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PORTOSAN COMPANY, LLC

Subsidiary ofUNITED SITE SERVICES OF CALIFORNIA, INC.UEI: KSGHA1E7EZ63

PORTOSAN COMPANY, LLC is a federal contractor, registered under UEI KSGHA1E7EZ63. It has been awarded $20,000 in federal contracts. Primary work spans Septic Tank and Related Services and Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers. Top awarding agencies include Department Of Defense.

Contact Information

Registration and classification details

Registration

UEI Code

KSGHA1E7EZ63

Federal Contracting Overview

Award totals, agency breakdown, NAICS distribution, and geographic footprint.

AI Capability Profile

Portosan Company, LLC provides specialized facility maintenance and equipment supply services. Their core capabilities include the provision of septic tank and related sanitation services, as well as the wholesale supply of plumbing and hydronics heating equipment. The company has established a per...

Key Performance Metrics

Awards Count

2

All time

Active

0

Currently performing

Completed

2

Past period of performance

Total Awards

All time

Contracts

Prime · all time

Subcontracts

Sub · all time

Grants

Prime · all time

Subgrants

Sub · all time

Award Analytics & Distribution

Awards by Agency

Department Of Defense$20.0K100%

Awards by NAICS

562991 - Septic Tank and Related Services$15.0K75%423720 - Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers$5.0K25%

Awards by Agency Over Time

Awards by Place of Performance

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Auxiliary Lake Intake Sediment and Debris Removal

Solicitation # ITB-15-2027

The City of Murfreesboro, through its Water Resources Department, is soliciting sealed bids under ITB-15-2027 for the inspection and cleaning of the Auxiliary Lake Intake. The scope of work requires the removal of all submerged sediment and debris, as well as the clearing of foreign materials such as sticks and trash from the river side of the intake to prevent blockages. Key deliverables include a DVD video of the inspection and a written report with color photos assessing all major components of the intake structure, including a 36-inch diameter intake pipe approximately 50 feet in length. Sediment must be captured using an approved method, such as a filtering sock, and the city designee must approve the containment method before work begins. The contract will be awarded to the lowest responsive and responsible bidder. Bidders must submit one electronic copy of their proposal via the OpenGov portal by November 13, 2026, at 8:00 PM CST. Successful contractors must maintain comprehensive general liability insurance of at least 1,000,000 dollars, along with automotive and workers compensation policies. Payment is issued within 30 days of receiving a monthly invoice, with final payment withheld until all work is approved by Joe Russell of the Water Resources Department. All work must comply with city, county, state, and federal regulations, and the contractor must provide a standard manufacturer's warranty for all goods and services.

Water Resources

POSTED

about 14 hours ago

DEADLINE

Commercial Diving and Wet Well CleaningThis subcontract for the West Travis County Public Utility Agency involves the submerged cleaning of raw water intake wet wells. The selected contractor will be responsible for removing silt, sediment, and organic debris through the use of underwater pressure washing, pumping, and diver-operated vacuuming. To ensure project completion, the contractor must provide a certified commercial dive team and a qualified dive supervisor, and all personnel must hold confined-space entry certifications. The scope of work requires the delivery of fully cleaned wet well interiors, supported by digital video and photographic documentation captured both before and after the cleaning process. Interested parties must submit their responses by November 3, 2026, in accordance with the solicitation guidelines provided by the agency.

WEST TRAVIS COUNTY PUBLIC UTILITY AGENCY

POSTED

about 15 hours ago

DEADLINE

RFQ - Raw Water Wet Well Cleaning

Solicitation # RFQ-RawWaterWetWellCleaning

The West Travis County Public Utility Agency (WTCPUA) is soliciting sealed quotes for the cleaning of two raw water intake wet wells located at its facility in Austin, Texas. The scope of work involves the removal of sediment, silt, and organic debris from the floors and walls of Wet Well No. 1 and No. 2 using commercial diving services, such as diver-operated vacuuming and pressure washing. To maintain operational continuity, the contractor must clean the wells one at a time and coordinate all shutdown and return-to-service activities with WTCPUA Operations. The project is intended for completion in December 2026, and the deadline for submitting sealed quote packages is November 3, 2026. Qualified contractors must demonstrate experience with submerged utility structures and provide certifications for the commercial dive team and supervisor. Deliverables include pre- and post-cleaning digital video and photographs, daily field tickets, and a final written report summarizing the work and disposal records. Quotes must be itemized across seven specific categories, including mobilization, labor, equipment, and sediment disposal. The contractor is responsible for all safety plans, OSHA compliance, and the legal transport and disposal of all removed materials. Awarding will be made in the best interest of the Agency based on the submitted qualifications, technical approach, and pricing.

