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C3 LIMITED LIABILITY COMPANY,5990 GREENWOOD PLAZA BLVD STE 205 ,GREENWOOD VILLAGE CO 801114777

UEI: SLED_7EFF811D0D45858A

C3 LIMITED LIABILITY COMPANY,5990 GREENWOOD PLAZA BLVD STE 205 ,GREENWOOD VILLAGE CO 801114777 is a federal contractor, registered under UEI SLED_7EFF811D0D45858A. It has been awarded $32,152,080 in federal contracts. Primary work spans Unknown NAICS. Top awarding agencies include Fws Headquarters and Dsc Contracting Services Division.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_7EFF811D0D45858A

Federal Contracting Overview

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

Key Performance Metrics

Awards Count

18

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

Fws Headquarters$29.1M90.5%Dsc Contracting Services Division$3.1M9.5%

Awards by NAICS

- Unknown NAICS$32.2M100%

Awards by Agency Over Time

Awards by Place of Performance

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Open opportunities in C3 LIMITED LIABILITY COMPANY,5990 GREENWOOD PLAZA BLVD STE 205 ,GREENWOOD VILLAGE CO 801114777's top NAICS codes and agencies

Z--GOGA 336173 - Repair Conzelman Road

Solicitation # 140P2026R0106

The National Park Service Denver Service Center is seeking construction services for the Repair Conzelman Road project located at the Golden Gate National Recreation Area in California. This firm-fixed-price, stand-alone contract involves a scope of work that includes slope stabilization, the construction of concrete retaining walls, deep pile foundations, and the installation of bridge railing. The project falls under NAICS code 237310 for highway, street, and bridge construction and has an estimated magnitude between 1,000,000 and 5,000,000 dollars. The anticipated period of performance is 180 calendar days following the issuance of the Notice to Proceed. Award will be determined based on the best value continuum trade-off process, where technical and non-price factors are significantly more important than price. Evaluation criteria include the technical approach, schedule and schedule narrative, key personnel, and past performance. Prospective offerors must maintain active registration in the System for Award Management with a Unique Entity ID and provide bid, performance, and payment bonds. The formal solicitation is expected to be issued around September 22, 2026, with a response deadline of October 29, 2026.

Dsc Contracting Services Division

POSTED

DEADLINE

Z--DENA 332037 Eielson Roof Replacement

Solicitation # 140P2026R0087

Solicitation 140P2026R0087 is a Total Small Business Set-Aside for the rehabilitation of the Eielson Visitor Center, a remote, off-grid facility in Denali National Park and Preserve, Alaska. This Firm-Fixed-Price contract, managed by the National Park Service Denver Service Center, has an estimated value between 5 million and 10 million dollars, with a government base estimate of approximately 7.7 million dollars. The scope of work includes replacing the main building and utility building roofs using SBS modified bituminous membrane and vegetated systems, repairing interior water damage, performing microbial remediation, and upgrading electrical and renewable energy systems, specifically focusing on hydro interconnection and energy storage. Additional requirements include fire suppression sprinkler system rehabilitation, selective demolition, and site drainage improvements. The project has a performance period of 442 calendar days from the date of award, with work required to commence within 10 days. Due to the remote location, the government will utilize a Best Value Continuum Tradeoff Process for award, prioritizing non-price factors such as project experience in remote sites, technical approach, and management capability over price. Contractors must comply with Davis-Bacon Act wage determinations and provide bid, performance, and payment bonds. Proposals must be submitted electronically by October 15, 2026, and must include a detailed technical narrative and evidence of experience with key trades. Invoicing is processed through the Invoice Processing Platform (IPP) following a mandatory draft review by the Construction Management Representative.

Dsc Contracting Services Division

POSTED

DEADLINE

Z--YELL 338223 - Bridge Preservation

Solicitation # 140P2026R0073

The National Park Service Denver Service Center is seeking a contractor for project YELL 338223, focused on the preservation and rehabilitation of three bridges within Yellowstone National Park: Lava Creek, Thumb Creek, and Unnamed Creek. The scope of work includes concrete spall repair, crack sealing, masonry repointing, structural repairs, expansion joint maintenance, railing repair, painting, hydro-demolition, epoxy overlay application, and erosion control. Due to the sensitive nature of the environment, the contractor must implement protective measures over rivers, protect archeologically sensitive areas, and coordinate closely with park operations to minimize visitor disruption, including strict limits on traffic delays. This is a pre-solicitation effort under solicitation 140P2026R0073, intended as a Small Business Set-Aside with an estimated value between 1 million and 5 million dollars. The anticipated contract will be a Firm-Fixed-Price agreement with a period of performance of 155 days, with all construction expected to be completed by Summer 2028. Award will be based on a best-value trade-off considering technical approach, project experience, key personnel, and past performance. The formal RFP is expected in Winter 2026 or Early 2027, falling under NAICS code 237310.

