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4 National Security, Inc 9018 Balboa Blvd #606 Northridge CA 91325-2610

UEI: SLED_34122726E66CB0AC

4 National Security, Inc 9018 Balboa Blvd #606 Northridge CA 91325-2610 is a federal contractor, registered under UEI SLED_34122726E66CB0AC. It has been awarded $171,088 across 1 federal contract. Primary work spans Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance. Top awarding agencies include W076 Endist Ft Worth.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_34122726E66CB0AC

Federal Contracting Overview

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

Key Performance Metrics

Awards Count

0

All time

Active

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Currently performing

Completed

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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

W076 Endist Ft Worth$171.1K100%

Awards by NAICS

811310 - Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance$171.1K100%

Awards by Agency Over Time

Awards by Place of Performance

Open opportunities in 4 National Security, Inc 9018 Balboa Blvd #606 Northridge CA 91325-2610's top NAICS codes and agencies

Respirator Test Equipment

Solicitation # N0018926QW308

The U.S. Navy’s NAVSUP Fleet Logistics Center in Norfolk, Virginia, is pursuing a sole-source firm fixed-price contract with TSI, Inc. for PortaCount Model 8048-T Respirator Fit Testing Machines and associated testing kits, as TSI is the exclusive manufacturer and distributor of this specific equipment. These devices are critical for Navy Region Mid-Atlantic to ensure proper fit of respirators such as N95s, SCBAs, and gas masks, guaranteeing maximum respiratory protection for personnel operating in hazardous environments. The contract requires delivery FOB Destination to Great Lakes, Illinois, no later than 30 days after award, with the supplier fully responsible for quality control and inspection unless otherwise stated; the government will perform acceptance inspections upon delivery. The acquisition fall under NAICS code 811310 with a small business size standard of $12.5 million in annual revenue. All solicitation documents are available exclusively through the System for Award Management website, with no hard copies issued, and potential vendors must submit quotes via SAM.gov by the deadline of August 10, 2026. Vendors must self-certify that neither they nor their corporate officials are suspended or debarred from federal contracting, and all awardees must maintain active SAM registration prior to award, throughout contract performance, and until final payment. Questions should be directed to Contract Specialist Kelley Nevelsteen at the provided email and phone number.

Navsup Flt Logistics Ctr Norfolk

POSTED

about 8 hours ago

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Warranty and Defect Resolution SupportThe contract governs the management of warranty claims for damaged or defective tires under the auspices of the Defense Logistics Agency, a component of the Department of Defense. It outlines a structured process for identifying and resolving tire defects, with transit-related damage addressed through a dedicated vendor hotline and non-transportation defects reported via the Web-Based Supply Discrepancy Reporting system. The work is classified under NAICS code 811310, indicating it pertains to automotive repair and maintenance services, and is structured as a subcontract supporting broader defense supply chain operations. The contract was posted on August 1, 2026, and is linked to the master contract SPE7LX19D0029 with delivery order SPE7LX26F86E2, ensuring alignment with existing procurement frameworks. All claims processing and resolution activities must comply with established DLA protocols to maintain supply readiness and minimize operational disruption.

Defense Logistics Agency

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Warranty and Damage Reporting SupportThe contract governs post-delivery support for damaged tires, encompassing both transit-related and non-transportation damage incidents, managed through the WEBSDR system for accurate reporting and documentation. It requires the contractor to coordinate warranty replacements in a timely and compliant manner, ensuring that damaged tires are properly assessed, reported, and substituted according to established protocols. All activities must align with the Department of Defense's requirements under the Defense Logistics Agency, maintaining consistent standards across the supply chain. This subcontract, identified under NAICS code 811310, is tied to contract SPE7LX26F86A9 and is linked to the broader award SPE7LX19D0029. The work must be performed in support of defense operations, with no specific geographic restriction indicated for performance, but all reporting and replacement coordination must follow the centralized WEBSDR procedures. The contract remains active under the terms established as of August 1, 2026, and is designed to ensure operational readiness by maintaining tire inventory integrity and minimizing downtime due to damage-related logistics failures.

