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CM

Compass Minerals Storage & Archives Ltd, t/a Deepstore

Business services · London
SME

DeepStore is the UK's largest underground storage company, specializing in document and artefact storage and retrieval services.

deepstore.com ↗

Summary from the supplier’s website — unverified

Compare peers
Awarded
£140.6m
Live
9
Buyers
16
12m
£104.5m
At a glance
  • Quick answer
Profile
  • Social value
  • ESG & policies
  • Capabilities4
  • Buyer references
  • Accreditations
Track record · verified
  • KPI performance
  • Contracts9 / 18
  • Top buyers16
  • Category mix
  • Geography
  • Peers5
Trust & risk
  • Red flags0
  • Compliance
  • Modifications
  • News
Company
  • Companies House
  • Financial
  • Org tree
Quick answer — Compass Minerals Storage & Archives Ltd, t/a DeepstoreUpdated 13 Jul 2026

At a glance · for buyers and watchdogs

Compass Minerals Storage & Archives Ltd, t/a Deepstore has won £140.6m across 16 public-sector buyers, with 9 live contracts. No active Companies House risk flags.

Why: top buyer Government Commercial Agency at 71% · 100% in Business services · 0 active risk flags · 0 modifications.

Decision signals
0Active red flags
ActiveCompany status
9 of 18Live contracts
71%Top-buyer concentration
100%Category exposure
0Contract modifications
If you're a buyer:CapabilitiesReferencesKPIComplianceWatchdog?FlagsModificationsConcentrationNews

Social value

Commitments mapped to the Government Social Value Model themes.

⚑ Self-reported
—

No social-value commitments yet

Jobs, skills, environmental, inequality and community commitments appear here once a claimed supplier attributes them to awarded contracts, or once we detect them on the supplier’s website.

ESG & policies vault · 0/5

Key governance & sustainability policies. Published documents link out; missing ones are greyed.

↔ Cross-checked
Net-zero planNot provided✓
Modern slavery statementNot provided✓
EDI policyNot provided✓
Anti-briberyNot provided✓
Data protectionNot provided✓

Capabilities

What this supplier does, where they sit, who they sell to.

◐ From website & notices
Services · 4
Scan on Demand ServiceStorage ServicesSecure Commercial Document DestructionProject Management
Frameworks & DPS · 4 from notices
  • Offsite Records Storage - Existing RecordsThe National Archives · £9.4m
  • Offsite Records Storage - Additional RecordsThe National Archives · £1.4m
  • Archives StorageCheshire West and Chester Council · £134k
  • Offsite storage and retrieval of records, evidence and materialsKent Police and Crime Commissioner · —

Extracted automatically from r.jina.ai on Jul 2026. Not independently verified — treat as the supplier’s own marketing claims.

Case studies

Delivery stories the supplier has published, with sector and outcome.

⚑ Self-reported
—

No case studies yet

Once a claimed supplier publishes delivery stories — the buyer, the sector, what was delivered and the outcome — they appear here.

Buyer references

Named public-sector contacts who have agreed to act as a reference.

✓ Confirmed by buyer
—

No buyer references yet

Public-sector buyers can confirm they'll act as a reference for this supplier. Confirmed references — with the contract they relate to — show here.

Accreditations & memberships

Independently issued. Verification dates cross-checked against issuer registers.

↔ Cross-checked
—

No accreditations recorded

B-Corp, ISO, Cyber Essentials, Living Wage and similar credentials appear here once added by a claimed supplier and cross-checked against the issuing register.

KPI performance

Delivery, budget and satisfaction scores reported quarterly by buyers.

✓ Verified
84

No verified KPI scores yet

Once buyers report contract KPIs — delivery on time, on budget, satisfaction, adoption and accessibility — a weighted grade and breakdown appear here.

Contracts · 9 live · 9 historic

Pulled from Contracts Finder & Find a Tender. Most recent first.

✓ From notices
TitleBuyerCPVAwardedValueTermStatus
Additional Offsite Record Storage
The National Archives7999610001 Apr 2026£4.5m7 yrsLive
Records Information Management, Digital Solutions and Associated Services 2
Government Commercial Agency—05 Mar 2026£100.0m4 yrspending
De-Icing Salt
Bedford Borough Council—18 Sept 2025£105k3 moClosed
Protocol 7B - Secure Collections Storage - Less Sensitive Materials
Derbyshire County Council3917300009 Dec 2024£48k5 yrsLive
Removal and storage of paper-based archive documents from Cheshire Lines Building Wirral
Wirral Borough Council7999610020 May 2024£52k12 moClosed
HCC - 11/23 - The Provision of a Record Management Storage and Retrieval System - AWARD
Hertfordshire County Council - Resources6312100001 May 2024£1.2m7 yrsLive
Library collection, storage, scanning and retrieval service
UNIVERSITY OF SOUTHAMPTON6312000001 Oct 2023£900k6.8 yrsLive
Records Information Management, Digital Solutions & Associated Services (Lots 1-4)
Crown Commercial Service6312000007 May 2021£21.8m4.8 yrsClosed
Archives Storage
Cheshire West and Chester Council9250000001 Apr 2020£134k3 yrsClosed
Offsite Records Storage - Additional Records
The National Archives9200000001 Jul 2020£1.4m10 yrsLive
Total live value £17.6m · mean award £7.8m1–10 of 18

Top buyers · 16 buyers · top 3 = 97%

Share of awarded value. Concentration fires above 40% for any single buyer.

