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3SL INC

UEI: QJJ2NJQ7WXS8CAGE: 1LGM6

3SL INC is a federal contractor, registered under UEI QJJ2NJQ7WXS8 and CAGE code 1LGM6. It has been awarded $4,153,670 in federal contracts. Primary work spans Computer Facilities Management Services, Custom Computer Programming Services, and Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology). Top awarding agencies include National Aeronautics And Space Administration, National Aeronautics And Space Administration (nasa), and Department Of Transportation.

Contact Information

Registration and classification details

Phone+1 (555) 000-0000

Websitehttp://www.us-3sl.com

Address123 Main St, City, ST 12345

Registration

UEI Code

QJJ2NJQ7WXS8

CAGE Code

1LGM6

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

For Profit Organization

NAICS Codes

541330Engineering Services(Primary)

541511Custom Computer Programming Services

541519Other Computer Related Services

541690Other Scientific and Technical Consulting Services

Federal Contracting Overview

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

AI Capability Profile

3SL INC specializes in custom computer programming services with a focused expertise in software maintenance, training, and ongoing technical support for specialized government applications. The company delivers sustained lifecycle support for mission-critical software systems, particularly around l...

Key Performance Metrics

Awards Count

37

All time

Active

1

Currently performing

Completed

36

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

National Aeronautics And Space Administration$3.8M91.7%National Aeronautics And Space Administration (nasa)$280.5K6.8%Department Of Transportation$57.1K1.4%

Other agencies (3 agencies, <0.5% each)$6.5K0.2%

Awards by NAICS

541513 - Computer Facilities Management Services$2.7M65.5%541511 - Custom Computer Programming Services$1.1M25.7%541712 - Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)$249.7K6%

- Unknown NAICS$45.7K1.1%

541715 - Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)$30.8K0.7%

Others - Other NAICS codes (4 codes, <0.5% each)$39.6K1%

Awards by Agency Over Time

Awards by Place of Performance

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Managed Information Technology Services

Solicitation # managed-information-technology-services

The Housing Authority of the City of Los Angeles is seeking proposals for Managed Information Technology Services. This solicitation is categorized under NAICS code 541513, with additional applicable codes including 541519, 541512, 519190, and 541690. The opportunity is specifically set aside for small businesses, including certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. Interested parties must submit their responses by the deadline of November 16, 2026. The primary point of contact for this procurement is Swan Lam. Further details and submission guidelines can be accessed through the provided government portal link.

Housing Authority of the City of Los Angeles

POSTED

about 14 hours ago

DEADLINE

Web Accessibility Compliance Audit for ReportsThis subcontract involves providing web accessibility compliance audits and formatting services for economic reports commissioned by prime contractors for the Office of Rail and Road. The primary objective is to ensure all delivered reports adhere to UK public body web accessibility regulations and specific agency guidelines. Responsibilities include auditing documents for compliance and performing necessary remediation to ensure full compatibility with screen readers. The opportunity was posted on October 21, 2026, with a response deadline of November 4, 2026. Classified under NAICS code 541511, the contract focuses on the delivery of finalized, accessibility-compliant reports to meet the regulatory standards of the Office of Rail and Road.

Office of Rail and Road

POSTED

about 14 hours ago

DEADLINE

Traffic Data API and System Configuration ServicesThe Traffic Data API and System Configuration Services subcontract involves providing specialized software configuration and API development for prime contractors working on traffic projects in Montgomery County, Texas. The scope of work focuses on the creation of secure REST APIs featuring API key access, the configuration of JSON and CSV data outputs, and the implementation of single sign-on support and identity management. Additionally, the contractor is responsible for technical field tasks including camera aiming and the configuration of detection zones. To qualify for this engagement, the provider must hold an ISO 27001 security certification. Key deliverables for the project include a fully operational data API, properly configured detection zones, and comprehensive training documentation. This opportunity is categorized under NAICS code 541511, with a response deadline set for November 12, 2026.

MONTGOMERY COUNTY

POSTED

about 16 hours ago

DEADLINE

GIS and Geospatial Data ManagementThis subcontract opportunity involves providing comprehensive geographic information systems and geospatial data management services for prime contractors working on Massachusetts Port Authority projects. The selected provider will be responsible for GIS database creation, spatial analysis, and digital project delivery utilizing ArcGIS or QGIS software. Key deliverables include the production of GIS layers, interactive maps, geospatial databases, and the establishment of data management protocols. Managed by the Capital Programs agency in Massachusetts, the project is based in Boston. Preference is given to candidates holding a GIS Professional certification. Interested parties must submit their responses by December 3, 2026, in accordance with the solicitation guidelines.

