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PROCUREMENT OPPORTUNITY

HOLYROOD REPLACEMENT WORKS (HEAT EFFICIENCY SCHEME)

Southampton City Council · Tender notice on Find a Tender

Tender information last checkedLast checked 30 Sept 2026, 04:26.

Opportunity overview

1.3 We are seeking a contractor for replacing the existing heat network system with a two-pipe system served by gas boilers; all to specified standards and in a timely, consistent, cost effective and safe manner. There will also be a requirement to install new installations as required during the course of the Contract period. 1.4 The term of the contract shall be as soon as possible until November 2026 as further defined within the tender responses 1.5 Southampton City Council reserves the right, to extend the Contractor's appointment for both duration and value to include Phase 2 Design and Build Works with a potential value for phase 2 of between £2.5 - £5m. Phase 2 is currently anticipated to comprise, but shall not be limited to, the replacement of external pipework and upgrades to the boiler room. Such extension shall be subject to mutually agreed terms and conditions, including scope, programme, and remuneration with the incumbent provider required to complete a return for both methodology and price (with the fixed prices demonstrated through this tender) so that the Authority can establish if progression to Phase 2 is right for the Authority at that time. The Authority also reserve the right to not proceed with Phase 2 at all or to establish completion of Phase 2 outside of this contract via a tender.

Awarded to

Amounts belong to published awards or contracts. Where several suppliers share one value, it is labelled as shared and is not a supplier-specific allocation.

C.L.C. CONTRACTORS LIMITED

Matched by number
Published award value
£1.1m
Awarded
18 Sept 2025
Award ID
1
Status
active
Identifier
GB-COH 01230435
Location
Southampton, UKJ32, SO16 6PB, United Kingdom

Classification

  • CPV39721411 — Gas heaters
  • CPV45232141 — Heating works
  • CPV45333000 — Gas-fitting installation work

Lots

  • Lot 1£7.5m · Including VAT

Documents and notices

Published notice details

Additional information from the published procurement release. Fields appear only when supplied by the source; check the original notice and tender documents before acting.

Scope, procedure and submissions

Id
SCC-SMS-0585
Status
complete
Above Threshold
Yes
Procurement Method
open
Main Procurement Category
works
Procurement Method Details
Open procedure

Legal basis

Id
2023/54
Scheme
UKPGA

Expected award period

Ends
22 Aug 2025, 23:59

Tender Period

Ends
22 Jul 2025, 14:00

Enquiry period

Ends
15 Jul 2025, 14:00

Submission terms

Electronic Submission Policy
allowed

Languages

en

Lots and requirements

Entry 1
Id
1
Status
complete
Has Options
Yes
Has Renewal
Yes

Value

Currency
GBP
Including VAT
7,500,000

Options

Description
Southampton City Council reserves the right, to extend the Contractor's appointment for both duration and value to include Phase 2 Design and Build Works with a potential value for phase 2 of between £2.5 - £5m. Phase 2 is currently anticipated to comprise, but shall not be limited to, the replacement of external pipework and upgrades to the boiler room. Such extension shall be subject to mutually agreed terms and conditions, including scope, programme, and remuneration with the incumbent provider required to complete a return for both methodology and price (with the fixed prices demonstrated through this tender) so that the Authority can establish if progression to Phase 2 is right for the Authority at that time. The Authority also reserve the right to not proceed with Phase 2 at all or to establish completion of Phase 2 outside of this contract via a tender.

Renewal

Description
Southampton City Council reserves the right, to extend the Contractor's appointment for both duration and value to include Phase 2 Design and Build Works with a potential value for phase 2 of between £2.5 - £5m. Phase 2 is currently anticipated to comprise, but shall not be limited to, the replacement of external pipework and upgrades to the boiler room. Such extension shall be subject to mutually agreed terms and conditions, including scope, programme, and remuneration with the incumbent provider required to complete a return for both methodology and price (with the fixed prices demonstrated through this tender) so that the Authority can establish if progression to Phase 2 is right for the Authority at that time. The Authority also reserve the right to not proceed with Phase 2 at all or to establish completion of Phase 2 outside of this contract via a tender.