✓ From notices
1
Government Commercial Agency
1 contract
71%
since 2026
2
Crown Commercial Service
1 contract
16%
since 2021
3
The National Archives
3 contracts
11%
since 2020
4
Hertfordshire County Council - Resources
1 contract
1%
since 2024
5
UNIVERSITY OF SOUTHAMPTON
1 contract
1%
since 2023
6
Suffolk Constabulary
1 contract
1%
since 2019
7
Health and Safety Executive
1 contract
0%
since 2016
8
Cheshire West and Chester Council
1 contract
0%
since 2020
9
Bedford Borough Council
1 contract
0%
since 2025
10
University of York
1 contract
0%
since 2019

Category mix

CPV-division share of last-12m awarded value. Single-category exposure: 100%.

✓ From notices
Business services79
100%
⚠ Concentration: 100% of recent awarded value sits in a single CPV division. A category-specific downturn would materially affect revenue.

Geography

Distribution of awarded value by buyer region.

✓ From notices
UK · schematic only
North West5 contracts
88%
South East5 contracts
12%
Yorkshire1 contract
0%
East Midlands2 contracts
0%
London1 contract
0%

Peers

Suppliers with overlapping CPVs & buyers (last 24m). Compass Minerals Storage & Archives Ltd, t/a Deepstore highlighted.

✓ From notices
SupplierSME?Awarded · 24mContracts
GX
GXO
No£4.2bn1
PF
Places for People Leisure
No£235.3m1
DE
Deloitte LLP
No£200.0m1
PC
PA Consulting
No£150.0m1
CM
Compass Minerals Storage & Archives Ltd, t/a Deepstore
Yes£104.5m—
PF
Places For People Leisure Management Limited
No£39.0m1
Compare peers →

Red flags · 0 active

Automated scan of Companies House status, charges and insolvency records.

✓ Verified
✓ Clean. No active risk signals from Companies House status, charges or insolvency records.

Compliance scorecard

Derived from Companies House filings — not a full supplier-assurance check.

↔ Cross-checked
Trading status
Active
Live at Companies House
Annual accounts
Up to date
Last made up to 30 Sept 2025
Confirmation statement
Due in -35d
Next due 08 Jun 2026
Outstanding charges
0
No charges registered
Insolvency history
None
No insolvency cases registered
Certifications (ISO, Cyber Essentials, Living Wage, B-Corp, modern-slavery) are supplier self-reported and appear once a claimed profile adds them.

Modifications

Variations to awarded contracts logged under Procurement Act 2023 s.74.

✓ From notices
±

No modifications recorded

No published contract variations for this supplier. Modification notices appear here as they are issued under the Procurement Act 2023.

News mentions

UK trade press & nationals, matched to this supplier.

◰

No news mentions found

We haven't matched any recent UK press coverage to this supplier. Mentions appear here automatically as they're published.

Companies House

Live sync — registered details, directors, PSC and SIC codes.

✓ Live sync

Registered details

Company no.
01588213
Status
Active
Type
Private limited
Incorporated
29 Sept 1981
Reg. office
22 St. Andrews Way, London, E3 3PA
SIC codes
52103
Last accounts
30 Sept 2025
Next accounts due
30 Jun 2027

Directors & PSC

  • BRADSHAW, Matthew Robert — director
    Appointed 02 Feb 2026
  • BRADSHAW, Matthew Robert — secretary
    Appointed 01 Jun 2025
  • HEYWOOD, Christopher James — director
    Appointed 01 Sept 2018
  • SINCLAIR, Gary — director
    Appointed 01 Sept 2018
  • Deepstore Holdings Limited — person with significant control
    ownership of shares 75 to 100 percent

Financial

Filed accounts from Companies House.

↔ From Cos House
£

No financial filings on record

Turnover, profit and headcount appear here once audited or micro-entity accounts are filed at Companies House.

Org tree

Group structure and ownership.

↔ From Cos House
COMPASS MINERALS STORAGE & ARCHIVES LIMITED
01588213 · this company

Independent. No parent company or subsidiaries recorded at Companies House for this entity.