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                    "id": "014539-2026",
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                    "date": "2026-02-17T18:02:50Z",
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                            "name": "YORKSHIRE WATER SERVICES LIMITED",
                            "id": "GB-COH-02366682",
                            "identifier": {
                                "scheme": "GB-COH",
                                "id": "02366682"
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                            "additionalIdentifiers": [
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                                    "scheme": "GB-PPON",
                                    "id": "PXGT-3622-WXBQ"
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                            "address": {
                                "streetAddress": "Western House",
                                "locality": "Bradford",
                                "postalCode": "BD6 2SZ",
                                "country": "GB",
                                "countryName": "United Kingdom",
                                "region": "UKE41"
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                            "contactPoint": {
                                "name": "Aitana Wirz",
                                "email": "aitana.wirz@yorkshirewater.co.uk"
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                                "description": "There are no specific conditions for participation in this market engagement. Participation is voluntary and non-binding.\nIf you wish to participate but are not yet registered as a Yorkshire Water supplier, please email: Aitana.Wirz@yorkshirewater.co.uk and include the full legal company name, and the email address you wish to register. You will then be issued with a registration request link.\nIf you are already registered as a Yorkshire Water supplier on Ariba, please email Aitana.Wirz@yorkshirewater.co.uk and include your ANID number, your full company name, and your registered Ariba email address, so that the Conditions of Participation can be issued when it goes live.",
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                                "documentType": "marketEngagementNotice",
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                                "description": "Preliminary market engagement notice on Find a Tender",
                                "url": "https://www.find-tender.service.gov.uk/Notice/014539-2026",
                                "datePublished": "2026-02-17T18:02:50Z",
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                            "id": "2023/54",
                            "scheme": "UKPGA",
                            "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents"
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                        "title": "CM1225 Process Ventilation",
                        "description": "Yorkshire Water is undertaking preliminary market engagement in advance of a proposed competitive procurement process to establish a Framework Agreement for the provision of process ventilation systems and associated operational support services to support its Capital Delivery programme.\nThe proposed Framework Agreement is anticipated to operate for an initial term of four (4) years, with the option to extend for a further four (4) years. It is intended that the Framework will be the primary route for Yorkshire Water to procure ventilation services throughout its duration.\nSuccessful suppliers appointed to the Framework will work alongside Yorkshire Water Services (YWS) within Capital Delivery and may be appointed to one or both of the Lots described below.\nThe proposed Framework structure comprises two (2) Lots:\nLot 1 - Operational Requirements \nScope : The provision of inspections, assessments and maintenance of ventilation systems and assets, including:  \n•\tRoutine and statutory inspections \n•\tRisk assessments and compliance surveys \n•\tIdentification of remedial works and condition grading \n•\tPlanned and reactive maintenance \n•\tRemediation works addressing safety or performance \n•\tEmergency response  \nLot 2 - Capital Requirements \nScope: The provision of ventilation systems, including: \n•\tFull design, supply and installation of new ventilation systems \n•\tRefurbishment and upgrades of existing systems \n•\tTurnkey solutions including design, construction and commissioning  \nYorkshire Water invites suitably qualified and experienced suppliers with capability in the design, installation, maintenance and refurbishment of ventilation systems, together with associated compliance and asset management services, to express an interest in this opportunity.\nThis engagement is intended to inform the forthcoming procurement. This notice does not constitute a call for competition or a commitment to procure. \nYorkshire Water intends to issue a Conditions of Participation (SQ) in the coming weeks. The Conditions of Participation is expected to remain open for minimum twenty-five (25) days. \nSuppliers wishing to participate in the future procurement process will be required to register on SAP Ariba. Support with registration can be obtained by contacting Aitana (details below).",
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                                "additionalClassifications": [
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                                        "scheme": "CPV",
                                        "id": "39714100",
                                        "description": "Ventilators"
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                                    {
                                        "scheme": "CPV",
                                        "id": "39714110",
                                        "description": "Extraction ventilators"
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                                    {
                                        "scheme": "CPV",
                                        "id": "42520000",
                                        "description": "Ventilation equipment"
                                    },
                                    {
                                        "scheme": "CPV",
                                        "id": "71315410",
                                        "description": "Inspection of ventilation system"
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                                    {
                                        "scheme": "CPV",
                                        "id": "71321400",
                                        "description": "Ventilation consultancy services"
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                                        "country": "GB",
                                        "countryName": "United Kingdom"
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                                "relatedLot": "1"
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                            "amount": 24120000,
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                                    "startDate": "2026-06-01T00:00:00+01:00",
                                    "endDate": "2030-06-01T23:59:59+01:00"
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                            "id": "GB-COH-02366682",