WEST TRAVIS COUNTY PUBLIC UTILITY AGENCY

POSTED

about 15 hours ago

DEADLINE

PEO-M Undersea Test Shape and Cradle Assessment Event (AE)

Solicitation # PEO_M_Undersea_Test__Shape_and_Cradle_AE

Department Of Defense

POSTED

about 17 hours ago

DEADLINE

Area of Interest (AoI) – Metal Cleaning and Finishing Services

Solicitation # W911KF25SC002-AoI0016

The Army Contracting Command Anniston Army Depot is seeking innovative commercial solutions for depot-level metal cleaning, surface preparation, and finishing services for combat vehicle components. This requirement, issued under solicitation W911KF25SC002-AoI0016, encompasses chemical stripping, alkaline immersion cleaning, and abrasive media cleaning to remove paint, corrosion, scale, and carbon. The scope includes a wide array of plating and coating processes such as anodizing, chromate conversion, black oxide, electroless nickel, hard chrome, zinc, tin, copper, and phosphate. The government anticipates utilizing a Multiple Award Task Order Contract structure to ensure technical redundancy and coverage. Key performance requirements include a strict seven-working-day turnaround time and the contractor's responsibility for the secure pick-up and delivery of parts to and from the depot in Alabama. Offerors must demonstrate significant facility capabilities, including specific tank and oven dimensions, crane clearances, and the capacity to handle high-volume part streams of varying sizes. A rigorous quality assurance approach is mandatory, requiring the ability to perform various ASTM and MIL-SPEC tests, such as salt spray, adhesion, and hydrogen embrittlement, either in-house or through certified laboratories. Evaluation will be based on technical feasibility, the safety and efficiency of cleaning methods, innovation in eco-friendly processing, and the robustness of quality control systems. Additionally, the government will assess the offeror's track record with hazardous material management and compliance with environmental regulations. Interested parties must submit a written Solution Brief by October 28, 2026, including a Rough Order of Magnitude or unit pricing structure for evaluation.

Department Of Defense

POSTED

about 17 hours ago

DEADLINE

Water Pump Rental and OperationThis subcontract for Water Pump Rental and Operation involves providing high-capacity water pumps and operational services for prime contractors working on North Dakota Department of Transportation water management and emergency drainage projects. The selected provider is responsible for the deployment and operation of pumping equipment to facilitate water removal and diversion as directed by the agency. To qualify for these services, the contractor must utilize water pumps with a minimum size of 6 inches. Interested parties must submit their responses by the deadline of November 3, 2026, for this project categorized under NAICS code 562991.

POSTED

DEADLINE

RFP-730-UofH-3152 Lift Station & Trap Maintenance Services FY27

Solicitation # RFP-730-UofH-3152

The University of Houston is soliciting proposals under RFP-730-UofH-3152 for lift station and trap maintenance services for fiscal year 2027. The scope of work requires a contractor to provide pump-out, cleaning, and routine maintenance for the university's lift stations as well as grease, lint, and grit traps. Key deliverables associated with these services include hydrojetting, video inspection, and the transportation and disposal of all collected waste. All proposals must be submitted electronically through the University of Houston JAGGAER Sourcing Event Portal by the deadline of November 9, 2026, at 11:00 PM UTC. Submissions via any other method will not be accepted, and respondents must maintain a JAGGAER supplier account to participate. The primary point of contact for this solicitation is Selene Cisneros.

