This Subcontract opportunity from California was posted on September 22, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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High-Voltage Transformer and Load Tap Changer (LTC) Repair

Closed

State & Local

Submission Closed11/05/2026, 10:00:00 AM PST

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

SLED

ELEVATOR PREVENTATIVE MAINTENANCE & EMERGENCY REPAIR SERVICES

Solicitation # AF-2027-08

The City of Seguin is seeking a primary contractor for elevator preventative maintenance and emergency repair services at all city-owned facilities. The initial contract term runs from December 1, 2026, through September 30, 2027, with five optional one-year renewal periods. The scope of work includes a minimum of 12 scheduled maintenance visits per unit annually, 24/7/365 emergency response for outages and entrapments, and the coordination of annual load testing and safety inspections. All work must adhere to strict regulatory standards, including ASME A17.1/CSA B44, ASME A17.3, ASME QEI-1, NFPA 70, the Texas Elevator Safety Act, and 2010 ADA Standards. Award decisions are based on a best-value evaluation, with the highest weight placed on the cost proposal (30%), followed by firm qualifications (20%), technician certifications (15%), and emergency response capability (15%). Additional weight is given to maintenance methodology (10%), safety records (5%), and public-sector references (5%), with a preference applied to local vendors. The pricing structure requires a base monthly PM fee, incremental inspection fees, standard and emergency hourly labor rates, and a fixed material markup percentage. Contractors must provide comprehensive insurance, submit a Conflict of Interest Questionnaire and Form 1295, and certify compliance with various Texas state statutes regarding non-discrimination and boycott restrictions.

POSTED

DEADLINE

LEKTRIEVERS and MOVABLE SHELVING UNITS MAINTENANCE SERVICE CONTRACT-BASE PLUS FOUR OPTION YEARS WESTERN AREA POWER ADMINISTRATION DESERT SOUTHWEST REGIONThe Western Area Power Administration, under the Department of Energy, is forecasting a maintenance service contract for Lektrievers and movable shelving units within the Desert Southwest Region. This requirement is designated as a small business set-aside under NAICS code 811310, with the primary place of performance located in Arizona. The contract structure consists of a base year with four additional option years. Business and Office System Services LLC is listed as the incumbent contractor for these services. Interested parties may coordinate with the Small Business Program Managers for further information regarding this upcoming procurement.

Western Area Power Administration

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Heavy Equipment Inspection Services, Indefinite Delivery/Indefinite Quantity Contract, Western Area Power Administration, Desert Southwest RegionThe Western Area Power Administration, under the Department of Energy, is forecasting an Indefinite Delivery/Indefinite Quantity contract for heavy equipment inspection services within the Desert Southwest Region. This procurement is designated as a small business set-aside under NAICS code 811310, focusing on specialized inspection and testing requirements for heavy machinery. The current incumbent for these services is American Inspection and Test Inc. Interested parties can coordinate with the Small Business Program Managers for further details regarding this upcoming requirement.

Western Area Power Administration

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Hydraulic Pumping Unit (HPU) Maintenance and Parts SupplyThis subcontract, issued by the Department of Defense under the W7MX Uspfo Activity Caang 129 agency, focuses on the maintenance and parts supply for Hydraulic Pumping Units associated with Delta Scientific DSC501 barriers at Moffett Federal Airfield. The selected provider will be responsible for supplying specialized hydraulic fluids, seals, and components, while performing critical technical services including preventative maintenance, leak detection, and troubleshooting. To ensure operational readiness, the contractor must deliver fully functional HPUs and detailed maintenance logs. The opportunity is designated as a total Small Business Set Aside under NAICS code 811310. Due to the technical nature of the work, the contractor is required to hold certification in high-pressure hydraulic systems. Interested parties must submit their responses by November 17, 2026, for performance at the facility located in zip code 94035.

W7MX Uspfo Activity Caang 129

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Specialized Maintenance and Inspection of Delta Scientific DSC501 BarriersThis small business set-aside subcontract involves providing specialized maintenance and inspection services for Delta Scientific DSC501 wedge barriers and hydraulic pumping units at Moffett Federal Airfield. The scope of work includes performing monthly, quarterly, and annual preventative maintenance, as well as mandatory annual inspections conducted in accordance with UFC 4-022-01 standards. The selected contractor will support prime contractors on Air Force facility projects and is required to deliver detailed quarterly service reports and inspection checklists. To ensure technical compliance, the contract requires technicians with a minimum of three years of experience specifically in military safety barrier control systems. This opportunity is managed under the Department of Defense through the W7MX Uspfo Activity Caang 129, with a response deadline of November 17, 2026. The work is categorized under NAICS code 811310 and will be performed in the 94035 zip code area.

