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HARCOSEMCO LLC

HARCOSEMCO LLC is a federal contractor, registered under UEI LG1NQXVCYMB4 and CAGE code 00060. It has been awarded $52,351,748 across 378 federal contracts. Primary work spans Military Armored Vehicle, Tank, and Tank Component Manufacturing, Aircraft Manufacturing, and Other Electronic Component Manufacturing. Top awarding agencies include Department Of Defense (dod), Department Of Defense, and DLA Aviation.

Contact Information

Registration and classification details

Registration

UEI Code

LG1NQXVCYMB4

CAGE Code

00060

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

2XMF

NAICS Codes

336411Aircraft Manufacturing
336412Aircraft Engine and Engine Parts Manufacturing(Primary)
336413Other Aircraft Parts and Auxiliary Equipment Manufacturing
336414Guided Missile and Space Vehicle Manufacturing
336415Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts Manufacturing
+1 more

Federal Contracting Overview

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

AI Capability Profile

HARCOSEMCO LLC specializes in the design, manufacturing, and integration of high-reliability electronic components and electrical systems for defense and aerospace applications. Their core capabilities center on custom cable assemblies, precision wiring devices, and mission-critical electronic subsy...

HARCOSEMCO LLC specializes in the design, manufacturing, and integration of high-reliability electronic components and electrical systems for defense and aerospace applications. Their core capabilities center on custom cable assemblies, precision wiring devices, and mission-critical electronic subsystems, with deep expertise in electromagnetic compatibility, signal integrity, and ruggedized packaging for harsh operational environments. The contractor demonstrates proficiency in manufacturing components compliant with military and aerospace standards, including controlled impedance cabling, high-voltage insulation systems, and specialized connectors for avionics and vehicle electronics. Their technical focus on other electronic component manufacturing—particularly cable and wiring assemblies—positions them as a niche supplier for embedded systems requiring durability, repeatability, and traceability under extreme conditions. The company maintains a strong, sustained relationship with the Department of Defense, supplying mission-essential electrical components for ground, air, and maritime platforms. DLA Aviation is a recurring customer, indicating consistent support for aircraft maintenance, repair, and overhaul programs requiring certified electronic parts. While limited details are available for other agencies, the pattern suggests a focus on logistics-driven procurement cycles for spare parts and replacement assemblies critical to operational readiness. HARCOSEMCO’s industry focus is firmly rooted in NAICS 334419 (Other Electronic Component Manufacturing), with secondary capabilities in power transformer and current-carrying wiring device manufacturing. This positions them as a Tier 2/3 supplier within the defense industrial base, serving integrators and prime contractors who require qualified, low-volume, high-assurance components not readily available through commercial channels. As a small business structured as a 2L entity based in Branford, Connecticut, HARCOSEMCO LLC operates with agility and precision, leveraging localized manufacturing and quality control processes. While no formal government certifications are listed, their consistent award history with defense agencies implies adherence to stringent quality systems such as AS9100 or ISO 9001, even if not formally disclosed. Their geographic presence supports regional defense supply chains in the Northeast corridor.

Key Performance Metrics

Awards Count

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Active

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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
Department Of Defense (dod)$31.5M60.1%
Department Of Defense$20.3M38.7%
DLA Aviation$422.1K0.8%
Other agencies (3 agencies, <0.5% each)$174.0K0.3%
Awards by NAICS
Export
336992 - Military Armored Vehicle, Tank, and Tank Component Manufacturing$15.7M30%
336411 - Aircraft Manufacturing$13.0M24.9%
334419 - Other Electronic Component Manufacturing$12.3M23.5%
488190 - Other Support Activities for Air Transportation$2.1M4.1%
334519 - Other Measuring and Controlling Device Manufacturing$1.4M2.6%
334512 - Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use$1.1M2%
336413 - Other Aircraft Parts and Auxiliary Equipment Manufacturing$986.6K1.9%
335311 - Power, Distribution, and Specialty Transformer Manufacturing$948.3K1.8%
333999 - All Other Miscellaneous General Purpose Machinery Manufacturing$928.5K1.8%
334513 - Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables$609.3K1.2%
- Unknown NAICS$508.2K1%
335931 - Current-Carrying Wiring Device Manufacturing$464.0K0.9%
336320 - Motor Vehicle Electrical and Electronic Equipment Manufacturing$453.4K0.9%
335999 - All Other Miscellaneous Electrical Equipment and Component Manufacturing$426.4K0.8%
334417 - Electronic Connector Manufacturing$358.6K0.7%
336412 - Aircraft Engine and Engine Parts Manufacturing$349.7K0.7%
Others - Other NAICS codes (11 codes, <0.5% each)$731.0K1.4%
Awards by Agency Over Time
Awards by Place of Performance

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NAICS: 335999
New
DIBBS
TAPE, INSULATION, ELECTR
Solicitation # SPE4A6-26-T-27CU
Solicitation SPE4A6-26-T-27CU is a Request for Quotations issued by the DLA Aviation ASC Commodities Division for the procurement of electrical insulation tape, identified by NSN 5970-00-480-1329. The requirement consists of multiple line items with quantities ranging from 1 to 20 rolls, with required delivery dates scheduled between August 28 and September 8, 2026. Delivery is required within five days of the award, with FOB, inspection, and acceptance all set at the destination. Shipments are directed to various locations, including the USS Shoup DDG 86, the DLA LMP Zone 1 depot in Texas, the Lockheed Martin Distribution Center in Georgia, ASD Oceana in Virginia, and the Base Naval de Rota in Spain. The contractor must adhere to strict quality and packaging standards, including sealing each tape in a waterproof polyfilm bag and packing 10 to 12 rolls per intermediate container. All marking must comply with MIL-STD-129, specifically using Special Marking Code 32 for Type I shelf-life items, which have a non-extendable shelf life of 18 months. The use of mercury or mercury compounds is strictly prohibited in all preservation, packaging, and marking. Technical and quality requirements are further governed by the DLA Master List and RP001 packaging requirements. Evaluation for award will consider price, with a preference for certified HUBZone Small Business Concerns. Offers utilizing additive manufacturing processes are ineligible for award. The procurement is subject to the Buy American Act and the Berry Amendment, requiring disclosure of any non-domestic materials. Administrative requirements include the use of the Wide Area WorkFlow system for invoicing and compliance with DFARS cybersecurity standards for safeguarding covered defense information.
ASC COMMODITIES DIVISION

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