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  4. Galson Sciences Limited.
GS

Galson Sciences Limited.

Sewage & refuse · Oakham
Large

Galson Sciences Limited specializes in radioactive waste management, environmental risk assessment, and nuclear safety studies. They provide strategic analysis, advice, and support for decommissioning and licensing of radioactive waste disposal facilities.

galson-sciences.co.uk ↗

Summary from the supplier’s website — unverified

Compare peers
Awarded
£7.9m
Live
7
Buyers
7
12m
£268k
At a glance
  • Quick answer
Profile
  • Social value
  • ESG & policies
  • Capabilities3
  • Buyer references
  • Accreditations
Track record · verified
  • KPI performance
  • Contracts7 / 64
  • Top buyers7
  • Category mix
  • Geography
  • Peers5
Trust & risk
  • Red flags0
  • Compliance
  • Modifications
  • News
Company
  • Companies House
  • Financial
  • Org tree
Quick answer — Galson Sciences Limited.Updated 06 Jul 2026

At a glance · for buyers and watchdogs

Galson Sciences Limited. has won £7.9m across 7 public-sector buyers, with 7 live contracts. No active Companies House risk flags.

Why: top buyer Radioactive Waste Management Ltd. at 33% · 89% in Sewage & refuse · 0 active risk flags · 0 modifications.

Decision signals
0Active red flags
ActiveCompany status
7 of 64Live contracts
33%Top-buyer concentration
89%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 · 10
Radioactive Waste ManagementGSL undertakes strategic analysis, inventory audits, and option studies and provides advice on all aspects of radioactive waste conditioning, packaging, transport, storage and disposal. ↗Environmental Risk and Impact AssessmentGSL is at the forefront of thinking on safety and risk assessment and the development of Environmental Safety Cases to support decommissioning and the licensing of radioactive waste disposal facilities. ↗Criticality Safety StudiesGSL has developed a track record in criticality safety assessment covering the transport and disposal of radioactive materials. ↗Disposability AssessmentGSL has experience in Disposability Assessment for existing wastes and new build reactor designs. ↗Monitoring ProgrammesGSL staff have been responsible for conducting a range of studies on monitoring plans and programmes for both surface and underground (geologic) radioactive waste disposal facilities. ↗Decommissioning Option / BAT StudiesGSL has carried out a range of decision analysis and options studies and Best Available Technique / Best Practicable Means assessments for nuclear decommissioning and waste management programmes. ↗Nuclear RegulationGSL has undertaken analyses of a wide range of national and international practices, policies, technology and experience in the regulation of safety and the management of environmental risks for the nuclear and radioactive waste management sectors. ↗Geoscientific Investigations and ResearchGSL has coordinated and been involved in many geoscientific investigations at nuclear sites worldwide and in European geoscience research projects. ↗Stakeholder EngagementGSL is internationally recognised for its knowledge and practical experience in stakeholder consultation in both the nuclear and non-nuclear sectors. ↗Nuclear Safety StudiesGSL has undertaken an extensive range of studies on nuclear safety, periodically analysing incidents and events at Nuclear Power Plants and other facilities. ↗
Frameworks & DPS · 3 from notices
  • Task Manager Support to the Alternative for ILW Management Project - ExtensionRadioactive Waste Management Ltd. · £209k
  • Variation 2 to Task Manager Support - Thematic Guidance (RWM212-03-014)Radioactive Waste Management Ltd. · £109k
  • Extension of Task-Based Support Jenny Kent and Callum Eldridge/Sally Scourfield (RWM212-03-002)Radioactive Waste Management Ltd. · £93k

Extracted automatically from galson-sciences.co.uk 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 · 7 live · 57 historic

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

✓ From notices
TitleBuyerCPVAwardedValueTermStatus
CSSF-001 - Support to international post closure criticality safety projects.
nuclear waster services7311000011 Jun 2026£10k10 moLive
CSSF-002 - GDF Criticality Safety Methodology and Assessments
nuclear waster services7311000029 May 2026£20k—Closed
ThermoChimie Phase 4 Framework
nuclear waster services—01 Apr 2026—3 yrspending
BATS 072 100425 JS AW - Radiological Determination Period Support - Winfrith
Nuclear Restoration Services (NRS)9070000004 Sept 2025£238k4 yrsLive
GoldSim Vault Model Development & Assessment - TV3
nuclear waster services9070000027 Jul 2024£40k1.8 yrsClosed
GoldSim Vault Model Development & Assessment - TV2
nuclear waster services9070000027 Jul 2024£33k1.8 yrsClosed
Professional Services in support of GRR Winfrith End State
Magnox Limited9070000001 Dec 2022£756k2.1 yrsClosed
Trawsfynydd GRR Support Work 2022-2025
Magnox Limited9070000014 Dec 2022£525k3.1 yrsClosed
Extension of Task-Based Support Jenny Kent and Callum Eldridge/Sally Scourfield (RWM212-03-002)
Radioactive Waste Management Ltd.7300000010 Mar 2022£93k13 moClosed
Variation 2 to Task Manager Support - Thematic Guidance (RWM212-03-014)
Radioactive Waste Management Ltd.7300000007 Mar 2022£109k13 moClosed
Total live value £248k · mean award £123k1–10 of 64

Top buyers · 7 buyers · top 3 = 79%

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

✓ From notices
1
Radioactive Waste Management Ltd.
40 contracts
33%
since 2016
2
CTM Portal for the NDA Shared Services Alliance
9 contracts
30%
since 2019
3
Magnox Limited
2 contracts
16%
since 2022
4
LLW Repository
1 contract
16%
since 2017
5
Nuclear Restoration Services (NRS)
2 contracts
3%
since 2025
6
nuclear waster services
8 contracts
1%
since 2024
7
Nuclear Decommissiong Authority
2 contracts
1%
since 2020

Category mix

CPV-division share of last-12m awarded value. Single-category exposure: 89%.

✓ From notices
Sewage & refuse90
89%
R&D services73
11%
⚠ Concentration: 89% 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
South East40 contracts
42%
North West9 contracts
38%
South West2 contracts
21%
Region resolved for 79% of awarded value (by buyer postcode); the remainder lacks a usable address.

Peers

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

✓ From notices
SupplierSME?Awarded · 24mContracts
AS
Augean South Limited
No£22.7m1
AT
AtkinsAltrad
No£7.3m4
I(
Ipsos (Market Research) Ltd
No£5.7m3
PF
People For Research Limited
Yes£3.0m1
WU
WSP UK Limited
No£3.0m2
GS
Galson Sciences Limited.
No£268k—
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 22 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.
02738897
Status
Active
Type
Private limited
Incorporated
11 Aug 1992
Reg. office
5 Grosvenor House, Melton Road, Oakham, Rutland, LE15 6AX
SIC codes
71122 · 72190 · 74901
Last accounts
31 Dec 2024
Next accounts due
30 Sept 2026

Directors & PSC

  • BASSELOT, François-Xavier — director
    Appointed 16 May 2024
  • PINSENT MASONS SECRETARIAL LIMITED — corporate secretary
    Appointed 30 Apr 2024
  • KENT, Jennifer, Dr — director
    Appointed 01 Jul 2023
  • PRÉVOT, Laure — director
    Appointed 01 Jul 2023
  • Egis Industries Sas — person with significant control
    ownership of shares 75 to 100 percent · voting rights 75 to 100 percent · right to appoint and remove directors

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
GALSON SCIENCES LIMITED
02738897 · this company

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