This Subcontract opportunity from California was posted on September 23, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Millipore Water Purification System Preventive Maintenance

Closed

State & Local

Submission Closed09/28/2026, 03:00:00 PM PDT

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

Active Opportunities Like This One

NAICS: 811310

New

International

Catering Equipment, Laundry/Dishwashers, Refrigeration PPM & Reactive Maintenance

Solicitation # C489885

The Kent Community Health NHS Foundation Trust is soliciting bids for solicitation C489885 to provide Planned Preventative Maintenance (PPM) and Reactive Maintenance services. The scope of work is divided into three activity-based lots: Lot 1 for Catering Equipment, Lot 2 for Laundry and Dishwashers, and Lot 3 for Refrigeration. Because these services are activity-based, the volume of work is not guaranteed. The estimated total contract value is 550,000 GBP excluding VAT, or 640,000 GBP including VAT, with specific estimated values of 140,000 GBP for Lot 2 and 190,000 GBP for Lot 3. The contract is scheduled to run from 1 April 2027 to 31 March 2030, with the possibility of two 12-month extensions extending the term to 31 March 2032. Award decisions will be based on a weighted evaluation consisting of 70% for price, 20% for quality, and 10% for sustainability and social value. Interested parties must submit their proposals in English via the Atamis Portal by the response deadline of 21 January 2027. Sarah Woodcock serves as the primary point of contact for this procurement.

Kent Community Health Nhs Foundation Trust

POSTED

DEADLINE

Maintenance of Boilers, Boiler Water Treatment, Plate Heat Exchangers and Energy Centres Management and Maintenance

Solicitation # 6096454

The Business Services Organisation (BSO), Procurement and Logistics Service (PaLS) is soliciting a contract to provide maintenance for boilers, boiler water treatment, plate heat exchangers, and energy centres management for the Health and Social Care (HSC) in Northern Ireland. The scope of work is divided into six distinct lots: steam boilers and associated plant, steam boiler water level controls, low temperature hot water boilers and associated plant, biomass boilers and associated plant, plate heat exchangers, and energy centres management and maintenance. The total estimated contract value is 13,516,630 GBP excluding VAT, with the highest value lot being the maintenance of steam boilers and associated plant at approximately 5,547,083 GBP. The contract is scheduled to run from April 1, 2027, to March 31, 2032, with a possible extension of up to 36 months, potentially extending the performance period to March 31, 2035. Award criteria are heavily weighted toward price at 90%, with social value accounting for 10%, and a mandatory pass/fail quality assessment. The buyer reserves the right to increase the service range and make additional purchases or service requests while the contract remains valid. Tenders must be submitted in English via the electronic portal by December 14, 2026.

Northern Health and Social Care Trust

POSTED

DEADLINE

KEGENE30SB Generator repair at SHA Elkton

Solicitation # CEGENE30SB

Solicitation CEGENE30SB is an Invitation for Bids for comprehensive preventive maintenance, routine repairs, and emergency services for the backup electrical generator and associated systems at the Elkton State Highway Maintenance Facility in Maryland. This is a Small Business Reserve Procurement limited to GOSBA-certified vendors. The scope of work includes three distinct preventive maintenance schedules (Plans A, B, and C), load bank testing, and transfer switch maintenance. The contractor must provide at least one Master Electrician with three years of experience and ensure mechanics are certified by recognized training schools. Emergency services require a 24/7 on-call status with a maximum three-hour on-site response time. The contract is awarded based on the most favorable total bid price. Pricing is structured into three parts: fixed flat fees for preventive maintenance, hourly rates for scheduled and emergency repairs, and a materials markup capped between 0% and 10%. No mileage or fuel surcharges are permitted, and no deposits are accepted. Payment is made after work is performed, primarily via Electronic Funds Transfer with Net 15 terms, though credit card payments are preferred for invoices under 5,000 USD if no processing fees apply. Bids must be submitted via eMMA by November 19, 2026, and must include a signed Conflict of Interest Affidavit.

POSTED

DEADLINE

Water Treatment Maintenance & Related Services

HARRIS COUNTY DEPT OF EDUCATION

POSTED

DEADLINE

Послуги з ремонту двох колісних пар тягового візка головного вагону №09 електропоїзда ЕКр1-001

Solicitation # UA-2026-11-13-012588-a

The Passenger Company branch of JSC Ukrzaliznytsia intends to award a contract to PJSC Kryukiv Railway Car Building Plant for the repair of two wheelsets of the traction bogie for the main car No. 09 of the EKr1-001 electric train. The services are required to restore the train's functionality following an accident involving the derailment of wheelsets No. 01 and No. 02. The work is to be performed in Kremenchuk, Ukraine, with a completion deadline set for December 31, 2026. The contract is being awarded through a negotiated procurement procedure due to a lack of technical competition, as the Kryukiv Railway Car Building Plant is identified as the sole qualified provider capable of repairing these specific train models. The agreed price for the services is 1,396,800.00 UAH excluding VAT, totaling 1,676,160.00 UAH including VAT. The beneficial owners of the selected contractor are listed as Volodymyr Ivanovych Prykhodko and Nataliia Viktorivna Prykhodko.

