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SOS INTERNATIONAL LLC

UEI: L3VCKMD7J585CAGE: 6QG06

SOS INTERNATIONAL LLC is a federal contractor, registered under UEI L3VCKMD7J585 and CAGE code 6QG06. It has been awarded $2,369,887,200 in federal contracts. Primary work spans Facilities Support Services, Translation and Interpretation Services, and Computer Systems Design Services. Top awarding agencies include Department Of Defense, Department Of Justice, and Department Of Defense (dod).

Contact Information

Registration and classification details

Registration

UEI Code

L3VCKMD7J585

CAGE Code

6QG06

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

For Profit OrganizationLimited Liability Company

NAICS Codes

221118Other Electric Power Generation
221121Electric Bulk Power Transmission and Control
221122Electric Power Distribution
236210Industrial Building Construction
236220Commercial and Institutional Building Construction
+120 more

Federal Contracting Overview

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

AI Capability Profile

SOS International LLC specializes in mission-critical professional services supporting U.S. government operations, with deep expertise in translation and interpretation, facilities support, and computer systems design. The company delivers multilingual linguistic services—including transcription, tr...

SOS International LLC specializes in mission-critical professional services supporting U.S. government operations, with deep expertise in translation and interpretation, facilities support, and computer systems design. The company delivers multilingual linguistic services—including transcription, translation, and real-time interpretation—for law enforcement, immigration, and diplomatic missions, ensuring accurate communication across language barriers in high-stakes environments. It also provides comprehensive facilities support, including life support, maintenance, and operational services at overseas installations, alongside unarmed security guard operations for sensitive government sites. In IT, SOS International designs and implements custom computer systems and integrated technical solutions, with experience in secure infrastructure deployment and mission-critical software support. Their technical proficiency spans end-to-end service delivery, from linguistic asset management to facility operations under stringent compliance standards. The contractor maintains strong, recurring relationships with the Department of Defense, Department of Justice, and General Services Administration, delivering linguist services to DOJ components, security and facility support to DoD installations abroad, and integrated service solutions through GSA’s OASIS+ vehicle. These engagements reflect a pattern of sustained, task-order-based partnerships rooted in reliability and operational adaptability. SOS International’s primary focus lies in professional, scientific, and technical services, particularly translation and interpretation (541930), computer systems design (541512), and facilities support (561210). The firm is positioned as a niche provider for complex, language-intensive, and geographically dispersed government missions, with a clear emphasis on operational continuity in austere or international settings. Headquartered in Reston, Virginia, SOS International operates as a 2L entity with no federal certifications on record. Its presence is defined by its ability to execute high-demand, low-margin services across global locations, serving as a trusted contractor for agencies requiring scalable, on-the-ground operational support in linguistics, security, and facility management.

Key Performance Metrics

Awards Count

785

All time

Active

13

Currently performing

Completed

770

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

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Open opportunities in SOS INTERNATIONAL LLC's top NAICS codes and agencies

NAICS: 541611
New
SLED
Child Nutrition Program Administrative Reviews
Solicitation # RFP FNW 26 27 10
The Florida Department of Agriculture and Consumer Services, Division of Food, Nutrition, and Wellness, is seeking a contractor to perform Child Nutrition Program Administrative Reviews, Targeted Technical Assistance Reviews, and pre-operational visits for various school food authorities, including school districts, charter schools, and residential care facilities. The scope of work for the 2026-2027 program year involves conducting up to 100 Administrative Reviews, 10 Targeted Technical Assistance Reviews, and 5 pre-operational visits, focusing on nutrition standards, procurement, resource management, and claims validation. The initial contract term runs through September 30, 2027, with the possibility of three one-year renewals. Qualified respondents must demonstrate at least three years of experience in conducting reviews for programs such as the National School Lunch Program and School Breakfast Program. All staff must pass background checks and possess documented knowledge of USDA and Florida regulations. Proposals are evaluated on a 375-point scale, with significant weight placed on budget, experience, and references. The contract requires fixed unit pricing based on the size of the school food authority and mandates strict quality assurance processes, including weekly meetings with the department and written acceptance of deliverables. Failure to meet service levels may result in penalties of 1,000 dollars per task.
Department of Agriculture and Consumer Services

