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Tantara Corporation

UEI: SLED_EDD84A5D7A9BFA70

Tantara Corporation is a federal contractor, registered under UEI SLED_EDD84A5D7A9BFA70. It has been awarded $3,675,000 in federal contracts. Primary work spans Site Preparation Contractors. Top awarding agencies include Department Of The Interior.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_EDD84A5D7A9BFA70

Federal Contracting Overview

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

AI Capability Profile

Tantara Corporation specializes in environmental remediation services. Their technical expertise includes executing remediation projects, specifically within the scope of VAFO remediation efforts. The company has experience working with the Dsc Contracting Services Division, providing specialized r...

Key Performance Metrics

Awards Count

1

All time

Active

0

Currently performing

Completed

0

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 The Interior$3.7M100%

Awards by NAICS

238910 - Site Preparation Contractors$3.7M100%

Awards by Agency Over Time

Awards by Place of Performance

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Open opportunities in Tantara Corporation's top NAICS codes and agencies

Earthwork and Site PreparationThis subcontract for Earthwork and Site Preparation involves performing clearing, grubbing, and grading services for prime contractors on City of Iowa City trail projects. The scope of work focuses on a 0.9-mile corridor along U.S. Highway 6, requiring the execution of vegetation removal, excavation, and subgrade compaction. Using excavators, dozers, and graders, the contractor must adhere to engineering plans to deliver a graded and compacted trail bed ready for final surfacing. The project is categorized under NAICS code 238910 and was posted on October 21, 2026. Interested parties must submit their responses by the deadline of November 17, 2026. This effort is managed through the City of Iowa City to ensure the necessary site preparation is completed for the development of the trail infrastructure.

City Of Iowa City

POSTED

about 5 hours ago

DEADLINE

Earthwork and GradingThis subcontract for Earthwork and Grading involves providing specialized excavation and grading services for prime contractors working on Gwinnett County Department of Water Resources projects. The scope of work includes executing excavation for new structures, performing finish grading, and implementing necessary erosion control and site stabilization measures to deliver a fully graded and stabilized site. The opportunity is managed by the Gwinnett County Government in Georgia under NAICS code 238910. Interested parties must submit their responses by the deadline of December 8, 2026.

Gwinnett County Government

POSTED

about 7 hours ago

DEADLINE

in about 2 months

Demolition and Site ClearingThis subcontract opportunity for Demolition and Site Clearing involves performing demolition services for prime contractors on projects managed by the Gwinnett County Department of Water Resources. The scope of work includes the removal of designated existing facilities and the hauling of all resulting debris to approved disposal locations to ensure the site is fully cleared and prepared for new construction. The project is categorized under NAICS code 238910 and is associated with the Gwinnett County Government in Georgia. Interested parties must submit their responses by the deadline of December 8, 2026.

Gwinnett County Government

POSTED

about 7 hours ago

DEADLINE

in about 2 months

Concrete Demolition ServicesThis subcontract for Concrete Demolition Services involves performing targeted demolition work for prime contractors on water resource projects managed by the Gwinnett County Government in Georgia. The scope of work specifically includes the demolition of existing concrete risers, concrete impact basins, and sections of internal drain systems and spillway pipes, as well as the subsequent removal and disposal of these structures. The opportunity is categorized under NAICS code 238910 and was posted on October 21, 2026. Interested parties must submit their responses by the deadline of December 9, 2026.

Gwinnett County Government

POSTED

about 7 hours ago

DEADLINE

in about 2 months

Site Preparation and Erosion Control ServicesThis subcontract for Site Preparation and Erosion Control Services supports prime contractors on water resource projects for the Gwinnett County Government in Georgia. The scope of work focuses on site stabilization, which includes the installation and maintenance of erosion control measures, the construction of temporary access roads, and the implementation of temporary pedestrian access measures to ensure a compliant and functional site. The opportunity was posted on October 21, 2026, with a response deadline of December 9, 2026. Classified under NAICS code 238910, the contract requires the delivery of a fully stabilized site that meets all necessary regulatory and operational standards for the agency.

