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Contains public sector information licensed under the Open Government Licence v3.0. Data comes from Find a Tender and Contracts Finder. Award records link to an official notice where Bidwake has verified the source link.

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AMENTUM CLEAN ENERGY LIMITED — page 5 | Bidwake

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AMENTUM CLEAN ENERGY LIMITED

Supplier record

AMENTUM CLEAN ENERGY LIMITED

This page summarises award records that name this supplier and the public buyers listed alongside it. Published names are joined when identifiers or close name matches support the link.

Supplier summary

Award records: 108
Published value assigned to this supplier: £19.3m
Values not counted: 59

Names and identifiers

Bidwake groups published names using company identifiers or closely matching names.

Companies House number: 01120437
Recorded name variants: 3

AMENTUM CLEAN ENERGY LIMITED; Amentum Clean Energy Ltd; Amentum Clean Energy Limited

Supplier record sections

Award history
Buyer relationships
Published awards

Award history

Published records by year

Each row counts award records linked to this supplier. A single procurement can produce more than one award.

Annual award records and published value assigned to this supplier
Year	Awards	Value counted	Values not counted
2026	41	£10,195,244	25
2025	43	£7,491,447	21
2024	5	£649,664	0
2018	4	£357,553	0
2017	2	£616,265	0

Buyer relationships

Buyer relationships by value counted

Ranked by published value assigned to this supplier, then by award count.

SupplierAMENTUM CLEAN ENERGY LIMITED

Defence Infrastructure Organisation1 award · £4,500,000 published value
Sellafield Limited2 awards · £3,603,099 published value

Source records

Published awards

Page 5 of 6 · 108 records.

Harwell B418 ecological surveys - Preliminary Ecological Appraisal (PEA)
Buyer: Nuclear Restoration Services Limited
End date in notice
31 Oct 2025
Value shown in notice
£8,214Published award value
Official source
Open the official Contracts Finder notice for Harwell B418 ecological surveys - Preliminary Ecological Appraisal (PEA)
View record references
Source
Contracts Finder
Award or lot reference
ocds-b5fd17-df7f518b-f5ac-4dcd-84b4-6d503619a360 / ocds-b5fd17-df7f518b-f5ac-4dcd-84b4-6d503619a360-1
CBRN Framework Call Off - Incident Planning Operations Sept 2025
Buyer: Defra
End date in notice
10 Oct 2025
Value shown in notice
£20,949Published award value
Official source
Open the official Contracts Finder notice

Nuclear Waste Services Limited20 awards · £2,122,840 published value

Nuclear Restoration Services Limited (Dounreay)3 awards · £1,802,334 published value

At-a-glance view of the first 4 buyers in the ranked list below.

Defence Infrastructure Organisation1 award · £4,500,000 published value
Sellafield Limited2 awards · £3,603,099 published value
Nuclear Waste Services Limited20 awards · £2,122,840 published value · 15 values excluded
Nuclear Restoration Services Limited (Dounreay)3 awards · £1,802,334 published value
Sellafield Ltd1 award · £1,735,663 published value
Nuclear Decommissioning Authority7 awards · £1,137,939 published value
RADIOACTIVE WASTE MANAGEMENT LIMITED6 awards · £973,818 published value
Sellafield Ltd4 awards · £947,639 published value
MINISTRY OF DEFENCE1 award · £533,121 published value
Sellafield Ltd1 award · £499,560 published value

for CBRN Framework Call Off - Incident Planning Operations Sept 2025

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-1a0d14fb-d6f9-43d9-a856-5cfc3928d7e5 / ocds-b5fd17-1a0d14fb-d6f9-43d9-a856-5cfc3928d7e5-1

TO395 - RACER Future use remediation

Buyer: Nuclear Waste Services Limited

End date in notice: 10 Sept 2025
Value shown in notice: £180,117Published award value
Official source: Open the official Contracts Finder notice for TO395 - RACER Future use remediation

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-f12ad43a-5a56-4e16-8bbe-681f127d0cee / ocds-b5fd17-f12ad43a-5a56-4e16-8bbe-681f127d0cee-1

SBRI Competition Fusion Industry Challenges - Novel Concepts for Robust Diagnostics Systems, Sensing and Control

Buyer: United Kingdom Atomic Energy Authority

End date in notice: 29 Aug 2025
Value shown in notice: £3,472,864Whole award value; not assigned to one supplier
Official source: Open the official Contracts Finder notice for SBRI Competition Fusion Industry Challenges - Novel Concepts for Robust Diagnostics Systems, Sensing and Control

About this figure

This award names more than one supplier but does not divide the published value between them. The figure is shown for context and is not assigned to one supplier.

