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HII UNMANNED SYSTEMS, INC

UEI: WN18KN7KQLG9CAGE: 4Z5A9

HII UNMANNED SYSTEMS, INC is a federal contractor, registered under UEI WN18KN7KQLG9 and CAGE code 4Z5A9. It has been awarded $687,001,340 across 675 federal contracts. Primary work spans Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing, Service Establishment Equipment and Supplies Merchant Wholesalers, and Engineering Services. Top awarding agencies include Department Of Defense, Department Of Defense (dod), and Other agencies (4 agencies, <0.5% each).

Contact Information

Registration and classification details

Registration

UEI Code

WN18KN7KQLG9

CAGE Code

4Z5A9

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

2XMF

NAICS Codes

334511Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing(Primary)
541330Engineering Services

Federal Contracting Overview

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

AI Capability Profile

HII Unmanned Systems, Inc. specializes in the design, integration, and technical support of advanced aeronautical and nautical systems, with a primary focus on unmanned underwater and surface vehicles for defense applications. The company delivers end-to-end engineering services for search, detectio...

HII Unmanned Systems, Inc. specializes in the design, integration, and technical support of advanced aeronautical and nautical systems, with a primary focus on unmanned underwater and surface vehicles for defense applications. The company delivers end-to-end engineering services for search, detection, navigation, and guidance instrumentation, including system upgrades for side-scan sonar, vehicle battery systems, and mission-critical firmware modifications. Their technical expertise spans embedded systems development, electro-optical sensor integration, autonomous navigation algorithms, and ruggedized hardware certification for maritime environments. They provide sustained contractor support for complex defense platforms, combining systems engineering with field-deployable maintenance and modification services to ensure operational readiness across dynamic mission profiles. The contractor’s primary client is the Department of Defense, where they consistently support naval and maritime unmanned systems programs through engineering services and direct hardware sustainment. Their work includes technical refreshes of existing platforms, firmware modernization, and systems-level integration for underwater surveillance and reconnaissance missions. There is minimal engagement with other federal agencies, indicating a highly specialized defense-focused portfolio. The company’s industry focus centers on manufacturing and engineering for autonomous maritime systems, as reflected in their dominant NAICS codes for aeronautical and nautical instrument manufacturing and engineering services. They operate at the intersection of hardware fabrication and mission systems integration, positioning themselves as a niche provider for U.S. Navy and Marine Corps unmanned systems modernization. HII Unmanned Systems, Inc. is a small business entity headquartered in Pocasset, Massachusetts, with no federal certifications on record. Their geographic presence is concentrated in the Northeast, leveraging regional defense industrial base capabilities to support classified and unclassified naval programs. The company maintains a lean, mission-driven structure optimized for responsive technical support and system-level innovation in undersea warfare domains.

Key Performance Metrics

Awards Count

0

All time

Active

0

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
Department Of Defense$497.7M72.5%
Department Of Defense (dod)$186.1M27.1%
Other agencies (4 agencies, <0.5% each)$3.2M0.5%
Awards by NAICS
Export
334511 - Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing$373.3M54.3%
423850 - Service Establishment Equipment and Supplies Merchant Wholesalers$167.7M24.4%
541330 - Engineering Services$94.7M13.8%
541712 - Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)$18.6M2.7%
541715 - Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)$10.0M1.5%
335999 - All Other Miscellaneous Electrical Equipment and Component Manufacturing$7.6M1.1%
339999 - All Other Miscellaneous Manufacturing$7.3M1.1%
336413 - Other Aircraft Parts and Auxiliary Equipment Manufacturing$6.0M0.9%
Others - Other NAICS codes (24 codes, <0.5% each)$1.8M0.2%
Awards by Agency Over Time
Awards by Place of Performance

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NAICS: 541330
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NAICS: 541330
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Solicitation # 27-3214
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