AwardedAwarded 26 September 2025
Trydan Project Development Services Tender - Contract Notice
Trydan Gwyrdd Cymru · Local or regional public body
In brief
Trydan Gwyrdd Cymru awarded architecture and engineering and energy work to LDA Design Consulting Ltd, BSG Ecology Ltd and CarneySweeney Limited and 1 others on 26 September 2025.
It is split into 4 lots, so a supplier can bid for part of the work.
Built from the notice's own fields. Always check the official notice before you bid.
What the notice says
Trydan is seeking to procure professional services for two wind farm developments in South Wales, from conceptual design through to securing planning consent. These services include:
• Lot 1: Environmental Impact Assessment (EIA) Support and Technical Support.
• Lot 2: Terrestrial Ecology and Ornithology.
• Lot 3: Planning Support.
• Lot 4: Civil Engineering Support.
Lots
| Lot | Trade | Value |
|---|---|---|
| Lot 1 | — | — |
| Lot 2 | — | — |
| Lot 3 | — | — |
| Lot 4 | — | — |
Who won
| Winner | Lot | Value | Dates |
|---|---|---|---|
| LDA Design Consulting Ltd (SME) | Lot 1 | £1,847,123 | 2 September 2025 to 1 September 2028 |
| BSG Ecology Ltd (SME) | Lot 2 | £985,200 | 2 September 2025 to 1 September 2028 |
| CarneySweeney Limited (SME) | Lot 3 | £264,600 | 2 September 2025 to 1 September 2028 |
| Mott MacDonald | Lot 4 | £266,156 | 1 October 2025 to 1 October 2028 |
Values as the award notice gives them, excluding VAT where stated.
Timeline
- Contract details notice · UK7, notice 060602-2025
About the buyer
Trydan Gwyrdd CymruLast 12 months
Procurements
14Awards
11Suppliers it has used most for architecture and engineering
- Dulas Ltd7 contracts
- Atmos Consulting Limited1 contract
- BSG Ecology Ltd1 contract
- Jacobs U.K. Limited1 contract
- Land Use Consultants Ltd1 contract
Similar open tenders
All open architecture and engineering tenders- £35kestimated
- £35kestimated
- £200kestimated
- Value not stated
- £600kestimated
From notice 060602-2025 on Find a Tender, first published 29 September 2025. We last checked for changes on 28 September 2026.