CAPPROG - Capital Programs

POSTED

about 16 hours ago

DEADLINE

in about 1 month

Healthcare Interface Development (HL7/SOAP)This subcontract for the South Dakota State Government focuses on healthcare interface development to establish and maintain technical connections between SDIIS and various state and federal health systems. The scope of work involves developing operational interfaces using HL7 2.5.1 RSPAK11 QBP^Q11 standards, creating SOAP wrapped XML packages, and implementing two-directional SSL certificates. These efforts will ensure seamless integration with critical systems including SD Health Link, Birth Registry, VTRCS, and Maven. The project falls under NAICS code 541511 and is designed to support prime contractors on South Dakota Department of Health projects. Interested parties should note that the response deadline is November 26, 2026, with the solicitation having been posted on October 21, 2026.

South Dakota State Government

POSTED

about 16 hours ago

DEADLINE

in about 1 month

Legacy Data Migration & Conversion ServicesThis subcontract for Legacy Data Migration and Conversion Services supports prime contractors on South Dakota Department of Health immunization system projects. The scope of work involves the extraction, mapping, and conversion of legacy SDIS data into a new architecture. Key technical responsibilities include performing trial conversions, resolving duplicate patient records, and utilizing specialized data mapping and reconciliation software to guarantee zero data loss. The project deliverables consist of a fully migrated database and comprehensive reconciliation reports. This opportunity is categorized under NAICS code 541511 and is associated with the South Dakota State Government. Interested parties should note the response deadline of November 26, 2026.

South Dakota State Government

POSTED

about 16 hours ago

DEADLINE

in about 1 month

Professional Services & Platform ImplementationThis subcontract for Professional Services and Platform Implementation supports prime contractors on Navy Recruiting Command projects. The scope of work involves configuring a specialized platform to enhance targeted recruiting outreach and establishing capabilities to assess the effectiveness of these efforts. A primary objective is the implementation of add-on deliverables designed to bridge the gap between college talent and Navy career opportunities. The project requires a deep understanding of NRC objectives and the specific workflows associated with recruiting within higher education. Based in Millington, the successful provider will deliver a fully configured recruiting environment. This effort is managed under the Department of Defense through the Navsup Flt Logistics Ctr Norfolk, falling under NAICS code 541511.

Navsup Flt Logistics Ctr Norfolk

POSTED

about 18 hours ago

DEADLINE

Knowledge Management (KM) & Power Platform DevelopmentThis subcontract opportunity with the Department of Defense involves the development of Knowledge Management solutions and enterprise task management tools for prime contractors supporting USAWHC G-6 projects. The selected provider will be responsible for creating functional KM dashboards and automated staff process workflows utilizing Microsoft 365, SharePoint Online, and the Power Platform, specifically Power Apps, Power Automate, and Power BI. The work will be performed in Fort Bragg, North Carolina, under NAICS code 541511. Due to the nature of the projects, personnel are required to maintain a Secret security clearance. Interested parties must submit their responses by November 2, 2026.

It Contracting Division - PL83

POSTED

about 18 hours ago

DEADLINE

Data Center & Network OperationsThe Data Center and Network Operations subcontract, issued by the Department of Defense IT Contracting Division, focuses on providing critical system administration, network engineering, and data center management for USAWHC G-6 projects. Based in Fort Bragg, the scope of work includes executing virtualization, storage management, and backup and recovery processes, as well as managing Continuity of Operations transitions across headquarters and alternate sites. Technical requirements emphasize proficiency with VMware, enterprise storage arrays, and network switches and routers to ensure sustained connectivity and operational stability. Due to the sensitive nature of the work, personnel must possess either a Secret or Top Secret security clearance. This opportunity falls under NAICS code 541513 and requires responses by November 2, 2026. The primary objective is to deliver seamless data center operations and robust network infrastructure to support prime contractors in meeting mission-critical goals.