POSTED

about 6 hours ago

DEADLINE

in 20 days
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NAICS: 541512
New
Federal
MCC Software Development Recompete
Solicitation # 95332427K0001
The Millennium Challenge Corporation (MCC) Office of the Chief Information Officer (OCIO) Digital Services Team is seeking a contractor for the MCC Software Development Recompete under solicitation 95332427K0001. The scope of work involves providing comprehensive application engineering, operations and maintenance (O&M), platform customization, configuration, and Tier 3 user support for all enterprise applications. The contractor will be responsible for monitoring cloud-based applications, managing performance faults, and executing new development tasks using Agile and test-driven methodologies. Additional requirements include providing program management, administrative support, and surge capacity to handle fluctuating workloads or special projects. Performance must align with industry best practices, NIST, OMB, and MCC policies, with a strong emphasis on integrating cybersecurity and Zero Trust principles throughout the software lifecycle. The primary place of performance is anticipated to be the contractor's site or via telework, though some work requiring direct network access will occur at MCC headquarters in Washington, D.C. Personnel must undergo a National Agency Checks with Law and Credit (NACLC) background investigation for a Moderate Risk Public Trust (MRPT) position and comply with HSPD-12 identity verification. Deliverables include formal operational, administrative, and training documentation, with product acceptance based on a rapid, repetitive development process in a joint team environment.
Millennium Challenge Corporation

POSTED

about 11 hours ago

DEADLINE

in 16 days
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NAICS: 541330
New
Federal
Sources Sought - BIOMEDICAL ENGINEERING TECHNICAL SUPPORT SERVICES
Solicitation # NIH-OD-SS-27-000089
The National Institutes of Health Clinical Center is conducting market research through Sources Sought announcement NIH-OD-SS-27-000089 to identify qualified small and large businesses capable of providing specialized Biomedical Engineering Technical Support Services. Under NAICS code 541330 and PSC R499, the required services focus on sustaining the Medical Equipment Program through the inspection, preventive maintenance, repair, calibration, and lifecycle management of clinical and research medical equipment. A critical component of the scope involves collaborating with the Department of Clinical Research Informatics and the NIH Center for Information Technology to perform IT security reviews, ensuring that medical systems connecting to the NIH IT Network comply with HHS Cybersecurity standards without impeding device functionality. The selected contractor will be responsible for maintaining the Clinical Center's accreditations from The Joint Commission, the College of American Pathologists, and the Association for the Advancement of Blood and Bio-therapies, while adhering to FDA Safe Medical Devices Act reporting requirements. Key deliverables include maintenance records, technical reports, and monthly activity summaries. Interested respondents must be registered in the System for Award Management and submit a response by noon on October 22, 2026, including their UEI number, socioeconomic status, GSA schedule, and a detailed capability statement. All communications must be directed to the contracting office, as direct contact with the customer is prohibited.
National Institutes Of Health Olao

POSTED

about 11 hours ago

DEADLINE

in 9 days
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NAICS: 541519
New
Federal
7A21--(New Action): VA Procurement Policy Documentation Control Software (VA-27-00008195)
Solicitation # 36C10B26Q0830
The Department of Veterans Affairs, through the Technology Acquisition Center, is seeking an enterprise-ready document control management solution to streamline the lifecycle of Standard Operating Procedures, forms, and related reference materials. The required solution must be a cloud-based Software as a Service platform or a Microsoft 365/SharePoint Online-native application capable of supporting approximately 400,000 personnel. Key technical requirements include the ability to render SOP content as formatted readable pages rather than separate files, maintaining a complete revision history, and providing an active Table of Contents. The project is planned for a base period from December 1, 2026, to November 30, 2027, with one optional 12-month extension. This action is currently in the Request for Information phase under solicitation 36C10B26Q0830 to inform the development of a final Performance Work Statement. Amendment 0002 has extended the response deadline to October 15, 2026, at 10:00 a.m. Eastern Time and provided additional vendor Q&A. Interested respondents must provide company information and, if applicable, small business set-aside capabilities. The final solution must adhere to strict security standards, including FedRAMP, Section 508 accessibility, and VA-specific personnel vetting and data protection protocols. All contractor operations must be located within the United States or its territories to the maximum extent feasible.
Technology Acquisition Center Nj (36C10B)