Dsc Contracting Services Division

POSTED

DEADLINE

Timucuan Ecological and Historic Preserve TIMU-335

Solicitation # 140P2026R0081

Solicitation 140P2026R0081 is an Invitation for Bid issued by the National Park Service Denver Service Center for the stabilization of the Kingsley Plantation shoreline at the Timucuan Ecological and Historic Preserve in Jacksonville, Florida. This Small Business Set-Aside project, with an estimated magnitude between $1 million and $5 million, involves repairing and extending a seawall damaged by Hurricane Ian to protect critical cultural and ecological resources. The scope of work is divided into three primary components: the installation of a new weatherable rigid vinyl sheet pile wall in front of the existing structure, the extension of the wall to the east using structural FRP composite sheet pile, and comprehensive site restoration including soil backfilling, sodding, sea grass restoration, and the installation of limestone riprap. The contract is a Firm-Fixed-Price agreement with a performance period of 259 calendar days. Bids are due by November 6, 2026, and will be evaluated using the Best Value Continuum Tradeoff Process, where non-price factors—including technical approach, schedule, management approach, safety, and past performance—are significantly more important than price. Awardees must comply with strict environmental standards, including the use of biodegradable packaging and the elimination of ozone-depleting compounds. Administrative requirements include electronic invoicing via the Invoice Processing Platform, adherence to Davis-Bacon Act prevailing wage rates for Duval County, and the provision of performance and payment bonds.

Dsc Contracting Services Division

POSTED

DEADLINE

Y--HAVO 326181 Rehabilitate Rainshed&Water Treatment

Solicitation # 140P2026R0091

Solicitation 140P2026R0091 is an Invitation for Bid issued by the National Park Service Denver Service Center for the rehabilitation of the Rainshed and Water Treatment System at Hawaii Volcanoes National Park. The project involves a comprehensive scope of work including the rehabilitation of the park's rainwater and water treatment systems, the replacement of Building 43 with a new metal building, and the replacement of Building 241 with a new open-air and CMU structure. Additional optional components include the replacement of the 241 SAR Building, further water treatment improvements, perimeter fence replacement, and ground catchment pavement replacement. The contract is a firm-fixed-price agreement with a performance period of 610 calendar days, scheduled from November 1, 2026, to July 3, 2028. The procurement utilizes a best value tradeoff process under FAR Part 15.1, evaluating technical and management factors—such as project experience, technical approach, and construction schedule—alongside proposed pricing. Bids are due by October 23, 2026. The project is subject to the Davis-Bacon Act for prevailing wages and requires bid, performance, and payment bonds. Technical requirements include compliance with ADA standards, Buy American Act and BABA regulations, and specific environmental protections. Site-specific challenges include managing construction phasing to maintain water production and addressing lead-based paint identified in hazardous material surveys. Invoicing must be processed electronically through the Invoice Processing Platform.

Dsc Contracting Services Division

POSTED

DEADLINE

Z--NAMA 320066 Rehabilitate WWII Memorial Infrastruct

Solicitation # 140P2026R0108

Solicitation 140P2026R0108, issued by the Department of the Interior's National Park Service Denver Service Center, is a sources-sought notice for a design-build project to rehabilitate infrastructure systems at the WWII Memorial in Washington, D.C. The scope of work involves comprehensive technical improvements, including storm drainage enhancements, granite restoration, fountain waterproofing, and the replacement of MEP systems. Specific technical requirements include the installation of jet grout columns socketed into bedrock at depths of 35 to 50 feet, the implementation of new electrical feeders and lighting control systems, and the integration of Siemens building automation system controllers. The project is scheduled for a period of performance from February 1, 2027, to January 31, 2028. The government is currently conducting market research to determine the acquisition strategy and the potential for a small business or socio-economic set-aside. Interested respondents were required to submit capabilities statements by October 15, 2026. Anticipated contract requirements include bid, performance, and payment bonds, as well as significant insurance coverage for general liability, automobile liability, and accident coverage. Contractors must adhere to strict environmental regulations, including weekly erosion and sediment control inspections and coordination with the District Department of the Environment prior to any land-disturbing activities. Although the solicitation is listed as cancelled, the original framework established a requirement for ADA-compliant installations and strict site safety controls to ensure emergency vehicle access.