University of Houston

POSTED

DEADLINE

Heating Supplies SupplierThis subcontract agreement establishes a partnership with a supplier to provide heating-specific components and materials for facility projects managed by the Board of Education of School District No. 39 in Vancouver. The scope of work includes the delivery of radiators, boiler and furnace parts, and other heating system components as specified in Schedule 1. All supplied goods must adhere to industry standards for institutional use and be delivered directly to designated Board locations. The supplier is responsible for managing inventory and overseeing reverse logistics for any damaged goods. This procurement process is managed under the Province of British Columbia, with a response deadline set for November 9, 2026. The contract focuses on ensuring that prime contractors have the necessary high-quality materials to maintain and upgrade heating systems across the school district's facilities.

The Board of Education of School District No 39 (Vancouver)

POSTED

DEADLINE

ITQ26 - 38AMR Plumbing and Heating Supplies

Solicitation # ITQ26-38AMR

The Board of Education of School District No. 39 (Vancouver) is issuing an Invitation to Quote (ITQ26-38AMR) to establish a formal contract for the supply and delivery of plumbing and heating supplies on an as-required basis. The objective is to secure competitive pricing and consistent supply to support the operational and project needs of the Board's Materials Services and Maintenance Departments. The resulting contract will feature fixed pricing for an initial term of one year, with an expected award date of November 20, 2026. Proponents must provide all-inclusive pricing, including delivery to the Board's sites, for the products listed in Schedule 1 or propose equivalent or superior alternatives. All goods must meet industry standards and be suitable for institutional maintenance use. The contractor is responsible for all costs associated with the return and replacement of damaged or defective goods. Award decisions will be based on the best overall value to the Board, determined by a point-based ranking system. Quotations must be submitted in English via the BC Bid website by the deadline of November 9, 2026. Submissions must follow the format prescribed in Appendix B and include the required entity identification. Electronic files must be clearly named with the ITQ number, the tenderer's name, and the total number of files submitted. Email submissions are not acceptable.

The Board of Education of School District No 39 (Vancouver)

POSTED

DEADLINE

Septic Tank Pumping Services

Solicitation # PKS-IFB-27-0429

The City of Phoenix Parks and Recreation Department is soliciting offers for septic tank pumping services under solicitation PKS-IFB-27-0429. The contract involves providing all labor, equipment, and materials for the pumping, testing, transportation, and disposal of waste at various city park locations. The agreement is for a five-year term starting February 1, 2027, with no options for extension. Services must be available 24 hours a day, 365 days a year, with strict response requirements: emergency and after-hours requests require a response within two hours and on-site arrival within four hours, while non-emergency services must be completed by 5:00 P.M. the next business day. Awards will be granted to responsive and responsible offerors based on technical capability, resource availability, safety records, and performance history. The pricing structure is firm and fixed for the first year, categorized by gallon capacities ranging from 0 to 5,000 gallons, with an additional fee for emergency or holiday responses. Contractors must adhere to rigorous safety and regulatory standards, including OSHA labeling for hazardous materials, heat safety mitigation starting April 1, 2026, and compliance with Title VI non-discrimination acts. Administrative requirements include submitting a complete certificate of insurance within 14 days of a recommended award and maintaining current safety data sheets on-site. Invoices are processed within thirty to forty-five calendar days following the receipt of a correct invoice.

Parks and Recreation

POSTED

DEADLINE

CLEAN OUT AND PROPER DISPOSAL OF SLUDGE AND DEBRIS FROM OIL SEPARATOR TANKS

Solicitation # B-26-155

Solicitation B-26-155, issued by the Middlesex County Department of Infrastructure Management on October 19, 2026, seeks a qualified contractor to provide all labor, equipment, and supervision for the quarterly removal of sludge and debris from oil separator tanks and sediment basins. The scope of work specifically includes cleaning services at 96 and 97 Apple Orchard Lane in North Brunswick, 750 Jernee Mill Road in Sayreville, and 1001 Fire Academy Drive in Sayreville. Additionally, the contractor must perform hydro jet cleaning of storm sewer pipes and ensure all removed materials are disposed of at an approved DEP offsite facility. All work must be completed without leaving spillage or debris on site, and disposal tickets must be submitted as documentation. The contract will be awarded to the responsible bidder offering the lowest overall cost, which may be evaluated based on a base bid, selected options, or unit prices. Bidders must comply with the New Jersey Prevailing Wage Act and the Davis-Bacon Act, and they are required to submit extensive documentation, including a non-collusion affidavit, corporate resolution, and certifications regarding non-debarment and ADA compliance. Payment is processed through the Board of County Commissioners on a 60-day cycle following the receipt of a properly executed invoice. Electronic bids are due by November 10, 2026, via the Middlesex County Electronic Procurement Portal.

