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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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Nuclear Decommissioning Authority — page 2 | Bidwake

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Nuclear Decommissioning Authority

Public buyer record

Nuclear Decommissioning Authority

This page summarises the contracts and suppliers linked to this buyer in published notices. Values come from those notices.

Buyer summary

Award records: 355
Value counted: £1.2bn
Named suppliers: 188
Values not counted: 97

Names and identifiers

Some buyers appear under more than one published name. Bidwake joins these names when an identifier or other evidence points to the same organisation.

Linked name variants: 63 names joined
Identifier scheme: GB-PPON
Published identifier: GB-PPON:PVDH-2346-PXDL

Buyer record sections

Award history
Supplier relationships
Contracts ending

Award history

Published records by year

Totals include values only when they can be added without obvious duplication. Framework totals and inconsistent values stay on their records but are not added here.

Annual award records and published values included in totals
Year	Awards	Value counted	Values not counted
2026	48	£26,492,046	1
2025	68	£698,795,114	0
2024	75	£243,135,319	0
2023	48	£145,076,296	0
2022	3	£3,432,250	0
2021	2	£99,125	0
2020	1	£7,000,000	0
2018	6	£19,600,000	3
2016	6	£7,416,415	0
2015	1	£251,476	0

Supplier relationships

Supplier relationships by value counted

Suppliers are ordered by published value assigned to one supplier, then by award count. Values shared between suppliers or marked as inconsistent are not assigned.

Public buyerNuclear Decommissioning Authority

Alexander Mann Solutions Limited1 award · £522,300,000 published value
Alexander Mann Solutions Limited1 award · £113,500,000 published value

Published end dates

Contracts with end dates in the next 24 months

Page 2 of 6 · 102 awards.

DMOX 3D Audiovisual
Supplier: ORANO LIMITED
End date in notice
31 Dec 2026
Value shown in notice
£162,000Published award value
Official source
Open the official Contracts Finder notice for DMOX 3D Audiovisual
View record references
Source
Contracts Finder
Award or lot reference
ocds-b5fd17-346c3bdc-d19c-4199-baea-da8d04b2a010 / ocds-b5fd17-346c3bdc-d19c-4199-baea-da8d04b2a010-1
Early careers activities
Supplier: CareerMap Ltd.
End date in notice
31 Dec 2026Date from the linked contract
Value shown in notice
£13,000Value from the linked contract
Official source
Open the official Find a Tender notice

National Nuclear Laboratory27 awards · £106,876,989 published value

IRON MOUNTAIN (UK) PLC1 award · £65,000,000 published value

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

Alexander Mann Solutions Limited1 award · £522,300,000 published value
Alexander Mann Solutions Limited1 award · £113,500,000 published value
National Nuclear Laboratory27 awards · £106,876,989 published value · 2 values excluded or shared
IRON MOUNTAIN (UK) PLC1 award · £65,000,000 published value
Computacenter (UK) Limited1 award · £45,500,000 published value
Clarity Travel Limited t/a Clarity1 award · £42,500,000 published value
SOPRA STERIA LIMITED2 awards · £36,197,140 published value
PA CONSULTING SERVICES LIMITED1 award · £25,000,000 published value
PERK UK LIMITED1 award · £20,000,000 published value
TUV SUD LIMITED72 awards · £16,342,249 published value · 6 values excluded or shared

for Early careers activities

About this figure

This figure comes from the linked contract record. Overall totals continue to use the separately published award value.

View record references

Source: Find a Tender
Award or lot reference: ocds-h6vhtk-056c49 / 1

NSAN Membership

Supplier: national skills academy for nuclear limited

End date in notice: 31 Dec 2026Date from the linked contract
Value shown in notice: £11,025Value from the linked contract
Official source: Open the official Find a Tender notice for NSAN Membership

About this figure

This figure comes from the linked contract record. Overall totals continue to use the separately published award value.

