This Government Contract opportunity from California was posted on May 20, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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HVAC Water Treatment Preventative Maintenance Services

Closed

State & Local

Submission Closed06/24/2026, 10:00:00 PM UTC

Contract Overview

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

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NAICS: 562910

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Construction of Monitoring Well AR-MW-04 for IEUA at 1158 Reservoir Site Rancho Cucamonga, CA. Project NO. EN25022.05

Solicitation # construction-monitoring-well-ar-mw-04-ieua-1158-reservoir-site-rancho-cucamonga-ca-project-no

Yellow Jacket Drilling Services, LLC is seeking subcontractors for the construction of monitoring well AR-MW-04 for IEUA at the 1158 Reservoir Site in Rancho Cucamonga, California. This solicitation, identified as Project No. EN25022.05, requires specialized services including cement pumping, waste disposal, sound wall installation, traffic control, geophysical logging, land surveying, and conductor casing installation. Interested parties must submit their responses by September 17, 2026. The primary point of contact for this opportunity is Dean Coblish. This project falls under NAICS code 562910 and is open to qualified subcontractors capable of performing these specific technical tasks within the designated California location.

Yellow Jacket Drilling Services, LLC

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Solicitation # W911XK26BA030

The U.S. Army Corps of Engineers Detroit District is soliciting a Firm-Fixed Price environmental services contract for the Tar Lake Superfund project in Mancelona Township, Michigan. This small business set-aside project focuses on the excavation and off-site disposal of approximately 172,500 tons of contaminated soil, backfilling with clean imported soils, and the expansion of a bio-sparge system. The scope includes installing new biosparge wells and air distribution piping, constructing a 160 square foot pre-engineered structure for system compressors, and performing ancillary activities such as groundwater monitoring well installation and abandonment, utility surveys, erosion control, and site restoration. The period of performance runs from October 1, 2026, to September 30, 2030, with a requirement that soil excavation and disposal begin in calendar year 2027. The contract includes a not-to-exceed cost-reimbursable line item of 50,000 dollars for site utility services, specifically for electrical service connections and initial operations. A sole-source justification is in place for Consumers Energy to provide the necessary electrical infrastructure. Bidders must adhere to strict quality control standards, including three phases of control and validation of testing laboratories by the USACE Material Testing Center. Key requirements include the submission of a bid bond via PIEE, compliance with Davis-Bacon wage determinations for heavy construction and hazardous waste removal, and a current NIST SP 800-171 DoD Assessment at the time of award. Amendment 0001 updated the specifications, bid schedule, and scoping statement, specifically changing CLIN 0007 from environmental remediation services to construction.

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IFB Solicitation for bids from qualified organizations, companies, or individuals licensed in the State of Mississippi to assist MDEQ, on an as needed basis, with professional emergency response and cleanup activities for all types of environmental hazard

Solicitation # RFx3160007908

The Mississippi Department of Environmental Quality (MDEQ) is soliciting bids under RFx3160007908 for qualified organizations licensed in Mississippi to provide professional emergency response and cleanup services for environmental hazards. This is an indefinite-delivery, as-needed contract with a maximum five-year term and a total award value of 3,000,000.00 dollars. The selected contractor must maintain a response office within Mississippi and be available 24 hours a day, 365 days a year to perform activities including spill containment, environmental sampling, decontamination, and the transport of hazardous and non-hazardous waste. Services must adhere to U.S. EPA protocols and comply with OSHA and U.S. Coast Guard inspection requirements. The contract is a firm fixed price agreement based on a maximum allowable rate schedule, with payments processed electronically via PayMode and contract management handled through MAGIC. Award is based on the lowest responsive and responsible bidder, requiring a satisfactory rating in technical performance, personnel experience, and equipment availability. Bidders must provide a bid bond of 5 percent of the total contract amount and maintain significant insurance coverage, including 1,000,000.00 dollars per occurrence for pollution liability and 5,000,000.00 dollars in excess liability. Bids are due by October 12, 2026, at 3:00 p.m. CDT.

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Lead Hazard Reduction & Healthy Homes Intervention 21 High Street, Waterbury, CT

Solicitation # 8937

The City of Waterbury is seeking sealed bids for the Lead Hazard Reduction and Healthy Homes Intervention project located at 21 High Street, Waterbury, CT. This Invitation to Bid, identified as number 8937, is currently open for bidding with a final submission deadline of September 29, 2026, at 10:30 AM. Bids must be delivered to the Office of the Director of Purchasing at City Hall, Room 103, 235 Grand Street. A critical requirement for this contract is the mandatory pre-bid conference and information session scheduled for September 21, 2026, at 10:00 AM at the project site. Attendance and sign-in at this meeting are compulsory for any bidder wishing to submit a proposal. The deadline for submitting clarifications is September 23, 2026, by 2:00 PM, and the primary point of contact for this solicitation is mmccauley@waterburyct.org.

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Wastewater Containment and Filtration Services

FA5215 766 Ess Pkp

POSTED

1 day ago

DEADLINE

in 6 days

AI Contract Overview

This contract involves providing routine maintenance services focused on the water treatment of HVAC systems, specifically targeting hot, chilled, and condenser water loops. The work includes regular inspections, chemical treatments, system balancing, and performance monitoring to ensure optimal operation and longevity of the HVAC water systems. Key tasks encompass water sampling to assess quality, corrosion inhibition to protect system components, and microbial control to prevent biological growth that could impede system efficiency. Issued by the California Department of General Services, the subcontract aims to maintain HVAC water systems through preventative measures, reducing downtime and enhancing performance. The solicitation was posted on May 20, 2026, with a response deadline set for June 24, 2026. The contract falls under the NAICS code 562910, which pertains to environmental remediation services, reflecting the focus on chemical and biological maintenance within the water loops of HVAC infrastructure.

General Info

Maintenance services for HVAC water systems including inspections, treatments, monitoring, and corrosion control.

Agency

California Department of General ServicesView Agency

NAICS

562910 - Remediation ServicesView NAICS

Place of Performance

CA, USA

Set-Aside

NONE

Documents

This scope was carved out of CR-25-265242.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

25-265242.FMD.HVACWaterTreatment

AI Contract Breakdown

Uniform Contract Format

No contract breakdown available.

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Timeline

PhaseClosed

PostedMay 20

subcontract

Response DeadlineJun 24

Deadline has passed

Submission Closed

06/24/2026, 10:00:00 PM UTC

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Organization & Contact Information

AgencyCalifornia Department of General Services

ContactsNo contacts available

OfficeN/A

Organization / Agency

California Department of General Services

View Agency Profile

Office AddressN/A

ContactsNo contact information available

Full Description

Routine inspection, chemical treatment, system balancing, and performance monitoring of hot, chilled, and condenser water loops in HVAC systems, including water sampling, corrosion inhibition, and microbial control.