ФІЛІЯ "ПАСАЖИРСЬКА КОМПАНІЯ" АКЦІОНЕРНОГО ТОВАРИСТВА "УКРАЇНСЬКА ЗАЛІЗНИЦЯ"

POSTED

DEADLINE

Аварійно-відновлювальний ремонт трансформаторів 3ТВ, Т-3 та 23Т (50530000-9 — Послуги з ремонту і технічного обслуговування техніки)

Solicitation # UA-2026-11-13-009789-a

This solicitation, issued by the Trypilia Thermal Power Plant of the Public Joint Stock Company Centrenergo under the Government of Ukraine, concerns the emergency restoration and repair of 3TV, T-3, and 23T transformers. The scope of work falls under the category of repair and maintenance services for technical equipment, specifically identified by code 50530000-9. The procurement process was initiated on November 13, 2026, under solicitation number UA-2026-11-13-009789-a. Performance of the contract will take place within Ukraine as specified in the documentation. Interested parties may coordinate with the primary point of contact, Irina Orlova, regarding the technical requirements and submission process.

ТРИПІЛЬСЬКА ТЕПЛОВА ЕЛЕКТРИЧНА СТАНЦІЯ ПУБЛІЧНОГО АКЦІОНЕРНОГО ТОВАРИСТВА "ЦЕНТРЕНЕРГО"

POSTED

DEADLINE

USCG Station Fire Island Attic Vents

Solicitation # 30199PR270000005

The USCG Station Fire Island Attic Vents solicitation, number 30199PR270000005, is issued by the Department of Homeland Security under Base Boston. The project involves the removal and placement of attic ventilation fans in Babylon, New York, as detailed in the Statement of Work. This solicitation was posted on November 12, 2026, with a response deadline of November 30, 2026. The work falls under NAICS code 811310 and does not utilize a specific set-aside. Contractors must adhere to strict labor and wage requirements based on the place and period of performance. Health and welfare benefits are set at 5.92 per hour or 236.80 per week, with a modified rate of 5.42 per hour or 216.80 per week for contracts covered by EO 13706. Additionally, the contract specifies uniform reimbursement rates of 3.35 per week for cleaning and maintenance. Hazardous pay differentials are available, providing an 8 percent increase for high-hazard positions and 4 percent for low-hazard positions. The contract also includes a clause regarding the prevention of DEI discrimination by federal contractors.

POSTED

DEADLINE

USNS ROBERT F KENNEDY - Lifeboat Davit Repair

Solicitation # N3220527Q7034

Military Sealift Command is soliciting a Firm-Fixed Price purchase order for the repair of lifeboat davits and sprinkler pumps aboard the USNS Robert F. Kennedy (T-AO 208). This is a sole source requirement specifically reserved for the Original Equipment Manufacturer, Palfinger Marine USA; any offers from other vendors will not be considered. The scope of work includes providing a technical solution to resolve operating deficiencies for the No. 1 and No. 2 lifeboat sprinkler pumps as indicated by USCG 835, conducting annual operational tests of launching appliances, and submitting an approved mitigation plan for review by ABS/USCG. All work must adhere to IMO Resolution MSC.402(96), USCG NVIC 03-19, and the Davit P-LD24 maintenance manual. The period of performance is scheduled from November 10, 2026, to November 13, 2026, with the place of performance located onboard the vessel. Award is contingent upon the submission of a technically acceptable quote at a fair and reasonable price, which must include a detailed breakdown of labor categories, rates, hours, travel costs, and parts. Invoicing and payment will be processed electronically through the Wide Area WorkFlow (WAWF) system. The contract incorporates various FAR and DFARS clauses, including requirements for SAM registration, the Buy American program, and prohibitions on foreign-made unmanned aircraft systems.

POSTED

DEADLINE

NLV Pharos Engine Overhaul

Solicitation # TPHA/ENGI/2692

The Northern Lighthouse Board is seeking an experienced contractor for a 40,000 hour major service overhaul of the starboard forward Wärtsilä L20 marine engine on board the NLV Pharos, a DP(AA) Buoy Tender. The scope of work includes preparatory work on cylinder heads, a mechanical overhaul of the power assembly including the bottom-end, crankshaft, pistons, liners, and main bearings, and the overhaul of pumps and ancillary components such as thermostats and the LO cooler. The project concludes with the reassembly of fuel pumps and injectors, recording measurements on Wärtsilä Record Sheets, and final commissioning and trials. All spare parts and consumables will be provided by the Northern Lighthouse Board, and the contractor will be provided with accommodation and subsistence for the duration of the service. The contract, identified as solicitation TPHA/ENGI/2692, has an estimated value of 40,000 GBP excluding VAT. The award will be based on a weighted criteria of 70 percent price and 30 percent quality, with a particular suitability for small and medium-sized enterprises. Tenders must be submitted via the Delta e-sourcing portal by 2:00pm on 27 November 2026. The service is expected to take place on board the NLV Pharos, with onboarding and disembarkation on the east coast of Scotland, primarily between 4 January 2027 and 20 January 2027, with a possible extension to 31 March 2027 under exceptional circumstances.