View record references

Source: Find a Tender
Award or lot reference: ocds-h6vhtk-06026c / 1

Record Logging System

Supplier: Doc Works Ltd

End date in notice: 31 Dec 2026Date from the linked contract
Value shown in notice: £51,379Value from the linked contract
Official source: Open the official Find a Tender notice for Record Logging System

About this figure

This figure comes from the linked contract record. Overall totals continue to use the separately published award value.

View record references

Source: Find a Tender
Award or lot reference: ocds-h6vhtk-065fc5 / 1

12 Month membership of the Institution of Civil Engineers

Supplier: Institution of Civil Engineers

End date in notice: 31 Dec 2026Date from the linked contract
Value shown in notice: £15,000Value from the linked contract
Official source: Open the official Find a Tender notice for 12 Month membership of the Institution of Civil Engineers

About this figure

This figure comes from the linked contract record. Overall totals continue to use the separately published award value.

View record references

Source: Find a Tender
Award or lot reference: ocds-h6vhtk-06ce81 / 1

Value increase (50%) to NDA Commercial Surge Partner

Supplier: Deloitte LLP

End date in notice: 8 Jan 2027
Value shown in notice: £1,500,000Published award value
Official source: Open the official Contracts Finder notice for Value increase (50%) to NDA Commercial Surge Partner

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-a42ccca1-6b69-4a43-957b-d28a4467a03f / ocds-b5fd17-a42ccca1-6b69-4a43-957b-d28a4467a03f-2

Value increase (50%) to NDA Commercial Surge Partner

Supplier: Deloitte LLP

End date in notice: 8 Jan 2027
Value shown in notice: £1,000,000Published award value
Official source: Open the official Contracts Finder notice for Value increase (50%) to NDA Commercial Surge Partner

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-a42ccca1-6b69-4a43-957b-d28a4467a03f / ocds-b5fd17-a42ccca1-6b69-4a43-957b-d28a4467a03f-1

Step Change Membership

Supplier: Step Change in Safety Limited

End date in notice: 31 Jan 2027Date from the linked contract
Value shown in notice: £26,500Value from the linked contract
Official source: Open the official Find a Tender notice for Step Change Membership

About this figure

This figure comes from the linked contract record. Overall totals continue to use the separately published award value.

View record references

Source: Find a Tender
Award or lot reference: ocds-h6vhtk-05e03d / 1

Nuclear Week in Parliament Sponsorship 2027 Sponsorship

Supplier: Nuclear Industry Association

End date in notice: 31 Jan 2027Date from the linked contract
Value shown in notice: £11,500Value from the linked contract
Official source: Open the official Find a Tender notice for Nuclear Week in Parliament Sponsorship 2027 Sponsorship

About this figure

This figure comes from the linked contract record. Overall totals continue to use the separately published award value.

View record references

Source: Find a Tender
Award or lot reference: ocds-h6vhtk-06ab72 / 1

Room / Desk Booking Collaborative Procurement

Supplier: Matrix Booking Limited

End date in notice: 6 Feb 2027
Value shown in notice: £446,571Published award value
Official source: Open the official Contracts Finder notice for Room / Desk Booking Collaborative Procurement

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-5b0de168-5e38-4fb6-ac90-3b0d0b78626c / ocds-b5fd17-5b0de168-5e38-4fb6-ac90-3b0d0b78626c-1

Website Accessibility

Supplier: ZOONOU LIMITED

End date in notice: 22 Feb 2027
Value shown in notice: £98,500Published award value
Official source: Open the official Contracts Finder notice for Website Accessibility

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-e15519d6-55b3-4f98-842a-c78c8568b72e / ocds-b5fd17-e15519d6-55b3-4f98-842a-c78c8568b72e-1

Membership BIC

Supplier: Business in the Community

End date in notice: 28 Feb 2027Date from the linked contract
Value shown in notice: £10,750Value from the linked contract
Official source: Open the official Find a Tender notice for Membership BIC

About this figure

This figure comes from the linked contract record. Overall totals continue to use the separately published award value.