Department of Infrastructure Management

POSTED

DEADLINE

Plumbing Supplies for Iowa School for the Deaf

Solicitation # 005-RFB-3123-2027

Solicitation 005-RFB-3123-2027 is a request for bids to provide plumbing supplies, materials, components, and tools to the Iowa School for the Deaf. The contract supports the school's in-house facilities personnel in maintaining its residential campus, including academic buildings, dormitories, and administrative offices. The vendor will provide items on an as-needed basis via timely pick-up or delivery, with shipping required to be FOB Destination, Freight Prepaid. The initial contract term runs from December 1, 2026, to November 30, 2027, with the possibility of mutual renewals for up to five years. Bidders must submit a cost proposal featuring two components: firm percentage discounts and net unit prices for core market basket items, and flat percentage discounts for broader product categories based on manufacturer MSRP. Awards will be determined objectively using a weighted combination of the total extended cost of core items and average category discounts. Required submission documents include a cost proposal, three customer references, a certification regarding prohibited company status under Iowa Code section 12K.1(4), and a disclosure of terminations, litigation, and debarment. Payment terms are set at sixty days per Iowa Code 8A.514, with a preference for the State of Iowa's Purchasing Card Program.

POSTED

DEADLINE

Army Contracting Command – Red River Army Depot (ACC-RRAD) Organic Industrial Base (OIB) Modernization Commercial Solutions Opening (CSO)

Solicitation # W911RQ-27-S-C001

The Army Contracting Command – Red River Army Depot (ACC-RRAD) has issued Commercial Solutions Opening (CSO) W911RQ-27-S-C001 to modernize its Organic Industrial Base (OIB). This initiative focuses on Convergent Manufacturing, seeking innovative commercial items, technologies, and services in areas such as digital twins, automation, cyber security, and agile facilities to enhance the Defense Manufacturing Base. The CSO utilizes a streamlined acquisition process authorized by DFARS Subpart 212-70, allowing both traditional and non-traditional defense contractors to compete for FAR Part 12 commercial item contracts. The overall solicitation remains open until September 30, 2027, with a general period of performance for awarded solutions typically not exceeding 12 months. The procurement is executed through specific Areas of Interest (AoIs), which have included requirements for micro trucks, industrial parts washer leasing and maintenance, and fire suppression system repairs for Building 431. The evaluation process is conducted in three phases: an initial solution brief, a presentation or pitch, and a final Commercial Solutions Proposal. Technical evaluations prioritize responsiveness to the AoI, technical merit, and innovation, while price proposals must be determined as fair and reasonable. Awardees must be registered in the System for Award Management (SAM) and possess a Unique Entity ID. Specific project requirements may include strict adherence to military marking standards, environmental liability insurance, and certification by registered professional engineers.

Department Of Defense

POSTED

DEADLINE

26 MEU Rural Urban Training Exercise - Basic Life Support

Solicitation # M2710027QSD01

Solicitation M27100-27-Q-SD01 is a firm-fixed-price, total small business set-aside contract for basic life support services to support the 26th Marine Expeditionary Unit Rural Urban Training Exercise. The requirement involves the rental, delivery, maintenance, and removal of portable toilets, dual-spigot potable hand-washing stations, 4000W floodlight towers, and 3-cubic-yard commercial dumpsters. Services will be performed across multiple tactical and operational sites, including Fort Stewart, Hunter Army Airfield, and Wright Army Airfield in Georgia. The overall period of performance is from October 28, 2026, to November 24, 2026, with specific site schedules varying. The contractor must provide a single point of contact to coordinate 24/7 operations, ensuring that equipment malfunctions are acknowledged within two hours and resolved within six hours. Dumpsters must be emptied every two days, and all grey water disposal must comply with environmental regulations. Award will be made to the responsible quoter determined to be most advantageous based on price, technical capability, and past performance, with a 10 percent price evaluation preference applied to HUBZone small business concerns. Quotes must price all line items in aggregate to be considered responsive and must adhere to the specified Georgia wage determinations for Liberty and Long counties.