Dsc Contracting Services Division

POSTED

DEADLINE

GRTE 237343 - Rehab 4 Lazy F Ranch

Solicitation # 140P2026R0098

The National Park Service Denver Service Center is conducting market research via a pre-solicitation notice for the rehabilitation of the 4 Lazy F Ranch cabins in Grand Tetons National Park, Wyoming. The project aims to convert these historic facilities into seasonal employee housing to address critical housing shortages. The scope of work includes extensive structural and exterior renovations such as roof replacement, foundation repair, and log refinishing, as well as updating electrical, plumbing, and telecommunications systems to modern codes and installing new fire suppression. The project also involves establishing utility connections for each lodging building. This opportunity is designated as a total small business set-aside under NAICS codes 237110 and 236116, with an estimated project value exceeding 10 million dollars. Bid, performance, and payment bonds are anticipated. While this current notice is for informational purposes to identify capable small business sources, the formal Request for Proposal is expected to be issued in the fall of 2026, with a projected contract award in early 2027 and on-site mobilization in the spring of 2027. An on-site pre-solicitation meeting will be scheduled following the official solicitation posting.

Dsc Contracting Services Division

POSTED

DEADLINE

in about 1 month

Cast-in-Place Retaining Wall ConstructionThis subcontract for Cast-in-Place Retaining Wall Construction involves the installation of formwork, placement of rebar, and pouring of structural concrete walls to support the shuttle stop area at Bryce Canyon National Park. The project is managed by the Dsc Contracting Services Division under the Department of the Interior and falls under NAICS code 238110. Qualified contractors must possess the necessary Utah local construction building licensing and permitting to perform the work. The response deadline for this opportunity is October 19, 2026, with the primary objective being the delivery of completed structural cast-in-place retaining walls for the prime contractor.

Dsc Contracting Services Division

POSTED

DEADLINE

Earthwork and Site PreparationThis subcontract for Earthwork and Site Preparation involves providing excavation, grading, and hauling services for prime contractors on National Park Service projects located at Bryce Canyon National Park. The scope of work includes clearing, grubbing, and excavation for retaining wall footings, as well as grading for sidewalk and ramp areas using specialized equipment such as excavators, dozers, and graders. The final objective is to deliver a fully graded and excavated site that is ready for concrete placement. Managed by the Dsc Contracting Services Division under the Department of the Interior, the project falls under NAICS code 238910. All work must be performed in strict compliance with Utah permitting requirements. The solicitation was posted on September 18, 2026, with a response deadline of October 19, 2026.

Dsc Contracting Services Division

POSTED

DEADLINE

Ready-Mix Concrete SupplyThis subcontract through the Dsc Contracting Services Division of the Department of the Interior involves the supply of ready-mix concrete for prime contractors operating on National Park Service projects at Bryce Canyon National Park. The scope of work includes the batching, mixing, and delivery of concrete to the project site. A critical requirement of the contract is the ability to maintain specific concrete temperature and slump standards during long-haul transportation, as delivery distances may exceed 80 miles. The solicitation was posted on September 18, 2026, with a response deadline of October 19, 2026, under NAICS code 327320.

Dsc Contracting Services Division

POSTED

DEADLINE

Sidewalk and ADA Ramp ConstructionThis subcontract involves the installation of concrete sidewalks and ADA compliant ramps for prime contractors on National Park Service projects located at Bryce Canyon National Park. The scope of work includes grading, sub-base preparation, and concrete finishing for pedestrian walkways, with a specific focus on installing truncated domes and tactile paving to meet Utah building codes and ADA accessibility standards. Managed by the Dsc Contracting Services Division under the Department of the Interior, the project falls under NAICS code 238110. The response deadline for this opportunity is October 19, 2026, and the primary objective is the delivery of fully finished, compliant pedestrian infrastructure.

Dsc Contracting Services Division

POSTED

DEADLINE

Water Line and Piping InstallationThis subcontract for the Department of the Interior's DSC Contracting Services Division involves the installation and replacement of water supply lines and piping infrastructure. The selected contractor will be responsible for trenching, pipe laying, and valve installation using PVC or HDPE piping and pipe fusion tools to link treatment systems and rainsheds to the main water supply. All delivered water distribution lines must be pressure-tested to ensure functionality. The project falls under NAICS code 237110 and requires the contractor to hold valid plumbing and utility installation licenses. Interested parties must submit their responses by October 23, 2026, following the posting date of September 18, 2026.

Dsc Contracting Services Division

POSTED

DEADLINE

Rainshed Construction and RehabilitationThis subcontract opportunity with the DSC Contracting Services Division of the Department of the Interior involves the structural rehabilitation and construction of a rainshed. The selected contractor will be responsible for executing roofing, structural framing, and drainage management using timber, structural steel, and various roofing materials. All work must be performed in accordance with standard building codes and structural safety certifications to ensure the delivery of a fully rehabilitated and completed structure. The project falls under NAICS code 236115 and was posted on September 18, 2026. Interested parties must submit their responses by the deadline of October 23, 2026. This contract is designed for a subcontractor to support prime contractors on NPS projects.