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                        "legalBasis": {
                            "id": "2023/54",
                            "scheme": "UKPGA",
                            "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents"
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                        "title": "CM1225 - Ventilation",
                        "description": "•\tThe objective of this Procurement Process is to establish a Framework Agreement for the provision of Ventilation Systems and operational support services thereof to Yorkshire Water's Capital Delivery team in the next 4 years with 4 years extension option for Yorkshire Water\n•\tThis Framework Agreement is envisaged to be the nominated route for Yorkshire Water to procure Ventilation Services through the duration of the agreement. \n•\tSuccessful suppliers will be a part of the Framework and work alongside Yorkshire Water Services (YWS) in Capital Delivery, limited to the lots for which they have successfully bid.  \nThe proposed Framework structure comprises two (2) Lots:\nLot 1 - Operational Requirements\nScope : The provision of inspections, assessments and maintenance of ventilation systems and assets, including:\n• Routine and statutory inspections\n• Risk assessments and compliance surveys\n• Identification of remedial works and condition grading\n• Planned and reactive maintenance\n• Remediation works addressing safety or performance\n• Emergency response\nLot 2 - Capital Requirements\nScope: The provision of ventilation systems, including:\n• Full design, supply and installation of new ventilation systems\n• Refurbishment and upgrades of existing systems\n• Turnkey solutions including design, construction and commissioning\nYorkshire Water invites suitably qualified and experienced suppliers with capability in the design, installation, maintenance and refurbishment of ventilation systems, together with associated compliance and asset management services, to express an interest in this opportunity.",
                        "status": "active",
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                                "additionalClassifications": [
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                                        "scheme": "CPV",
                                        "id": "39714100",
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                            "amountGross": 24120000,
                            "amount": 24120000,
                            "currency": "GBP"
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                        "procurementMethod": "selective",
                        "procurementMethodDetails": "Competitive flexible procedure",
                        "procedure": {
                            "features": "Yorkshire Water will run a multi-stage procurement using the competitive flexible procedure in accordance with the Procurement Act 2023.\nStage 1 - Conditions of Participation (previously called Selection Questionnaire)\nInterested suppliers submit a Conditions of Participation. Responses are assessed against defined pass/fail Selection Criteria to determine whether suppliers meet Yorkshire Water's minimum requirements. Yorkshire Water may conduct one or more rounds of Selection and reserves the right to shortlist suppliers progressing to subsequent stages.\nStage 2 - Contractual Compliance:\nShortlisted suppliers will be invited to review and, where permitted, comment on the Proposed Contract. Yorkshire Water will refine and finalise the contract terms during this stage. Only suppliers who accept the final contract terms will progress to the ITT stage.\nStage 3 - Invitation to Tender (Quality & Commercial):\nSuppliers will submit detailed quality and commercial tenders, which will be evaluated in accordance with the award criteria set out in the ITT documentation.\nFollowing evaluation, Yorkshire Water will identify the most economically advantageous tenders and award places on the Framework.\nThe procedure structure and indicative timelines are set out in the procurement documents."
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                        "additionalProcurementCategories": [
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                        "aboveThreshold": true,
                        "techniques": {
                            "hasFrameworkAgreement": true,
                            "frameworkAgreement": {
                                "method": "withAndWithoutReopeningCompetition",
                                "type": "closed",
                                "description": "Framework operation description will be clarified in the ITT documentation."
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                        },
                        "submissionMethodDetails": "Tenders must be submitted electronically via SAP Ariba (the tender is now live and due date for Conditions of Participation submission is 20 March 2026), Yorkshire Water's e-procurement portal https://s1-eu.ariba.com/Sourcing/Main/aw?awh=r&awssk=fy5dbBftDhoBNSzh&realm=YorkshireWater&... Suppliers will not be able to view or access the tender in SAP Ariba unless they have been invited by Yorkshire Water through the portal. \nThere are no specific conditions for participation in this market engagement. Participation is voluntary and non-binding.\nIf you wish to participate but are not yet registered as a Yorkshire Water supplier, please email: Aitana.Wirz@yorkshirewater.co.uk and include the full legal company name, and the email address you wish to register. You will then be issued with a registration request link.\nIf you are already registered as a Yorkshire Water supplier on Ariba, please email Aitana.Wirz@yorkshirewater.co.uk and include your ANID number, your full company name, and your registered Ariba email address, so that you can receive the Conditions of Participation documents.",
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                            "electronicSubmissionPolicy": "allowed",
                            "languages": [
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                        "expressionOfInterestDeadline": "2026-03-20T23:59:59Z",
                        "awardPeriod": {
                            "endDate": "2026-04-30T23:59:59+01:00"
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                                "title": "Operational Requirements",
                                "description": "The provision of inspections, assessments and maintenance of ventilation systems and assets, including:  \n•\tRoutine and statutory inspections \n•\tRisk assessments and compliance surveys \n•\tIdentification of remedial works and condition grading \n•\tPlanned and reactive maintenance \n•\tRemediation works addressing safety or performance \n•\tEmergency response",
                                "status": "active",
                                "value": {
                                    "amountGross": 24120000,
                                    "amount": 24120000,
                                    "currency": "GBP"
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                                "awardCriteria": {
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                                            "type": "quality",
                                            "name": "Capability",
                                            "numbers": [
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                                                    "number": 50,