Northern Lighthouse Board

POSTED

DEADLINE

Specialized Generator Overhaul and Major RepairThis subcontract for Specialized Generator Overhaul and Major Repair involves performing critical mechanical and electrical services on emergency generators for prime contractors working on Massachusetts Bay Transportation Authority projects. The scope of work includes complex electrical troubleshooting, major component replacement, and full engine rebuilds, utilizing precision machining tools and heavy lifting equipment to deliver fully functional systems with warranty certification. The project is governed by strict regulatory requirements, including compliance with Massachusetts General Laws chapter 30 section 39M and adherence to prevailing wage standards. Interested parties must note the response deadline of December 9, 2026, for this specialized technical engagement categorized under NAICS code 811310.

Massachusetts Bay Transportation Authority

POSTED

DEADLINE

Light Tower Inspection and MaintenanceThis subcontract for the Massachusetts Bay Transportation Authority involves providing inspection and preventative maintenance services for light towers on various facility projects. The selected contractor will be responsible for evaluating mechanical and electrical systems and testing power sources and lighting elements utilizing specialized testing equipment and mobile service vehicles. The primary deliverables include the maintenance of operational light towers and the submission of comprehensive inspection reports. The contract requires strict adherence to prevailing wage standards and compliance with Massachusetts General Laws chapter 30 section 39M. Interested parties must submit their responses by the deadline of December 9, 2026. This opportunity falls under NAICS code 811310 and is designed to support prime contractors operating within MBTA facilities.

Massachusetts Bay Transportation Authority

POSTED

DEADLINE

Diesel Generator Maintenance and Testing ServicesThis subcontract for Diesel Generator Maintenance and Testing Services involves providing preventative maintenance, service, inspection, and testing for permanent and portable diesel generators on MBTA emergency power projects. The scope of work covers units ranging from 150kW to over 500kW across several major brands, including Cummins, Caterpillar, Kohler, Onan, and Generac. Contractors are expected to utilize brand-specific diagnostic tools and load bank testing equipment to ensure all units are fully operational and delivered with comprehensive maintenance logs. The project requires strict adherence to Massachusetts General Laws chapter 30 section 39M. Interested parties must note that the response deadline is December 9, 2026. This effort falls under NAICS code 811310 and supports prime contractors in maintaining critical emergency power infrastructure for the Massachusetts Bay Transportation Authority.

Massachusetts Bay Transportation Authority

POSTED

about 23 hours ago

DEADLINE

in 26 days

AI Contract Overview

This subcontract involves the manufacturer-recommended preventive maintenance, calibration, and sanitization of Millipore Elix and Milli-Q water purification systems for prime contractors working on San Mateo County agency projects. The scope of work includes conducting critical measurements for water quality, conductivity, resistivity, and TOC, as well as verifying system pressure, flow, and alarms. The selected provider will perform cleaning and sanitization according to manufacturer schedules and is responsible for delivering comprehensive maintenance service and performance reports. The project is located in San Mateo, California, under NAICS code 811310, with a response deadline of September 28, 2026.

General Info

Maintenance, calibration, and sanitization of water purification systems in San Mateo, California.

Agency

California → County of San Mateo

NAICS

811310 - Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance

Place of Performance

San Mateo, CA, 94402, USA

Set-Aside

NONE

Documents

This scope was carved out of 2027-RFP - Informal-00125.

The full solicitation package (2 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Deionized Water Filtration System Maintenance

AI Contract Breakdown

Uniform Contract Format

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Timeline

PhaseClosed

PostedSep 23

subcontract

Response DeadlineSep 28

Deadline has passed

Submission Closed

09/28/2026, 03:00:00 PM PDT

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Organization & Contact Information

AgencyCalifornia → County of San Mateo

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → County of San Mateo

Office AddressN/A

ContactsNo contact information available

Full Description

Performs manufacturer-recommended preventive maintenance, calibration, and sanitization of Millipore Elix and Milli-Q water purification systems for prime contractors on San Mateo County agency projects. Conducts water-quality, conductivity, resistivity, and TOC measurements; verifies system pressure, flow, and alarms. Performs cleaning and sanitization per manufacturer schedules. Delivers completed maintenance service and performance reports.