Published date: 18 December 2025

Open opportunity - This means that the contract is currently active, and the buying department is looking for potential suppliers to fulfil the contract.


Closing: 16 January 2026, 4pm

Contract summary

Industry

  • Horticultural products - 03121000

  • Agricultural buildings construction work - 45213240

Location of contract

Northern Ireland

Value of contract

£80,000

Procurement reference

ESOP1000101

Published date

18 December 2025

Closing date

16 January 2026

Closing time

4pm

Contract start date

22 January 2026

Contract end date

13 March 2026

Contract type

Works

Procedure type

Open procedure (below threshold)

Any interested supplier may submit a tender in response to an opportunity notice.

This procedure can be used for procurements below the relevant contract value threshold.

Contract is suitable for SMEs?

Yes

Contract is suitable for VCSEs?

No

Description

Tender Opportunity - Tree Nursery Phase 2 Polytunnel Installation
The National Trust invites tenders for the supply, delivery, and erection of polytunnels as part of Phase 2 of our Tree Nursery development at Mount Stewart, Portaferry Road, Newtownards, Co. Down, BT22 2AD

Scope of Works
1 x 16m x 24m Twin Span Polytunnel
1 x 13m x 36m Twin Span Polytunnel
2 x 9m x 26m Single Span Polytunnels

Works include design, build, and installation on a prepared gravel/screed base, with manual roll-up ventilation sides and pest-resistant mesh.

Why This Matters
This project supports the expansion of our tree nursery infrastructure, enabling sustainable planting and conservation efforts across Northern Ireland.

Key Dates

Deadline for responses - 16th January 2026 (4pm)
Appointment confirmed - 19th January 2026
Completion deadline - 13th March 2026

The tender is being conducted via the Proactis Plaza portal.
http://www.proactisplaza.com/

Search for The National Trust in the opportunities section and follow the instructions.

How to apply

Follow the instructions given in the description or the more information section.

About the buyer

Contact name

Dominic Tarn

Address

Heelis
SWINDON
SN22NA
England

Telephone

0123456789

Email

dominic.tarn@nationaltrust.org.uk