W7MX Uspfo Activity Caang 129

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Halon Fire Extinguisher Inspection and CertificationThis small business set-aside subcontract involves providing specialized inspection and maintenance for 33 Amerex model 600k, 150lb Halon Fire Extinguishers supporting Florida Air National Guard projects. The selected contractor will perform technical inspections to ensure operational readiness and strict compliance with halon emissions reduction requirements, ultimately delivering certified inspection reports and fully operational equipment. The project is managed under the Department of Defense for the W7M2 Uspfo Activity Flang 125, with performance located in zip code 32218. A critical requirement for this contract is that personnel must hold an EPA Section 608 Technician Certification in accordance with 40 CFR Part 82, Subpart F. The response deadline for this opportunity is July 13, 2027.

W7M2 Uspfo Activity Flang 125

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DEADLINE

129 CEF - AVB Maintenance Services

Solicitation # PANNGB-27-P-0000042953

The 129th Rescue Wing at Moffett ANGB, California, is conducting market research via a Sources Sought notice to identify potential providers for the maintenance and inspection of two Delta Scientific DSC501 wedge barriers and one hydraulic pumping unit. The required services include monthly, quarterly, and annual preventative maintenance and a mandatory annual inspection to ensure the systems effectively stop threat vehicles while protecting drivers. The scope of work encompasses a wide range of technical tasks, including utility and site verification, excavation, earthwork, the construction of a concrete display pad, aircraft support and anchoring features, static grounding, lightning protection, solar-powered perimeter lighting, and stormwater drainage improvements. This requirement is categorized under NAICS code 811310 for Commercial and Industrial Machinery and Equipment Repair and Maintenance, with a small business size standard of 12.5 million dollars. The government is seeking responses from interested prime contractors, specifically small businesses, to determine if there is adequate competition to justify a set-aside. Interested vendors must submit a written notice of intent not exceeding five pages, including a list of similar projects from the past five years, an outline of resources and key personnel, and proof of socioeconomic status. Technical personnel must possess at least three years of experience in maintaining military safety barrier control systems, and the lead technician must have documented experience in troubleshooting and repairing traffic control systems. All work will be performed at the 129 RQW parking apron at Moffett Federal Airfield and the contractor's place of business, with invoicing handled through the Wide Area Workflow system.

W7MX Uspfo Activity Caang 129

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Halon Bottle Inspection

Solicitation # W50S6Y27RA002

The 125 Fighter Wing of the Florida Air National Guard in Jacksonville, Florida, is conducting market research through a Sources Sought notice to identify responsible sources for the 12-year hydrostatic testing, recharge, or repair of 33 Amerex model 600k, 150lb Halon fire extinguishers. This action is intended to determine the availability of capable contractors and assist in establishing the appropriate Small Business Set-Aside category. The proposed North American Industry Classification System code is 811310, Commercial and Industrial Machinery and Equipment Repair and Maintenance, which carries a size standard of 12.5 million dollars. To be considered, contractors must provide documentation proving they are EPA approved Section 608 technician certified under 40 CFR Part 82, Subpart F, and comply with Subpart H requirements for halon emissions reduction. Interested parties must be registered in the System for Award Management and submit an electronic response including a completed cover sheet, business identification details, small business category, and up to two examples of similar past performance. This notice is for informational purposes only and does not constitute a request for proposal or a commitment by the government to award a contract.

W7M2 Uspfo Activity Flang 125

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DEADLINE

Fire Extinguisher Recharging and RefillingThis subcontract involves the provision of specialized labor and equipment to recharge and refill fire extinguishers for prime contractors working on UNHCR facility projects in Chad. The scope of work includes restoring pressure levels to operational standards and refilling units according to manufacturer specifications for CO2 (2kg-10kg), ABC Powder (1kg-100kg), and Water + Additive (6L-9L) extinguishers. The selected provider must utilize adapted recharging systems capable of handling various extinguishing agents to ensure all units are delivered fully pressurized and functional. This operational support is categorized under NAICS code 811310 and is specifically designated for performance within Chad to maintain safety standards across UNHCR facilities.