Defense Logistics Agency

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59--ROTOR POSITIONING U, IN REPAIR/MODIFICATION OF

Solicitation # N0038326RBA39

The contract solicitation for NSN 7R-5990-014606390-V2, titled "59--ROTOR POSITIONING U, IN REPAIR/MODIFICATION OF," requires the procurement of 34 units with delivery terms FOB origin. This item is flight critical and subject to strict Government source approval due to the unique design capabilities, proprietary engineering knowledge, and specialized manufacturing or repair expertise held exclusively by previously approved sources. Technical data and manufacturing processes essential to maintaining the part’s integrity are not economically available to the Government, and acquisition from alternate sources is prohibited unless they successfully qualify through formal procedures approved by the cognizant Government engineering activity. Only sources previously sanctioned by the Government have been solicited, and new sources must submit comprehensive documentation per NAVSUP WSS Source Approval Information Brochures to be considered. Proposals lacking complete required information or evidence of prior submission will be deemed nonresponsive. The Government has determined that commercial item acquisition policies under FAR Part 12 do not apply, and the timeline for new source qualification is insufficient to delay award. Offers must be submitted by the deadline of September 15, 2026, and award may proceed based on critical Fleet support needs if approval cannot be secured in time. All technical specifications and standards referenced can be accessed via ASSIST-Online or the DODSSP, while inquiries are to be directed to the designated point of contact at NAVSUP Weapon Systems Support in Philadelphia, PA.

Navsup Weapon Systems Support

POSTED

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in about 1 month

Emergency Repairs and System TroubleshootingThe contract titled Emergency Repairs and System Troubleshooting requires on-call response to critical system failures including leaks, pressure issues, and contamination alerts, with duties encompassing diagnostics, parts replacement, and full service restoration to ensure operational continuity. Contractors must be prepared to respond promptly to emergencies across the state of Texas under the jurisdiction of the Health and Human Services Commission, with services expected to maintain public health and safety standards through timely intervention and technical expertise. The solicitation is open for bids as a subcontract under NAICS code 811310, with a response deadline of August 14, 2026, at 4:30 PM Central Time. The opportunity is posted on the Texas SmartBuy portal, and while no set-aside provisions or specific organizational restrictions are noted, bidders must meet the technical and operational requirements to support emergency service delivery in accordance with state health and safety protocols. All work is to be performed within Texas, and contractors are expected to have the capability to mobilize quickly, possess appropriate certifications, and maintain inventory or access to specialized components necessary for rapid system repair.

Health and Human Services Commission

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Routine Preventive Maintenance on Water Filtration UnitsThe contract outlines a routine preventive maintenance program for water filtration units, requiring scheduled inspections, filter replacements, system flushing, performance testing, and comprehensive recordkeeping to ensure the safe and uninterrupted operation of the systems. All tasks must be performed to maintain regulatory compliance and operational efficiency, with strict adherence to established protocols for documentation and service delivery. The work is scoped to support continuous water safety standards across facilities under the jurisdiction of the Health and Human Services Commission in Texas. This is a subcontract opportunity posted on July 31, 2026, with a response deadline of August 14, 2026, targeting service providers with expertise in water filtration system maintenance. The NAICS code 811310 indicates classification under other miscellaneous repair and maintenance services. The place of performance and point of contact details are unspecified, but the work is expected to occur within Texas under the oversight of the state agency. Interested parties must submit proposals through the designated portal prior to the deadline to be considered for award.