Gwinnett County Government

POSTED

about 7 hours ago

DEADLINE

in about 2 months

Gas Pipe Elevation Verification (Potholing)This subcontract involves providing specialized potholing services for prime contractors on San Bernardino County Department of Public Works projects. The selected contractor will be responsible for verifying the exact location and elevation of existing gas lines at five specific intersection locations using either vacuum excavation trucks or specialized hand-digging tools. All work must be performed in strict accordance with local utility safety standards and gas company safety protocols to ensure the safe delivery of verified elevation data. The project is managed by the Land Development and Contracts division of Public Works in California, with the place of performance located in San Bernardino. Interested parties must submit their responses by November 19, 2026. This opportunity falls under NAICS code 238910 and is specifically focused on the critical verification of utility infrastructure to support broader public works development.

Landdevcontracts - Public Works - Land Development & Contracts

POSTED

about 8 hours ago

DEADLINE

Selective DemolitionThis subcontract opportunity involves performing selective demolition for the Columbia County Board of Commissioners in Georgia, specifically for the renovation of the Roads and Bridges Administration Building. The selected contractor will be responsible for removing interior walls, ceilings, flooring, and designated fixtures according to the renovation plans, as well as hauling and disposing of all resulting debris to provide a cleared site ready for new construction. The project is categorized under NAICS code 238910. Interested parties must submit their responses by the deadline of November 19, 2026, at 5:00 PM. The solicitation was officially posted on October 21, 2026.

Columbia County Board of Commissioners

POSTED

about 9 hours ago

DEADLINE

Seismic Retrofitting and Structural SafetyThis subcontract for Seismic Retrofitting and Structural Safety involves performing critical structural upgrades for prime contractors on California Department of General Services facility projects. The primary objective is to ensure buildings meet California seismic safety standards and the California Building Code through the reinforcement of foundations, installation of seismic braces, and the anchoring of equipment using structural steel, seismic dampers, or epoxy anchors. The final deliverable is a building certified to meet all state seismic safety requirements. The opportunity is categorized under NAICS code 238910 and was posted on October 21, 2026, with a response deadline of November 5, 2026. Interested parties can find further details through the Cal eProcure portal.

California Department of General Services

POSTED

about 9 hours ago

DEADLINE

Egress Gate Demolition and RemovalThis subcontract for Egress Gate Demolition and Removal involves the removal and disposal of two existing fire escape gates and their associated hardware for the Fairhaven Public School District. The selected contractor will be responsible for demolishing the gates and hauling away all waste while strictly adhering to lead paint regulations to ensure a clear site ready for new installations. The project requires the contractor to hold an OSHA 10-hour certification. Interested parties must submit their responses by November 5, 2026, for this project posted on October 21, 2026, under NAICS code 238910.

POSTED

about 10 hours ago

DEADLINE

Rooftop Equipment DisplacementThis subcontract opportunity involves the temporary displacement and resetting of rooftop equipment for prime contractors working on United States Postal Service facility projects in Jackson, Mississippi. The scope of work specifically requires the temporary removal of HVAC or other rooftop units to facilitate roof replacements, followed by the precise resetting of the equipment to ensure all units are fully operational upon completion. The project falls under NAICS code 238910 and is managed through Supplies Material Management for the Postal Service. Interested parties should note that the response deadline is November 20, 2026, with the performance of work centered in the 39201 zip code area of Jackson.

Supplies Material Management

POSTED

about 11 hours ago

DEADLINE

Site Restoration and Land GradingThis subcontract for Site Restoration and Land Grading involves performing heavy equipment grading and stabilization for prime contractors on NAVFAC Mid-Atlantic projects located at NWS Crane. The scope of work focuses on restoring log roads, yards, and skid trails to smooth and level surfaces, while installing water bars and diversions to prevent erosion and harrowing spurs. To successfully execute these tasks, the contractor must utilize a bulldozer equipped with a 6-way blade and ensure all delivered land surfaces meet RECO satisfaction. The opportunity is categorized under NAICS code 238910 and is associated with the Department of Defense. Interested parties should note that the solicitation was posted on October 21, 2026, with a response deadline of November 19, 2026. Performance of the contract will take place in Crane, zip code 47522.

Navfacsyscom Mid-Atlantic

POSTED

about 11 hours ago

DEADLINE

Demolition and Waste Material DisposalThis subcontract opportunity, titled Demolition and Waste Material Disposal, is issued by the Department of Agriculture for the Humboldt-Toiyabe National Forest. The selected contractor will support prime contractors on USDA Forest Service projects by removing and legally disposing of existing toilet structures and construction debris. Responsibilities include loading and hauling unsuitable soil, excess excavation material, and demolition refuse to approved off-site landfills, while managing all necessary disposal permits and legal documentation. The project is designated as a Total Small Business Set Aside under NAICS code 238910, with the place of performance located in Sparks, Nevada. Interested parties must submit their responses by the deadline of November 6, 2026.