Dsc Contracting Services Division

POSTED

DEADLINE

Water Treatment System RehabilitationThis subcontract for the Department of the Interior's DSC Contracting Services Division involves the rehabilitation and upgrading of existing water treatment facilities. The scope of work includes cleaning, repairing, and replacing critical infrastructure such as filtration systems, chemical feed systems, and treatment tanks through the installation of new membranes, pumps, and control panels. The primary objective is to deliver a fully operational water treatment system that adheres to all EPA and local water quality standards. This opportunity falls under NAICS code 237110 and requires a response by October 23, 2026.

Dsc Contracting Services Division

POSTED

DEADLINE

BRCA 310427 Southbound Shuttle Stop

Solicitation # 140P2026R0065

Solicitation 140P2026R0065 is a firm-fixed-price construction contract issued by the National Park Service Denver Service Center for the Southbound Shuttle Stop project at Bryce Canyon National Park, Utah. This small business set-aside project, categorized under NAICS 237310, has an estimated value between 1,000,000 and 5,000,000 dollars. The scope of work includes the construction of additional shuttle lanes, new and extended culverts, multi-use trail realignment, a cast-in-place retaining wall, a new shuttle stop shelter, sidewalk and ADA ramp construction, and the replacement of MUTCD signs and pavement striping. Due to the project location, contractors must implement protective measures for the adjacent UT Prairie Dog Habitat and adhere to strict environmental preservation constraints. The anticipated period of performance is 150 calendar days, with a specific window identified from May 1, 2027, to September 28, 2027. Award will be determined using the Best Value Continuum Tradeoff Process, evaluating five non-price factors: technical approach, schedule, project experience, key personnel experience, and past performance. These factors are collectively considered approximately equal in importance to the proposed price. Requirements for the selected contractor include providing bid, performance, and payment bonds, complying with Davis-Bacon Act wage determinations, and following OSHA safety standards. Proposals must be submitted electronically by October 19, 2026, and include a detailed technical narrative, a construction schedule, and a lump sum price for the shuttle stop improvements.

Dsc Contracting Services Division

POSTED

DEADLINE

Y--GRCA 257282 - Replace Wastewater Plant at South Ri

Solicitation # 140P2026R0101

Solicitation 140P2026R0101 is an unrestricted, full and open competition for a firm-fixed-price construction contract to replace the wastewater treatment plant at South Rim Village in Grand Canyon National Park, Arizona. The project, valued at over 100 million dollars, involves the installation of a new GD Membrane Bio-Reactor plant, including process systems, instrumentation, electrical utilities, administrative and support buildings, and a new compost facility. The scope also encompasses complete demolition of existing infrastructure, improvements and extensions to the facility access road, and a 12-month operational support period following construction. The period of performance is scheduled from February 1, 2027, to February 1, 2030, with a total performance duration of 1,095 calendar days after the notice to proceed. The government will award the contract based on a multi-factor, best-value tradeoff process, where non-price factors are approximately equal in importance to price. Evaluation criteria include technical approach, key personnel experience, project experience, management approach, and small business participation. Offerors must provide performance and payment bonds and adhere to union prevailing wage rates for heavy construction in Coconino County. Technical requirements emphasize strict cybersecurity hygiene for SCADA systems, full government data rights for supplied software, and compliance with hazardous materials mitigation based on previous site investigations. Proposals must be submitted electronically in two separate volumes by November 2, 2026.

Dsc Contracting Services Division

POSTED

DEADLINE

Geotechnical & Surveying ServicesThis subcontract for Geotechnical and Surveying Services is issued by the Dsc Contracting Services Division under the Department of the Interior. The selected provider will perform site surveying and geotechnical monitoring for prime contractors working on National Park Service dam repair projects. Key responsibilities include the preservation and protection of established NBS benchmarks and monuments using GPS and Total Station equipment, as well as the interpretation of geotechnical reports to facilitate pile wall installation. The contract requires the provider to hold a Professional Land Surveyor license for the state of Maryland and to deliver comprehensive survey reports and preserved benchmarks. The solicitation was posted on September 15, 2026, with a response deadline of October 15, 2026. The work falls under NAICS code 541370.

Dsc Contracting Services Division

POSTED

DEADLINE

Specialized Piping & UV CoatingThis subcontract opportunity with the Dsc Contracting Services Division of the Department of the Interior involves the supply and installation of piping systems for National Park Service dam repair projects. The selected contractor will work under prime contractors to install industrial piping and apply UV protective coatings or covers to all exposed sections to ensure compliance with environmental protection standards. The project falls under NAICS code 238220 and requires the delivery of a fully installed piping system with integrated UV protection. Interested parties must submit their responses by October 15, 2026, following the posting date of September 15, 2026.

Dsc Contracting Services Division

POSTED

DEADLINE