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DE

Dexmah Limited

Reading
SME

Dexmah Limited specializes in building data, engineering, and certification services, focusing on sustainability and energy efficiency in the built environment.

dexmah.com ↗

Summary from the supplier’s website — unverified

Compare peers
Awarded
£13.9m
Live
2
Buyers
3
12m
—
At a glance
  • Quick answer
Profile
  • Social value
  • ESG & policies
  • Capabilities1
  • Buyer references
  • Accreditations
Track record · verified
  • KPI performance
  • Contracts2 / 3
  • Top buyers3
  • Category mix
  • Geography
  • Peers5
Trust & risk
  • Red flags0
  • Compliance
  • Modifications
  • News
Company
  • Companies House
  • Financial
  • Org tree
Quick answer — Dexmah LimitedUpdated 13 Jul 2026

At a glance · for buyers and watchdogs

Dexmah Limited has won £13.9m across 3 public-sector buyers, with 2 live contracts. No active Companies House risk flags.

Why: top buyer NHS Commercial Solutions at 100% · 0 active risk flags · 0 modifications.

Decision signals
0Active red flags
ActiveCompany status
2 of 3Live contracts
100%Top-buyer concentration
—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
Sectors served · 1/8
Central government✓
Local government✓
NHS & health✓
Housing✓
Utilities & energy✓
Financial services✓
Education✓
Defence✓
Services · 15
Building Data & AnalyticsWe use data and analytics to get a full understanding of what's going on in your building. ↗Design & Engineering ConsultancyMinimise the environmental impact of your building whilst keeping occupants safe and comfortable. ↗Reports & CertificationsWe provide in-depth reports and support you to achieve certifications. ↗BREEAM Assessment and Consultancy ServicesOur consultants guide clients through the BREEAM certification process. ↗PassivHaus DesignWe guide you through every step of the Passivhaus design process. ↗MEP Consultancy ServicesOur consultants design MEP systems for comfortable and efficient building operation. ↗Building Information Modelling (BIM)We offer bespoke BIM to enable organizations to design and optimize processes. ↗Sustainable Drainage Systems (SuDS)Our experts design SuDS tailored to meet your unique requirements. ↗Structural EngineeringWe plan and design structures from residential homes to skyscrapers. ↗Fire Suppression SystemsWe design tailored fire safety systems and strategies. ↗Building Performance ConsultancyOur experts support you in navigating challenges and improving operations. ↗Natural Light ConsultancyWe ensure that your building is designed to let in natural light. ↗3D ModellingWe develop high-quality interior and exterior 3D models. ↗Renewable Energy SystemsWe design renewable energy systems to lower energy consumption. ↗Low and Zero Carbon (LZC) Building DesignWe design LZC buildings that cut emissions and boost efficiency. ↗
Frameworks & DPS · 1 from notices
  • Framework for the Provision of Sustainable Estates SolutionsNHS Commercial Solutions · £13.9m

Extracted automatically from dexmah.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 · 1

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

◐ From supplier website
Core credentials · 0/6
Cyber EssentialsNot evidenced✓
Cyber Essentials PlusNot evidenced✓
ISO 27001 — Information securityNot evidenced✓
ISO 9001 — QualityNot evidenced✓
ISO 14001 — EnvironmentalNot evidenced✓
ISO 45001 — Health & safetyNot evidenced✓
Other credentials & memberships · 1
BREEAM CertificationBRE · Certification ↗

Extracted automatically from dexmah.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 · 2 live · 1 historic

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

✓ From notices
TitleBuyerCPVAwardedValueTermStatus
Framework for the Provision of Sustainable Estates Solutions
NHS Commercial Solutions9070000001 Sept 2024£13.9m2 yrsLive
BHCC - TP - MEP Consultant for Swanborough Drive Project
Brighton & Hove City Council7133300028 Feb 2024£37k2 yrsClosed
Framework Agreement for the Provision of Estates Sustainability Solutions
Surrey and Borders Partnership NHS Foundation Trust on behalf of NHS Commercial Solutions————Live
Total live value £13.9m · mean award £4.6m

Top buyers · 3 buyers · top 3 = 100%

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

✓ From notices
1
NHS Commercial Solutions
1 contract
100%
since 2024
2
Brighton & Hove City Council
1 contract
0%
since 2024
3
Surrey and Borders Partnership NHS Foundation Trust on behalf of NHS Commercial Solutions
1 contract
0%

Geography

Distribution of awarded value by buyer region.

✓ From notices
UK · schematic only
South East2 contracts
100%

Peers

Suppliers with overlapping CPVs & buyers (last 24m). Dexmah Limited highlighted.

✓ From notices
SupplierSME?Awarded · 24mContracts
GC
Glendale Countryside Ltd
No£43.5m2
RI
Ricardo-AEA Ltd
Yes£15.5m7
OA
OVE ARUP & PARTNERS LIMITED
Yes£15.2m4
RE
RSK Environment Ltd
Yes£13.9m4
JB
Jeremy Benn Associates Limited
Yes£13.9m3
DE
Dexmah Limited
Yes——
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
Up to date
Next due 27 Sept 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.
12227158
Status
Active
Type
Private limited
Incorporated
25 Sept 2019
Reg. office
Dexmah Ltd, 9 Greyfriars Road, Reading, RG1 1NU
SIC codes
96090
Last accounts
30 Sept 2025
Next accounts due
30 Jun 2027

Directors & PSC

  • NETO, Hernani Filipe Pereira — director
    Appointed 12 Aug 2024
  • BETTS, Magnus Nelson — director
    Appointed 28 Jun 2021
  • Mr Hernani Filipe Pereira Neto — person with significant control
    ownership of shares 25 to 50 percent · voting rights 25 to 50 percent
  • Mr Magnus Nelson Betts — person with significant control
    ownership of shares 25 to 50 percent · voting rights 25 to 50 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
DEXMAH LTD
12227158 · this company

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