Humboldt-Toiyabe National Forest

POSTED

about 11 hours ago

DEADLINE

Site Preparation, Excavation, and GradingThis subcontract for the Humboldt-Toiyabe National Forest involves site preparation, excavation, and grading for a precast concrete vault comfort station in Sparks, Nevada. The selected contractor will be responsible for clearing working limits, grubbing, and excavating to specified lines, followed by backfilling and site grading. All backfills must be compacted to AASHTO T99/ASTM D698 density standards, with field density verified according to AASHTTO T238/ASTM D2922 to ensure the site is fully prepared for vault installation. The opportunity is designated as a total Small Business Set Aside under NAICS code 238910. Interested parties must submit their responses by November 6, 2026, for this project managed under the Department of Agriculture.

Humboldt-Toiyabe National Forest

POSTED

about 11 hours ago

DEADLINE

Water Well Decommissioning ServicesThis subcontract opportunity for Water Well Decommissioning Services supports prime contractors on USACE Vicksburg District projects. The selected provider will be responsible for developing a detailed decommissioning plan and executing the abandonment of existing water wells in strict accordance with all applicable state and local water regulatory codes. Final deliverables include the successfully decommissioned well and all required approved regulatory documentation. The project is located in Hernando, Mississippi, and is designated as a total Small Business Set Aside under NAICS code 238910. Managed by the Department of Defense through the W07V Endist Vicksburg agency, the solicitation was posted on October 21, 2026, with a response deadline of November 4, 2026.

W07V Endist Vicksburg

POSTED

about 11 hours ago

DEADLINE

Disassembly and Removal of Existing Boat TrailerThis subcontract, issued by the Department of Homeland Security for USCG Sector Long Island Sound, involves the disassembly, removal, and disposal of a Model 60 SU-2 boat trailer, serial number 4318199. The selected contractor is responsible for all on-site disassembly, rigging, and hauling of the unit from the pier, ensuring that all disposal activities comply with local, state, and federal regulations. The project requires the use of heavy-lift cranes and specialized rigging gear, with a strict mandate to adhere to OSHA safety standards. The final deliverables for this engagement include a completely cleared site and the provision of official disposal certifications. Interested parties should note that the response deadline is November 11, 2026, and the work falls under NAICS code 238910.

POSTED

about 11 hours ago

DEADLINE

Selective Demolition (Roofing)This subcontract opportunity is for selective demolition and roofing removal services for facility projects within the El Camino Community College District in Torrance, California. The selected contractor will be responsible for detaching existing roofing materials, disposing of debris offsite, and carefully preserving any items designated for reuse to ensure the roof deck is completely cleared and ready for new installation. The solicitation was posted on October 21, 2026, with a response deadline of November 6, 2026. This project falls under NAICS code 238910 and requires the subcontractor to work under prime contractors to deliver a site prepared for subsequent roofing phases.

El Camino Community College District

POSTED

about 12 hours ago

DEADLINE

Utility Adjustment ServicesThis subcontract for Utility Adjustment Services supports prime contractors on roadway projects within the City of Temecula, California. The scope of work focuses on adjusting utility structures to meet new finished grades, specifically targeting EMWD manholes and RCWD valve covers. To ensure structural integrity and a seamless finish, the contractor is responsible for performing unclassified excavation and installing crushed aggregate base, ultimately delivering utility covers flush with the new asphalt surface. The opportunity is categorized under NAICS code 238910 and is based in Temecula, zip code 92590. Interested parties must submit their responses by the deadline of November 9, 2026.

City of Temecula

POSTED

about 12 hours ago

DEADLINE

Site Demolition and EarthworkThis subcontract for Site Demolition and Earthwork involves the demolition of existing restroom structures and concrete flatwork for park projects managed by the City of Sacramento Department of Youth, Parks and Community Enrichment. The selected contractor will be responsible for site grading, debris removal, and clearing the area using excavators and jackhammers to ensure the site is ready for utility installation. Qualified bidders must hold a California Contractor License Class A or C-12. The project is located in Sacramento, California, within the 95820 zip code. The solicitation was posted on October 21, 2026, and the deadline for responses is November 18, 2026.

City of Sacramento, Department of Youth, Parks & Community Enrichment

POSTED

about 12 hours ago

DEADLINE