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  4. DIONACH LTD
DI

DIONACH LTD

IT services · Oxford
SME

DIONACH LTD is a global information security expert specializing in various cybersecurity services, including penetration testing, compliance services, and incident response.

dionach.com ↗

Summary from the supplier’s website — unverified

Compare peers
Awarded
£50.0m
Live
12
Buyers
24
12m
£46.1m
At a glance
  • Quick answer
Profile
  • Social value
  • ESG & policies
  • Capabilities2
  • Buyer references
  • Accreditations
Track record · verified
  • KPI performance
  • Contracts12 / 29
  • Top buyers24
  • Category mix
  • Geography
  • Peers5
Trust & risk
  • Red flags0
  • Compliance
  • Modifications
  • News
Company
  • Companies House
  • Financial
  • Org tree
Quick answer — DIONACH LTDUpdated 06 Jul 2026

At a glance · for buyers and watchdogs

DIONACH LTD has won £50.0m across 24 public-sector buyers, with 12 live contracts. No active Companies House risk flags.

Why: top buyer BLUELIGHT COMMERCIAL LIMITED at 92% · 65% in IT services · 0 active risk flags · 0 modifications.

Decision signals
0Active red flags
ActiveCompany status
12 of 29Live contracts
92%Top-buyer concentration
65%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 · 3
Penetration TestingComprehensive testing to identify vulnerabilities in systems. ↗Cyber Incident ResponseServices to respond to and manage cybersecurity incidents. ↗Compliance ServicesAssistance with various compliance standards and regulations. ↗
Frameworks & DPS · 2 from notices
  • Cyber Assurance ServiceNHS Digital · £140k
  • HSCIC/DH Security Testing Services Call-Off - Framework RM1557viHealth and Social Care Information Centre · £10k

Extracted automatically from dionach.com 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 · 3

Credentials listed on the supplier’s website. Not yet checked against issuer registers.

◐ From supplier website
Core credentials · 1/6
Cyber EssentialsNot evidenced✓
Cyber Essentials PlusNot evidenced✓
ISO 27001 — Information securityISO ↗✓
ISO 9001 — QualityNot evidenced✓
ISO 14001 — EnvironmentalNot evidenced✓
ISO 45001 — Health & safetyNot evidenced✓
Other credentials & memberships · 2
ISO 42001ISO · Certification ↗ISO 22301ISO · Certification ↗

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

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 · 12 live · 17 historic

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

✓ From notices
TitleBuyerCPVAwardedValueTermStatus
BLC-0201 - Cyber Security Services Framework
BLUELIGHT COMMERCIAL LIMITED—22 May 2026£38.0m8 yrspending
BLC-0201 - Cyber Security Services Framework
BLUELIGHT COMMERCIAL LIMITED—20 Apr 2026£4.0m8 yrspending
BLC-0201 - Cyber Security Services Framework
BLUELIGHT COMMERCIAL LIMITED—07 Apr 2026£4.0m8 yrspending
PCI QSA Support 2026
DVSA - Driver and Vehicle Standards Agency7200000002 Mar 2026£92k3 yrsLive
715735512 - Red Team 2 - 25
Ministry of Defence, DIO,7311000012 Feb 2026£50k2 moClosed
Cyber Assurance Services
Health Care Organisation7222500013 May 2024£1.8m2.2 yrsLive
GB-Bristol: Penetration Testing
Office for Students7280000013 Aug 2024£91k2 yrsLive
DDaT23582 - UKSA Cyber Essentials Consultancy
UK SHARED BUSINESS SERVICES LIMITED7200000023 Feb 2024£39k1 moClosed
Dft GovAssure Independent Assessment
DfTc - Department for Transport7200000025 Sept 2023£42k12 moClosed
IT Health Check for GOV.UK Pay
Government Digital Service7280000019 Jun 2023£21k6 moClosed
Total live value £2.0m · mean award £1.7m1–10 of 29

Top buyers · 24 buyers · top 3 = 98%

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

✓ From notices
1
BLUELIGHT COMMERCIAL LIMITED
3 contracts
92%
since 2026
2
Health Care Organisation
1 contract
4%
since 2024
3
Espo
2 contracts
2%
since 2021
4
The National Archives
1 contract
0%
since 2022
5
Ministry of Defence, DIO,
2 contracts
0%
since 2023
6
NHS Digital
1 contract
0%
since 2022
7
Leicestershire County Council
1 contract
0%
since 2022
8
DVSA - Driver and Vehicle Standards Agency
1 contract
0%
since 2026
9
Office for Students
1 contract
0%
since 2024
10
DfTc - Department for Transport
1 contract
0%
since 2023

Category mix

CPV-division share of last-12m awarded value. Single-category exposure: 65%.

✓ From notices
IT services72
65%
R&D services73
35%
⚠ Concentration: 65% 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
London4 contracts
96%
East Midlands4 contracts
3%
South East2 contracts
0%
Yorkshire3 contracts
0%
South West2 contracts
0%
North East1 contract
0%
Northern Ireland1 contract
0%
Scotland4 contracts
0%

Peers

Suppliers with overlapping CPVs & buyers (last 24m). DIONACH LTD highlighted.

✓ From notices
SupplierSME?Awarded · 24mContracts
DI
DIONACH LTD
Yes£46.1m—
IS
Influential Software Services
Yes£30.0m1
CU
CAPGEMINI UK PLC
No£29.8m1
AT
Atamis Ltd
Yes£18.4m2
F(
Frequentis (UK) Limited
Yes£15.3m1
CI
CGI IT UK LIMITED
No£14.1m2
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 31 Dec 2024
Confirmation statement
Up to date
Next due 26 Aug 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.
03908168
Status
Active
Type
Private limited
Incorporated
17 Jan 2000
Reg. office
Unipart House, Garsington Road, Oxford, OX4 2PG
SIC codes
62090
Last accounts
31 Dec 2024
Next accounts due
30 Sept 2026

Directors & PSC

  • KHER, Sébastien Daniel — director
    Appointed 22 Oct 2024
  • MCKENZIE, Ewan Alistair — director
    Appointed 30 Jan 2000
  • Mr Sébastien Daniel Kher — person with significant control
    significant influence or control

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
DIONACH LTD
03908168 · this company

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