2025202£883,664

Months active in last 12: 1. Longest active streak: 1 months.

Data Quality

Known GBP coverage: 100.0% of notices have known GBP values.

Buyer attribution coverage: 100.0% of notices have buyer names populated.