Commanding General

POSTED

DEADLINE

in about 11 hours

Environmental Compliance ContractorThe Environmental Compliance Contractor subcontract involves the implementation and management of water pollution and erosion control measures for prime contractors on California Department of Transportation projects. The selected contractor is responsible for installing critical infrastructure, including silt fences, erosion control blankets, and water filtration or diversion systems, to ensure the delivery of a fully operational pollution control system. All work must be performed in strict accordance with Section 14 regarding Environmental Stewardship and Section 21 regarding Erosion Control. This opportunity is categorized under NAICS code 562991, with a response deadline set for November 18, 2026.

California Department of Transportation

POSTED

DEADLINE

Solicitation # 460-275-20 E

The Orange Water and Sewer Authority (OWASA) is soliciting bids for the procurement and delivery of new water pipe materials for the Booker Creek Rd. Water Main Replacement Project. The scope includes the supply of various materials such as 8-inch and 6-inch RJ DI pipe, 2-inch SDR 17 pipe, EPDM gripper gaskets, tracer wire, blue water tape, and associated fittings like tapping saddles and fire hydrants. All materials must be new and strictly conform to the OWASA Plans and the January 2025 Manual of Standards, Specifications, and Design. Bidders are required to provide all necessary parts to ensure a fully functioning assembly. The contract will be awarded to the lowest responsive and responsible bidder. Key requirements for responsiveness include the submission of a notarized bid with a total lump sum price, a detailed price breakdown, and a proposed pipe delivery schedule that ensures construction can proceed without delay starting in January 2026. All materials must be delivered to OWASA by December 14, 2026. Additionally, bidders must submit several mandatory certifications, including E-Verify, Non-Collusion, Conflict of Interest, and certifications regarding the Iran Divestment Act and the Companies Boycotting Israel Divestment Act. The deadline for questions is November 2, 2026, and the final response deadline is November 10, 2026.

Orange Water & Sewer Authority

POSTED

DEADLINE

Septic Pump-Out Services, Bruce Peninsula National Park

Solicitation # 5P300-26-0067/A

Parks Canada Agency is soliciting a Standing Offer for as-and-when requested septic pump-out services for facilities within Bruce Peninsula National Park. The initial term begins January 1, 2027, and runs through December 31, 2027, with the possibility of four additional one-year extensions through December 31, 2031. The contractor is responsible for the pumping, transportation, and disposal of sewage, primarily at the Municipality of Northern Bruce Peninsula Sewage Lagoon, with regular services anticipated annually between May 1 and November 30. The total financial limit for call-ups against the Standing Offer is 125,000 dollars, excluding applicable taxes, and payment is based on firm unit prices per litre. Bids must be submitted by November 10, 2026, exclusively via fax to 1-877-558-2349 or email to soumissionsest-bidseast@pc.gc.ca, with a maximum file size of 15 megabytes. Award is based on the lowest evaluated price, provided the offer is compliant and meets Canadian content requirements, specifying that at least 80 percent of the total price must consist of Canadian goods or services. The contractor must maintain daily service records and provide monthly reporting. All work must be performed in accordance with the National Park Act and applicable environmental, health, and safety legislation.

Parks Canada Agency

POSTED

DEADLINE

Asbestos Abatement and Removal ServicesThis subcontract for Asbestos Abatement and Removal Services involves the removal of asbestos-containing materials for prime contractors working on Home Group housing projects. The scope of work includes both licensed removal of high-risk asbestos and non-licensed removal of low-risk materials, utilizing specialized equipment such as H-Class vacuums, negative pressure units, and decontamination units. Additionally, the contractor is responsible for performing remedial reinstatement works to ensure surfaces are restored. To qualify for the licensed portions of the work, the contractor must hold a valid HSE License. The ultimate objective of the contract is the delivery of certified asbestos-free areas and fully restored surfaces. This project falls under NAICS code 562991 and is managed by Home Group.

POSTED

DEADLINE