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MAINTENANCE DES EXTINCTEURS (VERIFICATION ET RECHARGE) DE TOUS LES BUREAUX POUR LE COMPTE DU HCR AU TCHAD Yaneko Foka Passiri BERAL - [email hidden], Téléphone: +235 66201764

Solicitation # HCR/NDJ/ITB/006/2026

UNHCR is soliciting bids for a framework agreement to provide preventive and corrective maintenance for fire extinguishers across all its offices in Chad. The contract covers a firm period of 24 months with an optional 12-month extension. The scope of work includes annual regulatory verifications, recharging, and repairs for a wide variety of extinguisher types, including CO2, ABC, and water-additive units. All maintenance must be performed on-site, and the provider is required to use a workshop equipped with pressure control and recharging systems. Key deliverables include the application of visible tracking labels on each unit and the submission of electronic reports within five business days of intervention. The contract will be awarded to a single provider based on the lowest evaluated total cost among technically compliant offers. Technical compliance is determined by a Pass/Fail evaluation requiring valid accreditation, at least two relevant references, qualified personnel, and a detailed methodology for the eleven locations. The provider must commit to a maximum 72-hour response time for urgent corrective interventions. Payments will be processed in FCFA via bank transfer within 30 days of receipt of a payment request, following UNHCR's confirmation of the completed works. All spare parts used must strictly adhere to manufacturer specifications and fire safety standards.

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DEADLINE

Mitsubishi UPS System Preventative Maintenance and Technical SupportThis subcontract focuses on providing specialized preventative maintenance and technical support for Mitsubishi 2033C Series UPS units at California Office of Emergency Services facility projects in Sacramento. The scope of work includes executing quarterly, semi-annual, and annual maintenance schedules, performing full load bank testing, and providing 24/7 emergency repair services. Contractors are required to deliver detailed maintenance checklists and comprehensive annual service reports to ensure system reliability. To qualify, providers must hold a California C-10 Electrical License and possess factory-specific training on Mitsubishi systems. Strict adherence to NFPA 70E and Cal-OSHA safety standards is mandatory. The solicitation was posted on November 6, 2026, with a response deadline of November 23, 2026, falling under NAICS code 811310.

Office of Emergency Services

POSTED

DEADLINE

Boiler Preventative Maintenance and CalibrationThis subcontract for Boiler Preventative Maintenance and Calibration supports prime contractors on projects for the California Department of Corrections & Rehabilitation in San Diego. The scope of work involves performing monthly system maintenance, conducting NIST-traceable calibrations, and executing conductivity tests. The contractor is responsible for maintaining detailed instrument logbooks, applying calibration stickers, and ensuring emergency repairs are completed within an eight-hour window. The agreement spans a 36-month period and requires the delivery of monthly maintenance reports and documented system uptime. Classified under NAICS code 811310, the contract ensures critical facility systems remain operational and compliant with regulatory standards through consistent preventative care and precise instrumentation calibration.

California Department of Corrections & Rehabilitation

POSTED

2 days ago

DEADLINE

in 23 days

AI Contract Overview

This subcontract for the City of Glendale involves specialized mechanical and electrical repairs on power transformers and Load Tap Changers. The scope of work includes replacing door gaskets, pressure relief devices, PV bleeders, and both stationary and moving contact sets, followed by high-voltage testing to ensure the delivery of a fully operational transformer system. Eligible providers must hold a valid California contractor's license, maintain DIR registration, and possess at least 10 years of experience working within utility environments. Responses for this opportunity are due by November 5, 2026.

General Info

Mechanical and electrical transformer repairs for City of Glendale. Due November 5, 2026.

Agency

California → Purchasing Department of City of Glendale

NAICS

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

Place of Performance

CA, USA

Set-Aside

NONE

Documents

This scope was carved out of 404304.

The full solicitation package (4 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

TRANSFORMER & LTC REPAIR

AI Contract Breakdown

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Timeline

PhaseClosed

PostedSep 22

subcontract

Response DeadlineNov 5

Deadline has passed

Submission Closed

11/05/2026, 10:00:00 AM PST

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Organization & Contact Information

AgencyCalifornia → Purchasing Department of City of Glendale

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → Purchasing Department of City of Glendale

Office AddressN/A

ContactsNo contact information available

Full Description

Performs specialized mechanical and electrical repairs on power transformers and Load Tap Changers (LTC) for prime contractors on City of Glendale utility projects. Replaces stationary and moving contact sets, door gaskets, Pressure Relief Devices (PRD), and PV bleeders. Performs high-voltage testing to verify repairs. Requires CA contractor's license, DIR registration, and 10 years of utility environment experience. Delivers a tested, operational transformer system.