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The ThermoChimie project (Thermo-Chimie (version applicative 4.4.0)) is a thermodynamic database development project, co-funded by Nuclear Waste Services, NIRAS-ONDRAF, and Andra.
A robust, traceable, exhaustive, and dependable thermodynamic database is essential for underpinning a future Environmental Safety Case for the surface, near-surface or deep geological disposal of radioactive waste, as well as to perform a range of sensitivity and scoping calculations in support of ongoing research activities.
Phase 4 of the ThermoChimie project is planned to start in February 2026. The ThermoChimie Phase 4 Framework has the overall objective of providing both specialist and non-technical support resource to the consortium, in the form of a range of desk-based and experimental data generation/selection activities. Outlined activities are in support of the four key project success factors: (i) database traceability, (ii) consistency, (iii) east of use, and (iv) exhaustivity.
Framework contract: £625,000 total value shared among 6 suppliers. Estimated equal shares shown below.
| Supplier | Identifier | Est. Share | Lots Won | Cross-References |
|---|---|---|---|---|
| Amentum Clean Energy Limited | 01120437 | ~£104,167 | 3 lots Lot 1 · Lot 3 · Lot 4 | - |
| Amphos 21 Consulting S.L. | 15771339 | ~£104,167 | 4 lots Lot 1 · Lot 2 · Lot 3 · Lot 4 | - |
| BRGM | Procurement ID: PMPR-7342-VBHR | ~£104,167 | 3 lots Lot 1 · Lot 3 · Lot 4 | - |
| Galson Sciences Limited | 02738897 | ~£104,167 | 2 lots Lot 1 · Lot 2 | - |
| National Nuclear Laboratory | 03857752 | ~£104,167 | 3 lots Lot 1 · Lot 3 · Lot 4 | LOBBYIST Lodestone Oxford Limited (6 quarters) Quatro Public Relations Limited (1 quarter) |
| SCK CEN | Procurement ID: PHTR-3116-QXHL | ~£104,167 | 2 lots Lot 1 · Lot 3 | - |
Taken from this notice, not from Companies House. Check the original notice — details change and are not updated here.
This procurement was divided into 4 lots, each awarded separately. 15 bids were received in total.
| Lot | Value | Bids Received | Awarded To | Status |
|---|---|---|---|---|
| Lot 1 Feb 2026 – Jan 2029 | £500,000 | 3 | BRGM SCK CEN | active |
| Lot 2 Feb 2026 – Jan 2029 | £500,000 | 2 | active | |
| Lot 3 Feb 2026 – Jan 2029 | £500,000 | 5 | BRGM SCK CEN | active |
| Lot 4 Feb 2026 – Jan 2029 | £500,000 | 5 | BRGM | active |
Weightings from the notice, applied to every lot.
Government spending data: These suppliers have received £289,654,623 in 919 payments (over £25k) from BEIS, DESNZ, Ministry of Defence, DEFRA, UKRI (2016-08-04 to 2026-03-24).