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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 4 | 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 4 of 6 · 108 records.

Production of Licence Condition 15 Periodic Review
Buyer: Nuclear Restoration Services Limited (Dounreay)
End date in notice
31 Aug 2026
Value shown in notice
£802,365Published award value
Official source
Open the official Contracts Finder notice for Production of Licence Condition 15 Periodic Review
View record references
Source
Contracts Finder
Award or lot reference
ocds-b5fd17-ff1d89c5-1734-4728-97b7-725dec5a344c / ocds-b5fd17-ff1d89c5-1734-4728-97b7-725dec5a344c-1
DNWP0011/LOT1A/ CALDER R1 Discharge Bay Service Disconnections
Buyer: Sellafield Ltd
End date in notice
28 Aug 2026
Value shown in notice
£126,418Published 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 DNWP0011/LOT1A/ CALDER R1 Discharge Bay Service Disconnections

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-4a87ed8c-4e84-41dc-93f3-6e6b3872e0f4 / ocds-b5fd17-4a87ed8c-4e84-41dc-93f3-6e6b3872e0f4-1

PFR Raffinate Cement Trials

Buyer: NRS Dounreay

End date in notice: 10 Jul 2026
Value shown in notice: £85,878Published award value
Official source: Open the official Contracts Finder notice for PFR Raffinate Cement Trials

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-1e5b32e7-b9cb-49cb-af3b-63dc4b210d4e / ocds-b5fd17-1e5b32e7-b9cb-49cb-af3b-63dc4b210d4e-1

DNWP Framework Digital Client Lead

Buyer: Sellafield Ltd

End date in notice: 6 Jul 2026
Value shown in notice: £95,000Published award value
Official source: Open the official Contracts Finder notice for DNWP Framework Digital Client Lead

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-cc4e7996-e67a-445d-9315-f2be122a1087 / ocds-b5fd17-cc4e7996-e67a-445d-9315-f2be122a1087-1

BATs - Corrosion of Carbon Steel

Buyer: Nuclear Waste Services Limited

End date in notice: 6 Jul 2026
Value shown in notice: £260,635Published award value
Official source: Open the official Contracts Finder notice for BATs - Corrosion of Carbon Steel

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-b9d811f5-da9b-43fc-9b9f-f2eb073ee211 / ocds-b5fd17-b9d811f5-da9b-43fc-9b9f-f2eb073ee211-1

CSSF-002 - GDF Criticality Safety Methodology and Assessments

Buyer: Nuclear Waste Services Limited

End date in notice: 31 May 2026
Value shown in notice: £40,000Whole award value; not assigned to one supplier
Official source: Open the official Contracts Finder notice for CSSF-002 - GDF Criticality Safety Methodology and Assessments

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-b5fd17-80416bbd-3d0a-4a38-95ac-cd18934853e8 / ocds-b5fd17-80416bbd-3d0a-4a38-95ac-cd18934853e8-1

TO381 PFLOTRAN Stage 3

Buyer: Nuclear Waste Services Limited

End date in notice: 29 May 2026
Value shown in notice: £295,356Published award value
Official source: Open the official Contracts Finder notice for TO381 PFLOTRAN Stage 3

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-e7467fd0-e441-4ac7-b52d-7497ad21fc8b / ocds-b5fd17-e7467fd0-e441-4ac7-b52d-7497ad21fc8b-1

ESC-L2-TO391A, B & C: Level 2 Report Support

Buyer: Nuclear Waste Services Limited

End date in notice: 30 Apr 2026
Value shown in notice: £329,988Whole award value; not assigned to one supplier
Official source: Open the official Contracts Finder notice for ESC-L2-TO391A, B & C: Level 2 Report Support

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-b5fd17-4d6d12aa-9dba-42d9-a58e-05bad51d8bd0 / ocds-b5fd17-4d6d12aa-9dba-42d9-a58e-05bad51d8bd0-1

TO386 Assessment of Selective Trench Retrievals

Buyer: Nuclear Waste Services Limited

End date in notice: 1 Apr 2026
Value shown in notice: £86,732Published award value
Official source: Open the official Contracts Finder notice for TO386 Assessment of Selective Trench Retrievals

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-ad42d236-5f03-497b-98fb-a658da568903 / ocds-b5fd17-ad42d236-5f03-497b-98fb-a658da568903-1

Harwell Meashill Tunnel Remediation Works

Buyer: Nuclear Restoration Services Limited

End date in notice: 31 Mar 2026
Value shown in notice: £25,526Published award value
Official source: Open the official Contracts Finder notice for Harwell Meashill Tunnel Remediation Works

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-382a7ee9-1950-4721-9955-a3a87e48600f / ocds-b5fd17-382a7ee9-1950-4721-9955-a3a87e48600f-1

