System operational · UK tenders
Awarded
ocds-h6vhtk-05066b · award

Arboricultural Services

Westminster City Council

Estimated Value

Up to £16,500,000

Deadline

21 October 2025

Published

19 June 2026

Type

Not specified

LondonGBopen

Full Description

Arboricultural Services encompasses the management, care and maintenance of trees in public spaces. This includes a range of activities aimed at ensuring the health, safety and sustainability of the tree population. The authority is responsible for the maintenance of trees in parks, on our streets, and in other public and open spaces, which are crucial for environmental health and biodiversity. Services include but are not limited to:

  • Tree planting
  • Tree watering and establishment
  • Maintenance and pruning
  • Tree removal; and
  • Emergency 24-hour cover

Additionally, Arboricultural Services contribute significantly to Councils statutory town planning obligations and environmental policy initiatives, ensuring trees are embedded in polices and strategic initiatives that align with broader sustainability goals such as improved air quality, enhancing biodiversity and combating climate change, demonstrating our commitment to environmental goals and the wellbeing of our communities.

Statutory Framework

Local authorities have a Duty of Care to prevent or minimise the risk of injury or damage to property caused by tree failure to those reasonably likely to be affected. This duty arises from:

  • Occupiers’ Liability Act (1957 and 1984).
  • Health and Safety at Work Act (1974)
  • Highways Act (1980)
  • Common Law liability of Negligence and Nuisance

The Council’s tree management regime maintenance contract is required to minimise the risk of liability arising from our Duty of Care and other statutory and common law obligations.

Objectives

The overall objectives for the new contract will be but not limited to

  • Ensure the Councils statutory duties in relation to Arboricultural services are delivered.
  • Provide continued support to other areas of the Council with the aim of ensuring best value for money and a continuing high level of

performance.

  • Contribute to greening, biodiversity, social value and health & wellbeing / physical activity outcomes; and
  • Continue to deliver current priorities such as the Council's Fairer Westminster priorities, #2035, environmental targets and public

realm strategies as appropriate.

  • Ensure contract management and accountability, ensuring that the new service provider delivers on KPIs related to service quality,

environmental goals, and community engagement.

  • Ensure compliance with legal, financial, and procurement regulations.
  • Introduce greater service flexibility to accommodate future changes in priorities, such as the potential to merge responsibilities and

or deliverables with Highways or Public Realm initiatives.

  • Enhanced social value contributions, increased focus on climate action, greening and biodiversity.

Contractual activities required to meet objectives will include, but are not limited to

  • Tree surgery operations in order to maintain a healthy stock of highway trees and to minimise the risk from trees to users of the

public highway, parks and cemeteries and housing estates and properties.

  • Tree surgery operations to Council owned trees to reduce the likelihood of subsidence related damage to adjacent properties.
  • Tree removal to minimise the risks of tree failure.
  • Tree planting including site investigations, young tree watering and establishment; and
  • Providing a 24-hour emergency service to deal with urgent tree related incidents.

Requirements

The Council’s tree management regime maintenance contract is required to minimise the risk of liability arising from our Duty of Care and other statutory and common law obligations.

Contractual activities required to meet objectives will include, but are not limited to

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Award Details

Gristwood & Toms Limited

25 Mar 20261 Jun 2026 – 31 May 2032

£16,500,000

Gristwood and Toms Limited

£16,500,000

Likely incumbents

Suppliers who won similar work from this buyer in the last 5 years.

5 found
  1. 1

    Sage Care Limited

    5 contracts wonlatest 3 Feb 2026ends 13 Dec 2026

    £16m

    total awarded

  2. 2

    Health Vision UK Ltd

    5 contracts wonlatest 15 Jan 2026ends 30 Nov 2026

    £23m

    total awarded

  3. 3

    London Care Limited

    4 contracts wonlatest 24 Jun 2026ends 14 Dec 2026

    £14m

    total awarded

  4. 4

    Health Vision

    4 contracts wonlatest 3 Feb 2026ends 13 Dec 2026

    £7m

    total awarded

  5. 5

    MARSTON (HOLDINGS) LIMITED (

    3 contracts wonlatest 14 Oct 2026ends 31 Oct 2030CH 04305487

    £30m

    total awarded

Sage Care Limited is the most likely incumbent based on recency and category match. To win, bidders typically need a clearly differentiated proposition or a price advantage.

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Buyer Profile

Westminster City Council
Typepublic body
RegionUKI
Total tenders347
Total spend£3,031,614,792
View buyer profile

Key Dates

Published

19 June 2026

Submission deadline

21 October 2025

Notice type

award

Source

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