POSTED

about 11 hours ago

DEADLINE

in 1 day
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NAICS: 541611
New
Federal
FY27 Mentor Protege Program (MPP) Broad Agency Announcement
Solicitation # MPP-FY2027
The Department of War Mentor-Protégé Program (MPP) is a business development initiative designed to strengthen the Defense Industrial Base by pairing large prime contractors with eligible small businesses. Mentors must be prime contractors with at least 25 million dollars in Department of War contracts from the previous fiscal year and an active subcontracting plan. Eligible protégés include small businesses meeting SBA size standards and specific socio-economic categories, such as HUBZone, Women-Owned, or Service-Disabled Veteran-Owned concerns. The program focuses on technical priorities including IT infrastructure modernization, cloud optimization, data integration, AI/ML implementation, and cybersecurity. The application process consists of two phases: an initial white paper submission followed by a final proposal for selected candidates. White papers are accepted on a rolling basis and reviewed according to a quarterly cycle. Selected participants must provide a detailed technical and cost proposal, with at least 50 percent of proposed costs dedicated to engineering and technical assistance. Agreements are limited to reimbursable contracts with a maximum period of performance of 36 months. Additionally, protégés may apply for the Protégé Pilot Initiative to fund specific projects supporting the War Fighter, capped at 25 percent of the annual agreement budget.
W6QK Acc-Apg

POSTED

about 11 hours ago

DEADLINE

in 10 months
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NAICS: 541690
New
Federal
INJECTION WELL FAILURE MODE EVALUATION
Solicitation # 140RR027Q0004
The Department of the Interior, through the Reclamation Contracting Activity, is soliciting quotes for an Injection Well Failure Mode Evaluation at the Paradox Valley Unit in western Colorado. This total small business set-aside under NAICS 541690 requires a contractor to identify, evaluate, and document potential risks and failure modes for the surface, subsurface, and reservoir systems of the PVU Injection Well. The scope of work includes a comprehensive system review of project documentation, the definition of failure indicators, and the recommendation of monitoring and diagnostic methods. Key deliverables include a draft and final report, which must be signed and stamped by a registered professional engineer, and participation in bi-weekly progress meetings. The government intends to award a single fixed-price purchase order based on the lowest price, technically acceptable (LPTA) offer. Technical evaluations will focus on the proposed methods, work schedule, quality control plan, and personnel qualifications, specifically requiring a minimum of ten years of relevant industry experience in deep brine disposal wells. Past performance will be rated as acceptable or not acceptable, though a lack of past performance is also considered acceptable. The period of performance is scheduled from January 20, 2027, through April 30, 2027. Quotes must be submitted via email by November 10, 2026, and all payment requests must be processed through the Invoice Processing Platform.
Reclamation Contracting Activity

POSTED

about 11 hours ago

DEADLINE

in 28 days
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NAICS: 541330
New
Federal
Marketplace for Acquisition of Professional Services (MAPS)
Solicitation # W15P7T-26-R-A006
The Army Contracting Command-Aberdeen Proving Ground is executing the Marketplace for Acquisition of Professional Services (MAPS), an Indefinite-Delivery Indefinite-Quantity (IDIQ) contract designed to consolidate and replace the RS3 and ITES-3S vehicles to streamline the procurement of uncommon knowledge-based professional services for the U.S. Army and other federal agencies. This multi-award contract supports global operations across CONUS and OCONUS, including hostile environments, and spans five primary domains: Engineering, Logistics and Operational Services; Research, Development, Test and Evaluation Services; Management and Advisory Services; Emerging IT Services; and Foundational IT Services. The contract has a total ceiling value of $50 billion over a base five-year period with an optional five-year extension, structured as a Firm Fixed Price arrangement with specific fee caps for Cost-Plus-Fixed-Fee task orders: 5% for non-research work and 7% for experimental, developmental, or research work. The Government will make up to 70 awards per domain, with allocations reserved for 30 Large Businesses (including 15 Emerging Large Businesses), 25 Small Businesses, and 15 Commercial-Sector Vendors, though these numbers may be adjusted without notice. Award decisions are based exclusively on technical rating, with no tradeoffs between cost and non-cost factors, and only the highest-rated technical offerors offering a fair and reasonable price will be selected. Evaluation is weighted heavily toward NAICS alignment, granting 1,000 points per qualifying project that matches a domain-specific NAICS code, with additional scoring for relevance, passthrough rate, vacancy rate, time-to-fill rate, schedule, and completeness. Proposals must be submitted through the Digital Market Portal, adhering to strict formatting rules including single PDF attachments, 5MB file size limits per volume, and specific naming conventions. Offerors must submit qualifying project forms, scorecards, and past performance documentation using the correct amendments based on business size category. Organizational conflict of interest provisions are stringent, requiring disclosure of actual or potential OCI, mandatory non-disclosure agreements for personnel involved in systems engineering or evaluation functions, and potential restrictions on future contracting activities by awardees. Compliance with SAM.gov representations, MIL-STD-130 and MIL-STD-129 marking for uniquely identified items, and DoD Common Access Card requirements for network access are also mandatory. Offerors must ensure their SAM registrations are current, and submissions must be made by the deadline of
W6QK Acc-Apg

