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CS

Cullinan Studio

London
Large

Cullinan Studio is an architectural firm that designs innovative buildings and masterplans with a focus on sustainability and connection to nature. They work on various projects including hospitals, homes, and educational facilities.

cullinanstudio.com ↗

Summary from the supplier’s website — unverified

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Awarded
£38.8m
Live
9
Buyers
11
12m
—
At a glance
  • Quick answer
Profile
  • Social value
  • ESG & policies
  • Capabilities
  • Buyer references
  • Accreditations
Track record · verified
  • KPI performance
  • Contracts9 / 19
  • Top buyers11
  • Category mix
  • Geography
  • Peers5
Trust & risk
  • Red flags0
  • Compliance
  • Modifications
  • News
Company
  • Companies House
  • Financial
  • Org tree
Quick answer — Cullinan StudioUpdated 06 Jul 2026

At a glance · for buyers and watchdogs

Cullinan Studio has won £38.8m across 11 public-sector buyers, with 9 live contracts. No active Companies House risk flags.

Why: top buyer Hyde Housing Association Limited at 68% · 0 active risk flags · 0 modifications.

Decision signals
0Active red flags
ActiveCompany status
9 of 19Live contracts
68%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 · 2/8
Central government✓
Local government✓
NHS & health✓
Housing✓
Utilities & energy✓
Financial services✓
Education✓
Defence✓
Services · 3
Architectural DesignDesigning innovative buildings that connect with communities and the natural world.
MasterplanningCreating comprehensive plans for urban and rural developments.
Sustainability ConsultingAdvising on sustainable technologies and practices in building design.

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

Case studies · 3

Delivery stories from the supplier’s website. Clients are not yet cross-checked against award records.

◐ From supplier website
National Automotive Innovation CentreA collaborative hub designed to bring research teams together in a natural setting, featuring the largest timber roof in Europe. ↗Alder Hey Children's HospitalA hospital designed to benefit young people's mental health through its connection to nature. ↗Maitland Park EstateAn estate regeneration project that respects the needs of a close-knit community. ↗

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

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 · 10 historic

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

✓ From notices
TitleBuyerCPVAwardedValueTermStatus
New Model Designs for Schools
Department for Education4521400015 Nov 2024£310k3 moClosed
CA13144 - MILTON KEYNES COLLEGE - Estate Feasibility and Cost plan study
Milton Keynes College7931130002 Jan 2024—12 moClosed
Development Consultants Framework
Hyde Housing Association Limited7131520021 Oct 2023£22.5m—Closed
Building Consultancy Services Framework
Central and Cecil Housing Trust7100000020 Jul 2023£943k4 yrsLive
Watford Community Housing - Herts, Beds, Bucks Development Framework
Echelon Consultancy Ltd4500000026 Jun 2023£10.1m5 yrsLive
Health Innovation Dudley 2022 - AWARD
Dudley Metropolitan Borough Council4521000016 Jan 2023£190k2.6 yrsClosed
Chingford Library Hub Project
London Borough of Waltham Forest7120000001 Sept 2021£236k13 moClosed
Construction & Capital Projects - Construction & Capital Projects
London Borough of Waltham Forest7941100024 May 2021£197k9 moClosed
Joint Architects/Principal Designer and Sustainability Consultants Design Team
London Borough of Waltham Forest7100000024 May 2021£197k11 moClosed
Construction Consultancy Services
Hyde Housing Association Limited7100000015 May 2019£4.1m4 yrsClosed
Total live value £11.1m · mean award £2.0m1–10 of 19

Top buyers · 11 buyers · top 3 = 97%

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

✓ From notices
1
Hyde Housing Association Limited
4 contracts
68%
since 2019
2
Echelon Consultancy Ltd
1 contract
26%
since 2023
3
Central and Cecil Housing Trust
2 contracts
2%
since 2023
4
London Borough of Waltham Forest
5 contracts
2%
since 2021
5
Department for Education
1 contract
1%
since 2024
6
Dudley Metropolitan Borough Council
1 contract
0%
since 2023
7
Dudley College of Technology
1 contract
0%
since 2018
8
Milton Keynes College
1 contract
0%
since 2024
9
BFI
1 contract
0%
since 2016
10
Watford Community Housing
1 contract
0%

Geography

Distribution of awarded value by buyer region.

✓ From notices
UK · schematic only
London12 contracts
73%
Eastern2 contracts
26%
West Midlands3 contracts
1%
South East1 contract
0%

Peers

Suppliers with overlapping CPVs & buyers (last 24m). Cullinan Studio highlighted.

✓ From notices
SupplierSME?Awarded · 24mContracts
MG
M GROUP HIGHWAYS LIMITED
No£117.8m1
JS
John Sisk and Son Ltd
No£67.8m1
PA
PURCELL ARCHITECTURE LIMITED
No£22.4m2
BC
Barnes Construction
No£3.9m1
D&
DREES & SOMMER UK LIMITED
Yes£2.7m3
CS
Cullinan Studio
No——
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 Mar 2025
Confirmation statement
Up to date
Next due 10 Dec 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.
02383808
Status
Active
Type
Private limited
Incorporated
15 May 1989
Reg. office
5 Baldwin Terrace, London, N1 7RU
SIC codes
71111 · 71112
Last accounts
31 Mar 2025
Next accounts due
31 Dec 2026

Directors & PSC

  • LANGMUIR, Roderick James — director
  • BIANCHI, Daniel — director
    Appointed 20 Oct 2017
  • PULFORD, Richard — director
    Appointed 20 Oct 2017
  • COSTELLO, Carol Ann — director
    Appointed 15 May 1995
  • Mr Tom Charles Bradley — person with significant control
    significant influence or control
  • Mr Cai Hall — person with significant control
    significant influence or control
  • Mr Daniel Bianchi — person with significant control
    significant influence or control
  • Mr Richard Pulford — person with significant control
    significant influence or control
  • Ms Lucy Brittain — 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
CULLINAN STUDIO LTD
02383808 · this company

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