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-4ca65c93-da99-4de7-a43a-afcbb86e40a8 / ocds-b5fd17-4ca65c93-da99-4de7-a43a-afcbb86e40a8-1

Sub-Millimetre Laser Profiling System with Embedded Positional Correction for Defect Monitoring in 500L Drums

Buyer: NATIONAL NUCLEAR LABORATORY LIMITED

End date in notice: 14 Jul 2025
Value shown in notice: £85,332Published award value
Official source: Open the official Contracts Finder notice for Sub-Millimetre Laser Profiling System with Embedded Positional Correction for Defect Monitoring in 500L Drums

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-414630b3-8d6e-4ece-bb5a-593aeae0f2fe / ocds-b5fd17-414630b3-8d6e-4ece-bb5a-593aeae0f2fe-1

CBRN Framework Call Off - Incident Planning Operations May & June 2025

Buyer: Defra

End date in notice: 12 Jun 2025
Value shown in notice: £30,791Published award value
Official source: Open the official Contracts Finder notice for CBRN Framework Call Off - Incident Planning Operations May & June 2025

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-6082d25c-112e-4592-bda5-0efbbcc3058b / ocds-b5fd17-6082d25c-112e-4592-bda5-0efbbcc3058b-1

Autonomous Data Collection

Buyer: United Kingdom Atomic Energy Authority

End date in notice: 31 Mar 2025
Value shown in notice: £76,500Published award value
Official source: Open the official Contracts Finder notice for Autonomous Data Collection

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-3099c2ae-d1f6-4f94-9a15-fd0922618862 / ocds-b5fd17-3099c2ae-d1f6-4f94-9a15-fd0922618862-1

GB-Harwell: UKRI-4367 Waste Characterisation Service

Buyer: UK Research & Innovation

End date in notice: 31 Mar 2025
Value shown in notice: £89,939Published award value
Official source: Open the official Contracts Finder notice for GB-Harwell: UKRI-4367 Waste Characterisation Service

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-918a12e5-5740-478e-b4d9-378f58cb13c3 / ocds-b5fd17-918a12e5-5740-478e-b4d9-378f58cb13c3-1

Particle Detector Radiation Testing

Buyer: NATIONAL NUCLEAR LABORATORY LIMITED

End date in notice: 31 Mar 2025
Value shown in notice: £29,801Published award value
Official source: Open the official Contracts Finder notice for Particle Detector Radiation Testing

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-1016b53d-a778-4dd7-9de9-fe05115d0b11 / ocds-b5fd17-1016b53d-a778-4dd7-9de9-fe05115d0b11-1

Fusion Futures: Uncertainty Quantification for Plasma Control Systems

Buyer: United Kingdom Atomic Energy Authority

End date in notice: 31 Mar 2025
Value shown in notice: £149,236Published award value
Official source: Open the official Contracts Finder notice for Fusion Futures: Uncertainty Quantification for Plasma Control Systems

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-ebf793d8-e3a3-4f7b-87b1-f18641fba8db / ocds-b5fd17-ebf793d8-e3a3-4f7b-87b1-f18641fba8db-1

Interations Vit ILW/DCIC with Cementitious Backfill

Buyer: RADIOACTIVE WASTE MANAGEMENT LIMITED

End date in notice: 31 Mar 2023
Value shown in notice: £272,792Published award value
Official source: Open the official Contracts Finder notice for Interations Vit ILW/DCIC with Cementitious Backfill

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-2dba8943-523b-4da8-b52c-1206e95ba755 / ocds-b5fd17-2dba8943-523b-4da8-b52c-1206e95ba755-1

Corrosion Studies to Refine our understanding of ILW container durability

Buyer: RADIOACTIVE WASTE MANAGEMENT LIMITED

End date in notice: 21 Jun 2021
Value shown in notice: £578,191Published award value
Official source: Open the official Contracts Finder notice for Corrosion Studies to Refine our understanding of ILW container durability

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-e199dd3c-dc8c-487d-a74b-5305bc68dda8 / ocds-b5fd17-e199dd3c-dc8c-487d-a74b-5305bc68dda8-1

AWE HID Wasteform Evaluation

Buyer: RADIOACTIVE WASTE MANAGEMENT LIMITED

End date in notice: 16 Apr 2018
Value shown in notice: £25,057Published award value
Official source: Open the official Contracts Finder notice for AWE HID Wasteform Evaluation

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-2d308dc3-7253-4e8f-ad25-7896ca0c25b9 / ocds-b5fd17-2d308dc3-7253-4e8f-ad25-7896ca0c25b9-1

CFM TDB Benchmark Calculations

Buyer: RADIOACTIVE WASTE MANAGEMENT LIMITED

End date in notice: 31 Mar 2018
Value shown in notice: £16,808Published award value
Official source: Open the official Contracts Finder notice for CFM TDB Benchmark Calculations

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-930ded1e-ce97-424c-89b0-ccc80d1413f5 / ocds-b5fd17-930ded1e-ce97-424c-89b0-ccc80d1413f5-1

Sealing deep site investigation boreholes

Buyer: RADIOACTIVE WASTE MANAGEMENT LIMITED

End date in notice: 31 Mar 2018
Value shown in notice: £42,896Published award value
Official source: Open the official Contracts Finder notice for Sealing deep site investigation boreholes

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-3336d194-df8f-431b-9e56-7f1b4c6e77e7 / ocds-b5fd17-3336d194-df8f-431b-9e56-7f1b4c6e77e7-1

Disposability assessment

Buyer: RADIOACTIVE WASTE MANAGEMENT LIMITED

End date in notice: 30 Mar 2018
Value shown in notice: £38,074Published award value
Official source: Open the official Contracts Finder notice for Disposability assessment

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-b398f34d-99dc-4404-8250-01ce4d4e037a / ocds-b5fd17-b398f34d-99dc-4404-8250-01ce4d4e037a-1