Health and Human Services Commission

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Water Filtration System Maintenance and Repairs at San Angelo State Supported Living Center

Solicitation # HHS0017602

The Texas Health and Human Services Commission through its Procurement and Contracting Services division is soliciting competitive bids for as-needed maintenance and repairs to water filtration systems at the San Angelo State Supported Living Center. The solicitation, identified as HHS0017602, was posted on July 31, 2026, with responses due by August 14, 2026, at 4:30 PM Central Time. This contract opportunity is open to vendors capable of providing timely and reliable services to ensure the proper functioning of water filtration systems critical to the health and safety of residents at the facility. The place of performance is located in Texas, and all work must be performed at the specified site without exception. The contracting authority is the Health and Human Services Commission, operating under the state of Texas as a state-level government entity. Primary point of contact for inquiries regarding the solicitation is David Martinez, reachable via email at David.Martinez01@hhs.texas.gov or by phone at 512-406-2597. Additional details, including submission guidelines and requirements, can be accessed through the official procurement portal at the provided UI link. There is no set-aside designation specified for this solicitation, meaning it is open to all qualified vendors regardless of business size or ownership characteristics. Vendors are expected to respond with comprehensive proposals detailing their experience, service approach, response times, and pricing structure for both routine maintenance and emergency repairs within the specified timeframe.

Health and Human Services Commission

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Warranty and Post-Delivery Service NetworkThe contract establishes a commitment to provide on-site warranty service and repair support for crawler tractors within Texas, ensuring compliance with the terms outlined in the contract warranty provisions. This includes timely deployment of qualified technicians to the location of the equipment to perform diagnostics, repairs, and maintenance as needed, with the goal of minimizing downtime and maintaining operational readiness for the equipment under warranty. The scope is strictly confined to Texas and requires adherence to specific service standards and response protocols defined in the warranty agreement. This subcontract is categorized under NAICS code 811310, which corresponds to industrial and commercial machinery and equipment repair and maintenance services. It was posted on July 31, 2026, with a response deadline of August 17, 2026, and is managed by the Comptroller of Public Accounts under the Texas agency structure. The place of performance and organizational details are unspecified, but the service must be conducted entirely within Texas. Interested parties are directed to the Texas SmartBuy portal for full solicitation details and submission requirements.

Comptroller of Public Accounts

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Warranty and Field Service SupportThe contract seeks a contractor to provide warranty-backed repair, maintenance, and field service support for concrete saws used across Iowa DOT operations. This subcontract requires the vendor to deliver timely and reliable technical services to ensure the continued operational readiness of equipment, with all work backed by a warranty to guarantee quality and performance. Services must be performed across the state of Iowa, covering all necessary field locations where concrete saws are deployed for infrastructure projects. The contractor is expected to respond to service requests promptly, perform diagnostics and repairs, replace defective parts under warranty, and maintain detailed service records to meet Iowa DOT’s operational and compliance standards. The solicitation was posted on July 31, 2026, with responses due by August 21, 2026, and falls under NAICS code 811310 for commercial and industrial machinery and equipment repair and maintenance. The contract is structured as a subcontract, and while no set-aside provisions are specified, bidders must be prepared to meet all technical and logistical demands of supporting state-mandated infrastructure maintenance activities. The point of contact and exact performance locations are not listed, but services will be required statewide, and all work must align with Iowa DOT’s operational protocols. Interested parties can access additional details through the provided UI link on the Sciquest platform.

POSTED

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Warranty, Repair, and After-Sales Support ServicesHarris County is seeking a contractor to provide warranty service, repair, and technical support for less-lethal launchers and related equipment under a subcontract arrangement. The contract requires comprehensive after-sales support, including diagnostic evaluations, corrective maintenance, parts replacement, and technical assistance to ensure operational readiness and compliance with safety standards for law enforcement applications. All work must be performed in accordance with manufacturer specifications and industry best practices for non-lethal weaponry systems. The solicitation was posted on July 31, 2026, with responses due by August 17, 2026, and is classified under NAICS code 811310 for industrial and commercial machinery and equipment repair and maintenance. The place of performance and specific location details are not specified, but performance is expected to support Harris County’s operational needs in Texas. The contract is open to qualified subcontractors with demonstrated capability in servicing less-lethal systems and maintaining rigorous service protocols under tight timelines.