Suitability

Sme
Yes

Award criteria

Criteria

Criterion 1
Name
Quality
Type
quality
Description
1. Staff, resources and organograms 10% 2. Programme 12.5% 3. Project methodology 10% 4. Risk Management 10% 5. Minimising defects 10% 6. Building Safety Act 7.5% 7. Social Value 5%

Numbers

Entry 1
Number
65
Weight
percentageExact
Criterion 2
Name
Price
Type
price

Numbers

Entry 1
Number
35
Weight
percentageExact

Contract period

Ends
30 Nov 2026, 23:59
Starts
22 Aug 2025, 00:00
Max Extent Date
30 Nov 2027, 23:59

Items and delivery

Item 1
Id
1
Related Lot
1

Delivery locations

Entry 1
Region
UKJ32
Country
GB
Country Name
United Kingdom

Additional Classifications

Entry 1
Id
39721411
Scheme
CPV
Description
Gas heaters
Entry 2
Id
45232141
Scheme
CPV
Description
Heating works
Entry 3
Id
45333000
Scheme
CPV
Description
Gas-fitting installation work

Published documents

Entry 1
Id
conflictOfInterest
Description
Not published
Document Type
conflictOfInterest
Entry 2
Id
L-1
Description
Proactis home page project reference HOLYROOD REPLACEMENT WORKS (HEAT EFFICIENCY SCHEME) REQ/1000381
Document Type
biddingDocuments
Entry 3
Id
031772-2025
Format
text/html
Notice Type
UK4
Description
Tender notice on Find a Tender
Document Type
tenderNotice
Published
12 Jun 2025, 10:11

Buyer, suppliers and contacts

Organisation 1
Id
GB-PPON-PCGN-2413-RBTX
Name
Southampton City Council

Roles

buyer

Address

Region
UKJ32
Country
GB
Locality
Southampton
Postal Code
SO14 7LY
Country Name
United Kingdom
Street Address
Civic Centre, Civic Centre Road

Details

Classifications

Entry 1
Id
publicAuthoritySubCentralGovernment
Scheme
UK_CA_TYPE
Description
Public authority - sub-central government

Identifier

Id
PCGN-2413-RBTX
Scheme
GB-PPON

Contact

Name
Jason Barrett
Organisation 2
Id
GB-COH-01230435
Name
C.L.C. CONTRACTORS LIMITED

Roles

supplier

Address

Region
UKJ32
Country
GB
Locality
Southampton
Postal Code
SO16 6PB
Country Name
United Kingdom
Street Address
Unit 2 Northbrook Industrial Estate

Details

Vcse
No
Scale
large

Identifier

Id
01230435
Scheme
GB-COH

Contact

Additional Identifiers

Entry 1
Id
PPDC-8757-JZLJ
Scheme
GB-PPON

Award information

Award 1
Id
1
Date
19 Sept 2025, 00:00
Title
HOLYROOD REPLACEMENT WORKS (HEAT EFFICIENCY SCHEME)
Status
active
Above Threshold
No
Main Procurement Category
works
Assessment Summaries Date Sent
19 Sept 2025, 00:00

Items

Item 1
Id
1
Related Lot
1

Delivery locations

Entry 1
Region
UKJ32
Country
GB
Country Name
United Kingdom

Additional Classifications

Entry 1
Id
45333000
Scheme
CPV
Description
Gas-fitting installation work

Value

Amount
1,148,060
Currency
GBP
Including VAT
1,377,672

Documents

Entry 1
Id
058055-2025
Format
text/html
Notice Type
UK6
Description
Contract award notice on Find a Tender
Document Type
awardNotice
Published
19 Sept 2025, 11:41

Suppliers

Supplier 1
Id
GB-COH-01230435
Name
C.L.C. CONTRACTORS LIMITED

Milestones

Entry 1
Id
1
Type
futureSignatureDate
Status
scheduled
Due
27 Oct 2025, 23:59

Related lots

1

Contract period

Ends
31 Dec 2026, 23:59
Starts
1 Nov 2025, 00:00

Recorded locations

  • Buyer location · Southampton · UKJ32 · SO14 7LY · United Kingdom
  • Delivery location · UKJ32 · United Kingdom

Notice and amendment history

1 published notice version reviewed by ProcuraAxis.

1 VERSION
  1. ocds-h6vhtk-05474a-2025-09-19T11:41:31+01:00Tender notice on Find a Tender ·