                                                    "weight": "percentageExact"
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                                            "name": "Commercial",
                                            "numbers": [
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                                                    "weight": "percentageExact"
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                                "selectionCriteria": {
                                    "criteria": [
                                        {
                                            "description": "Interested suppliers must submit their answers in the Conditions of Participation. Responses will be assessed against defined pass/fail criteria to confirm compliance with Yorkshire Water's minimum requirements. Yorkshire Water reserves the right to shortlist suppliers for subsequent stages.",
                                            "forReduction": true
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                                "contractPeriod": {
                                    "startDate": "2026-05-01T00:00:00+01:00",
                                    "endDate": "2030-05-01T23:59:59+01:00",
                                    "maxExtentDate": "2034-05-01T23:59:59+01:00"
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                                "hasRenewal": true,
                                "renewal": {
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                                "title": "Capital Requirements",
                                "description": "The provision of ventilation systems, including: \n•\tFull design, supply and instillation of new ventilation systems \n•\tRefurbishment and upgrades of existing systems \n•\tTurnkey solutions including design, construction and commissioning",
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                            "id": "GB-COH-02366682",
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                        {
                            "name": "GREENACRE ENVIRONMENTAL SYSTEMS LIMITED",
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                            "value": "Yorkshire Water is undertaking preliminary market engagement in advance of a proposed competitive procurement process to establish a Framework Agreement for the provision of process ventilation systems and associated operational support services to support its Capital Delivery programme.\nThe proposed Framework Agreement is anticipated to operate for an initial term of four (4) years, with the option to extend for a further four (4) years. It is intended that the Framework will be the primary route for Yorkshire Water to procure ventilation services throughout its duration.\nSuccessful suppliers appointed to the Framework will work alongside Yorkshire Water Services (YWS) within Capital Delivery and may be appointed to one or both of the Lots described below.\nThe proposed Framework structure comprises two (2) Lots:\nLot 1 - Operational Requirements \nScope : The provision of inspections, assessments and maintenance of ventilation systems and assets, including:  \n•\tRoutine and statutory inspections \n•\tRisk assessments and compliance surveys \n•\tIdentification of remedial works and condition grading \n•\tPlanned and reactive maintenance \n•\tRemediation works addressing safety or performance \n•\tEmergency response  \nLot 2 - Capital Requirements \nScope: The provision of ventilation systems, including: \n•\tFull design, supply and installation of new ventilation systems \n•\tRefurbishment and upgrades of existing systems \n•\tTurnkey solutions including design, construction and commissioning  \nYorkshire Water invites suitably qualified and experienced suppliers with capability in the design, installation, maintenance and refurbishment of ventilation systems, together with associated compliance and asset management services, to express an interest in this opportunity.\nThis engagement is intended to inform the forthcoming procurement. This notice does not constitute a call for competition or a commitment to procure. \nYorkshire Water intends to issue a Conditions of Participation (SQ) in the coming weeks. The Conditions of Participation is expected to remain open for minimum twenty-five (25) days. \nSuppliers wishing to participate in the future procurement process will be required to register on SAP Ariba. Support with registration can be obtained by contacting Aitana (details below)."
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                            "value": "•\tThe objective of this Procurement Process is to establish a Framework Agreement for the provision of Ventilation Systems and operational support services thereof to Yorkshire Water's Capital Delivery team in the next 4 years with 4 years extension option for Yorkshire Water\n•\tThis Framework Agreement is envisaged to be the nominated route for Yorkshire Water to procure Ventilation Services through the duration of the agreement. \n•\tSuccessful suppliers will be a part of the Framework and work alongside Yorkshire Water Services (YWS) in Capital Delivery, limited to the lots for which they have successfully bid.  \nThe proposed Framework structure comprises two (2) Lots:\nLot 1 - Operational Requirements\nScope : The provision of inspections, assessments and maintenance of ventilation systems and assets, including:\n• Routine and statutory inspections\n• Risk assessments and compliance surveys\n• Identification of remedial works and condition grading\n• Planned and reactive maintenance\n• Remediation works addressing safety or performance\n• Emergency response\nLot 2 - Capital Requirements\nScope: The provision of ventilation systems, including:\n• Full design, supply and installation of new ventilation systems\n• Refurbishment and upgrades of existing systems\n• Turnkey solutions including design, construction and commissioning\nYorkshire Water invites suitably qualified and experienced suppliers with capability in the design, installation, maintenance and refurbishment of ventilation systems, together with associated compliance and asset management services, to express an interest in this opportunity."
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                            "value": "Yorkshire Water Services Limited intends to enter into a multi-supplier framework agreement for the inspection, assessment, maintenance and remediation of specialist process ventilation systems, odour-control systems and associated assets across its operational clean water and wastewater sites.\nThe framework will provide a compliant route for the award of call-off contracts covering:\n- routine and statutory inspections;\n- risk assessments, compliance surveys and condition grading;\n- identification and reporting of remedial works;\n- planned and reactive maintenance;\n- emergency response;\n- repairs and remediation required to address safety, compliance or performance issues; and\n- associated asset information, tagging and reporting.\nThe services will support the safe and effective operation of existing ventilation assets and Yorkshire Water's compliance with relevant health, safety and environmental obligations, including COSHH and DSEAR requirements.\nCall-off contracts may be awarded to the appointed suppliers in accordance with the allocation and call-off procedures set out in the framework agreement."
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