View record references

Source: Find a Tender
Award or lot reference: ocds-h6vhtk-05aa50 / 1

NDA Legal Panel 2025

Supplier: Addleshaw Goddard LLP; Burges Salmon LLP; DLA Piper; DWF Law LLP; Dentons UK and Middle East LLP; Gowling WLG (UK) LLP; Mills & Reeve; Pinsent Masons; TLT LLP

End date in notice: 31 Mar 2027
Value shown in notice: £5,000,000Whole award value; not assigned to one supplier
Official source: Open the official Contracts Finder notice for NDA Legal Panel 2025

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-d23655a8-e86e-402c-96b3-36360db0d2b4 / ocds-b5fd17-d23655a8-e86e-402c-96b3-36360db0d2b4-1

NDA/C17430/15 - NDA Legacy Waste Cave 5

Supplier: National Nuclear Laboratory

End date in notice: 31 Mar 2027
Value shown in notice: £638,606Published award value
Official source: Open the official Contracts Finder notice for NDA/C17430/15 - NDA Legacy Waste Cave 5

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-19171ff0-7c7f-450b-b2e4-84b48ab44f76 / ocds-b5fd17-19171ff0-7c7f-450b-b2e4-84b48ab44f76-1

Independent advice to the Remuneration Committees

Supplier: Korn Ferry (UK) Ltd

End date in notice: 31 Mar 2027
Value shown in notice: £500,000Published award value
Official source: Open the official Contracts Finder notice for Independent advice to the Remuneration Committees

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-abb8c2f3-bca3-4561-9343-38830bd78478 / ocds-b5fd17-abb8c2f3-bca3-4561-9343-38830bd78478-1

C29663.002 - SF R&D Support

Supplier: TUV SUD LIMITED

End date in notice: 31 Mar 2027
Value shown in notice: £136,931Published award value
Official source: Open the official Find a Tender notice for C29663.002 - SF R&D Support

View record references

Source: Find a Tender
Award or lot reference: ocds-h6vhtk-06c99c / 1

Non-Executive Director Development Training

Supplier: Institute Of Directors

End date in notice: 31 Mar 2027
Value shown in notice: £88,060Published award value
Official source: Open the official Contracts Finder notice for Non-Executive Director Development Training

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-156ac6aa-6983-4884-8c63-07a39dd084a0 / ocds-b5fd17-156ac6aa-6983-4884-8c63-07a39dd084a0-1

Head Hunting Services to source an NDA Chair of the Board.

Supplier: RUSSELL REYNOLDS ASSOCIATES LIMITED

End date in notice: 31 Mar 2027
Value shown in notice: £70,000Published award value
Official source: Open the official Contracts Finder notice for Head Hunting Services to source an NDA Chair of the Board.

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-0a4a8bbb-7ffd-4847-b94d-b8d75d76d0a5 / ocds-b5fd17-0a4a8bbb-7ffd-4847-b94d-b8d75d76d0a5-1

Applicant Tracking System

Supplier: Tribepad Limited

End date in notice: 31 Mar 2027
Value shown in notice: £39,200Published award value
Official source: Open the official Contracts Finder notice for Applicant Tracking System

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-9326a1e3-617a-4e04-b4ec-9947577c00ef / ocds-b5fd17-9326a1e3-617a-4e04-b4ec-9947577c00ef-1

OpenText Optimised Assist 2026-2027

Supplier: OPENTEXT UK LTD

End date in notice: 31 Mar 2027Date from the linked contract
Value shown in notice: £133,540Value from the linked contract
Official source: Open the official Find a Tender notice for OpenText Optimised Assist 2026-2027

About this figure

This figure comes from the linked contract record. Overall totals continue to use the separately published award value.

View record references

Source: Find a Tender
Award or lot reference: ocds-h6vhtk-067e15 / 1

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