DNWP00013/LOT1A/ Lot 1A - Management (Core Team) FY 25/26

Buyer: Sellafield Limited

End date in notice: 31 Mar 2026
Value shown in notice: £219,923Published award value
Official source: Open the official Contracts Finder notice for DNWP00013/LOT1A/ Lot 1A - Management (Core Team) FY 25/26

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-93540b59-d1bd-4a8c-a59f-181878a6e3d1 / ocds-b5fd17-93540b59-d1bd-4a8c-a59f-181878a6e3d1-1

Feasibility of automated sample collection using a quadruped robot

Buyer: UK Atomic Energy Authority

End date in notice: 31 Mar 2026
Value shown in notice: £194,602Published award value
Official source: Open the official Contracts Finder notice for Feasibility of automated sample collection using a quadruped robot

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-bf89e356-5a78-4195-bb9d-d82f8f08f993 / ocds-b5fd17-bf89e356-5a78-4195-bb9d-d82f8f08f993-1

DNWP0009/LOT1A/ Minor Tasks & Redundant Assets FY 25/26

Buyer: Sellafield Limited

End date in notice: 31 Mar 2026
Value shown in notice: £3,383,176Published award value
Official source: Open the official Contracts Finder notice for DNWP0009/LOT1A/ Minor Tasks & Redundant Assets FY 25/26

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-4e3262ac-cc2b-469e-88b3-28e0c65bb869 / ocds-b5fd17-4e3262ac-cc2b-469e-88b3-28e0c65bb869-1

Contracts for Innovation Competition Fusion Industry Challenges: Novel shielding materials and technologies for fusion

Buyer: UK Atomic Energy Authority

End date in notice: 31 Mar 2026
Value shown in notice: £3,083,562Whole award value; not assigned to one supplier
Official source: Open the official Contracts Finder notice for Contracts for Innovation Competition Fusion Industry Challenges: Novel shielding materials and technologies for fusion

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-c31b1fb3-f9ef-4e11-a903-bc3a81f6a586 / ocds-b5fd17-c31b1fb3-f9ef-4e11-a903-bc3a81f6a586-1

Fully Networked Command, Control and Communications (FNC3)

Buyer: MINISTRY OF DEFENCE

End date in notice: 31 Mar 2026
Value shown in notice: £533,121Published award value
Official source: Open the official Contracts Finder notice for Fully Networked Command, Control and Communications (FNC3)

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-9f8e5d3f-63ef-4140-bdcc-74f7268c0dfd / ocds-b5fd17-9f8e5d3f-63ef-4140-bdcc-74f7268c0dfd-1

Environmental Samples and Effluent Analysis

Buyer: Nuclear Restoration Services Limited

End date in notice: 31 Mar 2026
Value shown in notice: £71,421Published award value
Official source: Open the official Contracts Finder notice for Environmental Samples and Effluent Analysis

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-fb94c1f7-9fee-4eb1-98da-d1593b818293 / ocds-b5fd17-fb94c1f7-9fee-4eb1-98da-d1593b818293-1

Simulation Software

Buyer: UK Atomic Energy Authority

End date in notice: 31 Jan 2026
Value shown in notice: £360,000Whole award value; not assigned to one supplier
Official source: Open the official Contracts Finder notice for Simulation Software

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-b5fd17-5d854440-063a-4bcc-88fe-874705892230 / ocds-b5fd17-5d854440-063a-4bcc-88fe-874705892230-1

Design of Steelwork Repairs and Ventilation Replacement

Buyer: Nuclear Restoration Services Limited (Dounreay)

End date in notice: 23 Jan 2026
Value shown in notice: £112,297Published award value
Official source: Open the official Contracts Finder notice for Design of Steelwork Repairs and Ventilation Replacement

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-b7273a82-8ac3-4de4-87ab-a4dffbf5ace9 / ocds-b5fd17-b7273a82-8ac3-4de4-87ab-a4dffbf5ace9-1

(04 - EDWM&R) IG25-11 - Groupwide Areas of Research Interest

Buyer: Nuclear Decommissioning Authority

End date in notice: 31 Dec 2025
Value shown in notice: £57,554Published award value
Official source: Open the official Contracts Finder notice for (04 - EDWM&R) IG25-11 - Groupwide Areas of Research Interest

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-113f37ab-1bcf-451a-9c9e-6cff3e61ad02 / ocds-b5fd17-113f37ab-1bcf-451a-9c9e-6cff3e61ad02-1

GK25-15 - Grand Challenges

Buyer: Nuclear Decommissioning Authority

End date in notice: 15 Dec 2025
Value shown in notice: £89,194Published award value
Official source: Open the official Contracts Finder notice for GK25-15 - Grand Challenges

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-228dcb69-9712-49c4-bf6b-e16b328d200a / ocds-b5fd17-228dcb69-9712-49c4-bf6b-e16b328d200a-1

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