POSTED

about 11 hours ago

DEADLINE

in 30 days
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NAICS: 541330
New
Federal
NUWCDIVNPT Enterprise Infrastructure Market Survey
Solicitation # N6660427R3001
The Naval Undersea Warfare Center Division, Newport (NUWCDIVNPT) is conducting a market survey under reference number N66604-27-R-3001 to identify qualified contractors for comprehensive engineering, operational, and technical support of its enterprise data networks, telecommunications infrastructure, and Media Center facilities. This effort is limited to SeaPort-NxG MAC holders, and large businesses are not required to respond. The estimated value of the requirement is between 25 million and 50 million dollars. The scope involves providing worldwide telecommunication services over both classified and unclassified networks, with 90 percent of the work performed at government sites. Services are generally expected during standard business hours, though after-hours support and rapid response for wartime operations may be required. Respondents must demonstrate the ability to provide at least eleven key personnel meeting strict certification standards, including Cisco Certified Network Professional (CCNP), CompTIA Security+, and specific CWF Work Role proficiencies. The government mandates an Acceptable Quality Level (AQL) of 95 percent for all deliverables. Compliance with various FAR and DFARS clauses is required, including limitations on subcontracting and information assurance certifications. Interested parties must submit their responses, including corporate descriptions and experience matrices, by October 15, 2026, via email to the designated points of contact. This notice is for planning purposes only and does not constitute a formal solicitation.
Nuwc Division Newport

POSTED

about 11 hours ago

DEADLINE

in 3 days
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NAICS: 541519
New
Federal
Timeservers
Solicitation # FA813926Q0030
Solicitation FA813926Q0030 is a sole-source, firm-fixed-price acquisition issued by the Air Force Sustainment Center at Tinker Air Force Base for the procurement of four precision time and frequency systems. Two units are designated for the Royal Saudi Air Force (RSAF) and two for the Japan Air Self-Defense Force (JASDF). The required hardware, part number 001-0193 manufactured by Brandywine, is mission-critical for the Boeing-designed Mission Computing architecture, providing the precision 1PPS signal and IRIG B serial time code necessary for the synchronization and calibration of navigation, network processing, storage, and communications equipment. Due to these specific technical compatibility requirements and governing Technical Orders, the procurement is justified as a sole-source action. The contract is a 100 percent small business set-aside and will be awarded to the responsible vendor offering the lowest evaluated price, with no technical tradeoffs permitted. Deliveries are FOB Destination to Tinker AFB, Oklahoma, and must be packaged according to commercial best practices, with specific palletization requirements for oversized or heavy shipments. The contractor is required to maintain specific insurance coverages, including at least 500,000 dollars per occurrence for bodily injury liability. Invoicing and payment will be processed electronically through the Wide Area WorkFlow system. Offerors must submit their quotations by October 13, 2026, including detailed technical documentation to verify compliance with the equipment specifications.
FA8139 Afsc Pzimb Software

POSTED

about 11 hours ago

DEADLINE

in 7 days
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