POSTED

DEADLINE

Performance Testing & Compliance Certification (Mechanical/Electrical Systems)The contract requires the execution of operational performance testing and inspections on installed mechanical and electrical systems to ensure they meet established functional and safety standards. A critical component of the scope is the generation of comprehensive compliance documentation, which must be formally certified by factory-authorized representatives to validate that all equipment has been tested and verified according to manufacturer specifications and regulatory requirements. This work must be performed on equipment already installed within Huntingdon County, Pennsylvania, with all testing and certification activities tied to the physical presence of the systems at their installed locations. Bidders must respond by August 17, 2026, and the contract is structured as a subcontract under NAICS code 811310, which corresponds to other commercial and industrial machinery and equipment repair and maintenance. The opportunity is posted by Huntingdon County through the Pennsylvania state procurement portal, and while no specific point of contact or set-aside details are provided, the emphasis on formal certification by factory-authorized personnel underscores the need for qualified and accredited service providers with direct ties to equipment manufacturers. Performance must align with industry best practices for documentation and compliance, with no flexibility in the requirement for third-party factory validation.

Huntingdon County

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High voltage repair switch gears, high voltage repair for Richmond State Supported Living Center

Solicitation # HHS0017495V2

The contract solicitation, identified as HHS0017495V2, seeks proposals for high voltage repair switch gears and associated high voltage repair services at the Richmond State Supported Living Center in Texas. All activities and deadlines are governed by Central Time, with responses required by 10:30 AM on August 21, 2026, to be received via the Electronic State Bid Directory. An optional on-site visit is scheduled for August 6, 2026, at 10:00 AM to provide bidders with visibility into the worksite. Any questions or clarifications must be submitted by August 10, 2026, and responses to those inquiries will be published as an addendum on August 13, 2026. The anticipated contract start date is September 1, 2026. The solicitation is managed by the Texas Health and Human Services Commission, with Byron Wright serving as the primary point of contact, reachable via email and phone. The contract falls under the SLED category and can be accessed online through the provided TX SmartBuy portal.

Health and Human Services Commission

POSTED

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Truck-Mounted Attenuators (TMA) Supply and ServiceThe contract covers the provision, installation, maintenance, and repair of truck-mounted attenuators designed for work zone impact protection. It is classified as a subcontract under NAICS code 811310, indicating services related to automotive maintenance and repair, and is managed by FAS - Purchasing under the Washington agency office. The solicitation was posted on July 31, 2026, with a submission deadline of September 14, 2026, requiring vendors to deliver comprehensive support services for TMA units used in highway and roadway work zones. The scope demands reliable performance and compliance with safety standards for dynamic impact absorption, ensuring protection for workers and motorists. The place of performance and point of contact details are unspecified, but the work is expected to support federal or state transportation projects within the Washington region. All services must be performed in accordance with industry best practices and contractual obligations for responsive, timely maintenance and emergency repairs.

FAS - Purchasing

POSTED

DEADLINE

in about 1 month

HVAC Maintenance for Commercial Walk-In CoolersThe contract requires semi-annual preventive maintenance and servicing for 33 commercial walk-in coolers located at the USDA-ARS facility in Parlier, California, with services including thorough inspection, cleaning, lubrication, refrigerant level checks, electrical testing, and minor repairs to ensure optimal operation. All work must be performed by a qualified contractor capable of maintaining commercial refrigeration systems to meet federal facility standards, with timely and reliable service critical to sustaining the integrity of stored agricultural research materials. The contract is designated as a Small Business Set Aside under NAICS code 811310, limiting eligibility to certified small businesses, and is structured as a subcontract. The solicitation was posted on July 31, 2026, with a firm deadline for responses on August 14, 2026, at 10:00 PM Eastern Time. Performance will be conducted exclusively at the Parlier, CA location, using the facility’s existing infrastructure and equipment. There are no specified point of contact details available, but all inquiries and submissions must be directed through the SAM.gov portal linked to the opportunity.

