United Kingdom · Contracts Finder award notices · Supplier record

Siemens Mobility Costain JV

Line: Transformers (CPV 31170000)Register loaded to August 2026Compiled 12 October 2026

Siemens Mobility Costain JV — United Kingdom · Contracts Finder award notices · Supplier record: 1 award notices, all years (January 2025); 1 since January 2024 (1 buyer); 1st rank in the line (of 5 suppliers · 20.0%); 4 buyers never served (4 notices in the line from them).

Assay record ASY-UK-136BX6J1NY · Cite as: Assay Systems, “Siemens Mobility Costain JV in the Contracts Finder register”, https://assay-systems.com/register/uk/siemens-mobility-costain-jv/

1
award notices, all years
January 2025
1
since January 2024
1 buyer
1st
rank in the line
of 5 suppliers · 20.0%
4
buyers never served
4 notices in the line from them

Own record by year

award notices, 2022 onward
1
20222023202420252026

Who buys from Siemens Mobility Costain JV

since January 2024
1buyers
1notices
100%top buyer
HS2100.0%
1 notice

The line

since January 2024
5award notices
5buyers
5suppliers
100.0%held by top ten

Transformers (CPV 31170000)

3
2
0
202420252026Jan–Aug
1stof 5 suppliers
1notices name Siemens Mobility Costain JV
20.0%share of the line
100.0%of 1 notice from HS2
1new suppliers since 2024

Buyers that buy the line and never named Siemens Mobility Costain JV

since January 2022
4buyers
4notices since 2024
1buyers took a new supplier
1suppliers came in that way
Cornwall Council
1 notice
Offshore Renewable Energy Catapult
1 notice
Sizewell C Limited
1 notice
United Kingdom Atomic Energy Authority
1 notice

Suppliers next to it in the line

since January 2024
DODD GROUP (SOUTH) LIMITED1 buyer
1 notice
Hall Construction Services Limited1 buyer
1 notice
Siemens Mobility Costain JV
1 notice

All 5 suppliers in the line

The extract

Every buyer, every supplier, award date, notice number and value where one is disclosed, behind the figures above.

Source: contract award notices published in Contracts Finder, UK Government, contractsfinder.service.gov.uk, from January 2022 to 31 August 2026, accessed 26 September 2026; contains public sector information licensed under the Open Government Licence v3.0, © Crown copyright.Assay Systems has changed the data.