It Contracting Division - PL83

POSTED

about 18 hours ago

DEADLINE

Multi-Tier IT Service Desk & IMOThis subcontract opportunity with the Department of Defense involves operating a multi-tier Service Desk and Information Management Operations team for prime contractors on USAWHC G-6 projects in Fort Bragg. The scope of work includes ticket management, desktop imaging, and coordination with Network Enterprise Centers, with a specific requirement for prioritized VIP support featuring a one-hour response and 24-hour resolution window. Personnel must possess a Secret clearance and be proficient in ITSM ticketing tools and desktop imaging software. The contract mandates high performance standards, requiring 99 percent service availability and strict adherence to established service level agreements. Interested parties should note the response deadline of November 2, 2026. The project falls under NAICS code 541513 and is managed by the IT Contracting Division - PL83.

It Contracting Division - PL83

POSTED

about 18 hours ago

DEADLINE

Cloud Infrastructure & Network SupportThe Cloud Infrastructure and Network Support subcontract for the Naval Surface Warfare Center Dahlgren involves providing high-computing cloud services and network engineering for prime contractors. The scope of work includes managing AWS and Azure GovCloud environments, delivering operational cloud environments, and maintaining secure network infrastructure. Additionally, the contractor is responsible for information assurance support and cybersecurity system administration. Qualified candidates must possess a Secret, TS, or SCI clearance and hold DOD 8570.01-M certification. Access to JWICS is also required to perform the duties associated with this effort. This opportunity falls under NAICS code 541513 and is managed by the Department of Defense.

POSTED

about 18 hours ago

DEADLINE

Embedded Software & Firmware EngineeringThis subcontract for the Department of Defense and NSWC Dahlgren focuses on providing embedded software development and firmware engineering for naval weapon systems projects. The scope of work includes writing low-level code, implementing Open Architecture standards, and executing comprehensive regression, automated build, deployment, and unit testing. Key deliverables for this effort consist of embedded software modules, firmware, and verification and validation reports. Qualified personnel must maintain a Secret or Top Secret security clearance and ensure full compliance with DOD 8570.01-M standards. The project is categorized under NAICS code 541511 and is performed in the 22448 zip code area. Interested parties should note the response deadline of October 28, 2026.

POSTED

about 18 hours ago

DEADLINE

AI/ML & Autonomous Systems EngineeringThe AI/ML and Autonomous Systems Engineering subcontract for the Department of Defense, specifically supporting NSWC Dahlgren, focuses on the engineering of asymmetric machine learning architectures. The scope of work involves developing data-driven validation frameworks to quantify system performance, sourcing data repositories, and utilizing high-computing cloud services and ML modeling tools to generate simulated data. Key deliverables include the final ML architectures, validation frameworks, and detailed performance benchmarking reports. This opportunity requires personnel to hold Secret/TS/SCI security clearances to perform the work. The project falls under NAICS code 541715 and is associated with a response deadline of October 28, 2026. Performance of the contract is centered in the 22448 zip code area.

POSTED

about 18 hours ago

DEADLINE

Specialized Thermal Data Analysis ServicesThe Specialized Thermal Data Analysis Services subcontract involves providing advanced data analysis of spectral pyrometry results for prime contractors supporting NASA Shared Services Center propulsion testing projects. The scope of work focuses on analyzing raw spectral data to ensure measurement fidelity, utilizing thermal diagnostic modeling tools to apply emissivity corrections and compensate for variables such as window fouling, plume emissions, and off-gas. The selected provider will be responsible for delivering validated temperature measurements and comprehensive data analysis reports. This opportunity falls under NAICS code 541715 and is associated with the National Aeronautics And Space Administration.

NASA Shared Services Center

POSTED

about 18 hours ago

DEADLINE

Secure Supply Chain Tool & Database DeveloperThis subcontract opportunity, titled Secure Supply Chain Tool and Database Developer, involves customizing supply chain tools and developing operational databases for prime contractors on USAF/AMIC projects supporting the Joint Warfare Analysis Center. The scope of work focuses on implementing visualization and analytics features for software operating on air-gapped TS/SCI/SAP networks, specifically JWICS, while ensuring strict adherence to DFARS 252.204-7012 cybersecurity standards. The project is based in Dahlgren and is managed under the Department of Defense. Due to the sensitive nature of the work, all personnel must possess TS/SCI/SAP clearances, and the performing entity must hold a Top Secret Facility Clearance. Interested parties should note the response deadline of November 3, 2026, for this NAICS 541511 classified effort.