USDA Ars Afm Apd

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Equipment Maintenance & Calibration ServicesThe contract is for maintenance, calibration, and repair of pest control application equipment including sprayers, foggers, and traps to ensure operational accuracy and full compliance with regulatory standards. It is structured as a subcontract under a Small Business Set Aside designation, specifically reserved for small businesses, with the NAICS code 811310 assigned to the work. The solicitation was posted on July 31, 2026, and responses are due by August 19, 2026, at 9:00 PM. The contracting office is the Washington Contracting Office under the Department of the Interior, though no specific location or point of contact is provided. The services are essential to sustain the effectiveness and legality of pest control operations across federal programs, requiring precision and adherence to environmental and safety guidelines.

Washington Contracting Office

POSTED

DEADLINE

Product Lifecycle & Technical Support ServicesThe contract seeks a subcontractor to deliver comprehensive post-delivery technical support, maintenance, and repair services for wheelchairs, ensuring continued operational reliability and user safety. This includes providing timely troubleshooting, routine servicing, parts replacement, and diagnostic evaluations to address mechanical, electrical, or ergonomic issues that arise after product delivery. The contractor must also supply accurate product lifespan estimates based on usage patterns, environmental conditions, and component wear rates, enabling proactive planning for replacement or upgrade cycles. All services are to be performed in alignment with industry standards and the specific needs of veterans relying on these mobility devices. Performance is required at Loma Linda, California, with a response deadline of August 10, 2026, and the work falls under NAICS code 811310 for miscellaneous repair and maintenance. The contract is issued by the Department of Veterans Affairs through the 262-NETWORK Contract Office 22, indicating a focus on supporting veteran healthcare outcomes. The subcontract nature implies the selected vendor will work under a prime contractor to fulfill broader service obligations. While no set-aside provisions are specified, the emphasis on technical expertise and long-term support underscores the need for qualified, responsive, and reliable service providers with proven experience in durable medical equipment lifecycle management.

262-NETWORK Contract Office 22 (36C262)

POSTED

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Swivel Refurbishment and Component Replacement ServicesThe contract entails the annual servicing of machine swivels used in PlateBright cleaning systems, requiring full disassembly, detailed wear inspection, replacement of all degraded or worn components, and precise reassembly to meet original equipment manufacturer specifications. This work ensures the continued operational integrity and performance of the cleaning systems through systematic maintenance cycles conducted on a yearly basis. The scope is focused exclusively on the mechanical refurbishment of swivel components with no additional system upgrades or modifications beyond OEM standards. The contract is classified as a subcontract under NAICS code 811310 and is issued by the Office of the Chief Procurement Officer within the Department of the Treasury. It was posted on July 31, 2026, with a response deadline of August 14, 2026, at 7:00 PM. Performance of the work is required at a location in Washington, D.C., with a ZIP code of 20228. The solicitation does not specify a set-aside type or point of contact, and details regarding eligibility criteria or submission instructions are not outlined in the provided data.

Office Of The Chief Procurement Officer

POSTED

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Full Preventative Maintenance Services with Calibration and TuningThe contract encompasses comprehensive annual preventative maintenance services for PlateBright machines located at both BEP facilities, covering all standard maintenance tasks alongside critical calibration, performance testing, and system tuning to ensure optimal operational integrity. This includes precision adjustments and verification procedures essential for maintaining equipment accuracy and reliability across high-volume production environments. The scope is designed to minimize downtime, extend equipment lifespan, and uphold consistent output quality through disciplined, scheduled service protocols. Services are to be performed under a subcontract framework classified under NAICS code 811310, with the Department of the Treasury’s Office of the Chief Procurement Officer as the contracting entity. Performance is required at the Washington, D.C. location identified by ZIP code 20228, and responses must be submitted by August 14, 2026, with the solicitation posted on July 31, 2026. While no set-aside type or point of contact details are specified, the urgency of the deadline and technical demands underscore the importance of qualified, experienced vendors capable of delivering certified calibration and system-level tuning to federal precision standards.

Office Of The Chief Procurement Officer

POSTED

DEADLINE