ºÚÁÏÉç

Construction Contract Leads

Scope

Description

The London Borough of Hillingdon (Hillingdon) currently manages and maintains the domestic gas installations of approximately 10,000 tenanted Council properties.

The objectives of this contract are to appoint one service provider (contractor) to carry out the servicing, responsive breakdown maintenance, installation and remedial works to maintain London Borough of Hillingdon's' gas fired appliances, central heating and hot water system installations in a legally compliant and serviceable condition and to the current Gas Safety, Installation and use Regulations.

The works will consist of:

• The annual Landlords Gas Safety Inspection and issue of (L.G.S.R.)

• Service of London Borough of Hillingdon's Gas fired Appliances - annually (domestic appliances)

• Gas safety checks for void properties and re-commissioning

• Semi comprehensive breakdown and repair cover 24 hour service (3 star) all year round

• Other responsive repairs and replacement works as required and as priced in the Pricing Schedule

• Reactive boiler installations (to specification) when approved by LB Hillingdon.

See tender pack for full specification.

The London Borough of Hillingdon provides no guarantee regarding the volume of works/services to be instructed under this Contract.

Total value (estimated)

• £14,000,000 excluding VAT
• £16,800,000 including VAT

Above the relevant threshold

Contract dates (estimated)

• 25 September 2026 to 24 September 2030
• Possible extension to 24 September 2032
• 6 years

Description of possible extension:

The contract will be for 4 years with the option to extend for a further 2, making a maximum of 6 years, subject to contractor performance and requirements of the Council.

Main procurement category

Services

CPV classifications

• 45331110 - Boiler installation work
• 50531100 - Repair and maintenance services of boilers

Contract locations

• UKI74 - Harrow and Hillingdon

Participation

Technical ability conditions of participation

Gas Safe Registration

ACS qualifications (CCN1 + appliance modules)

Or equivalents.

See tender pack for full details of all pass/fail and bidder requirements.

Particular suitability

Small and medium-sized enterprises (SME)

Submission

Tender submission deadline

1 April 2026, 1:00pm

Submission address and any special instructions

All tender documents will be made available via the tender portal:

Tenders may be submitted electronically

Yes

Languages that may be used for submission

English

Award decision date (estimated)

17 July 2026

Award criteria

Other information

Description of risks to contract performance

Changes to regulations / standards.

Estate condition risks, unexpected deterioration of assets/Asset Failure Beyond Expected Levels.

Budgetary changes.

Hillingdon Council Policy changes.

Technological Changes & Product Withdrawals.

External Factors Affecting Labour, Safety or Delivery.

Conflicts assessment prepared/revised

Yes

Procedure

Procedure type

Open procedure

Contracting authority

London Borough of Hillingdon

• Public Procurement Organisation Number: PHZZ-4724-NYPH

Civic Centre

Uxbridge

UB8 1UW

United Kingdom

Email: procurement [at] hillingdon.gov.uk

Region: UKI74 - Harrow and Hillingdon

Organisation type: Public authority - sub-central government