FA4890 Hq Acc Amic

POSTED

about 18 hours ago

DEADLINE

Earth Science Modeling and SimulationThe Earth Science Modeling and Simulation subcontract supports prime contractors on projects for the NASA Goddard Space Flight Center. The scope of work involves performing scientific modeling, simulation, and data assimilation across several disciplines, including geodetic, geophysical, cryospheric, hydrospheric, and biospheric sciences. Key responsibilities include the development of scientific models, the execution of experiment design, and the advancement of scientific mission development. The selected provider will be responsible for delivering research reports, simulation results, and functional scientific models. This opportunity is associated with NAICS code 541715 and is based in Greenbelt, Maryland. The response deadline for this requirement is December 4, 2026.

NASA Goddard Space Flight Center

POSTED

about 18 hours ago

DEADLINE

in about 1 month

Fast Assessment of Solutions, Therapeutics, Pharmaceuticals, and SupplieS (FASTPASS) Innovative Solutions Opening

Solicitation # ARPA-H-SOL-26-160

The Fast Assessment of Solutions, Therapeutics, Pharmaceuticals, and Supplies (FASTPASS) program, under solicitation ARPA-H-SOL-26-160, is an initiative by the Advanced Research Projects Agency for Health (ARPA-H) to develop a near real-time, non-destructive, AI-enabled screening system. The goal is to identify contamination, adulteration, and quality defects in pharmaceutical products through their packaging at ports of entry and other supply-chain nodes using multi-modal sensing and data fusion. This 54-month program is structured into three 18-month phases, culminating in a fieldable platform with validated training materials and integrated documentation capabilities. This procurement is conducted as a multiple-award Other Transaction (OT) Agreement rather than a standard federal contract, meaning it is governed by specific OT articles instead of the Federal Acquisition Regulation. Awards are based on the most advantageous proposals, with primary evaluation factors including innovation, soundness, execution planning, risk management, and team expertise. Payments are fixed and triggered by the successful completion of milestones, managed through the Payment Management System. Proposers must be registered in SAM.gov and provide detailed technical and cost proposals, including a milestone payment schedule and research security disclosures. Amendment 01 specifically updated the cost proposal narrative model and workbook to correct typographical errors and rename appendices.

Advanced Research Projects Agency For Health (arpa-H)

POSTED

about 18 hours ago

DEADLINE

HYDROSPHERE, BIOSPHERE, & GEOPHYSICS (HBG) SUPPORT SERVICES II - FINAL REQUEST FOR PROPOSAL (FRFP)

Solicitation # 80GSFC27R0015

The National Aeronautics and Space Administration Goddard Space Flight Center is soliciting proposals for the Hydrosphere, Biosphere, and Geophysics (HBG) Support Services II contract, under solicitation number 80GSFC27R0015. This small business set-aside is a hybrid Indefinite Delivery Indefinite Quantity (IDIQ) contract with a five-year effective ordering period. The contract allows for the issuance of both Cost Plus Fixed Fee (CPFF) and Firm-Fixed Price (FFP) task orders to support science research and computing activities across various laboratories, including the Cryospheric Sciences, Ocean Ecology, Hydrological Sciences, Biospheric Sciences, Geodesy and Geophysics, and the Terrestrial Information Systems Laboratory. The primary objective is to develop and apply space, field-deployed, and laboratory-based technologies to address societal issues related to water resources, ecosystems, sea level change, and the Earth's magnetic and gravity fields. The scope of work encompasses scientific modeling, simulation, data assimilation, satellite instrument performance analysis, and the planning and execution of field campaigns. Performance will occur at the Goddard Space Flight Center and the contractor's facilities, with acceptance managed by the Contracting Officer or a designated representative. Award selection will be based on a tradeoff approach, prioritizing Mission Suitability as the most important factor, followed by Cost and Past Performance. Proposals must be submitted in four volumes, including a numerically scored Mission Suitability volume and a detailed Cost volume. Additionally, the contractor must adhere to strict security requirements, including the provision of a Cyber Supply Chain Risk Management plan and compliance with NDAA Section 889 regarding telecommunications and surveillance equipment.

NASA Goddard Space Flight Center

POSTED

about 18 hours ago

DEADLINE

in about 1 month