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SOTERA DEFENSE SOLUTIONS, INC.

Subsidiary ofAMENTUM HOLDINGS INC.UEI: GZCGN6VJHNJ4CAGE: 5S5T3

SOTERA DEFENSE SOLUTIONS, INC. is a federal contractor, registered under UEI GZCGN6VJHNJ4 and CAGE code 5S5T3. It has been awarded $624,929,400 in federal contracts. Primary work spans Other Computer Related Services, Custom Computer Programming Services, and Computer Systems Design Services. Top awarding agencies include Department Of Justice, Department Of Defense, and Department Of Agriculture.

Contact Information

Registration and classification details

Registration

UEI Code

GZCGN6VJHNJ4

CAGE Code

5S5T3

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

For Profit Organization

NAICS Codes

518210Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
541330Engineering Services
541511Custom Computer Programming Services
541512Computer Systems Design Services
541513Computer Facilities Management Services
+7 more

Federal Contracting Overview

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

AI Capability Profile

Sotera Defense Solutions, Inc. delivers specialized scientific, engineering, and IT support services to federal agencies, with a focus on research and development in physical and engineering sciences. Their core capabilities include optical techniques, measurement systems, and advanced instrumentati...

Sotera Defense Solutions, Inc. delivers specialized scientific, engineering, and IT support services to federal agencies, with a focus on research and development in physical and engineering sciences. Their core capabilities include optical techniques, measurement systems, and advanced instrumentation design, alongside end-to-end engineering services for defense and scientific missions. The contractor provides mission-critical technical support for complex systems, integrating analytical methodologies with laboratory and field-based validation. They also deliver enterprise IT operations and maintenance, particularly in high-integrity environments requiring robust system sustainment and compliance. Key differentiators include deep domain expertise in experimental physics, sensor development, and secure IT infrastructure, enabling them to bridge technical research with operational deployment in defense and regulatory contexts. The company maintains a strong relationship with the Department of Defense, supporting R&D initiatives in optical technologies and engineering services for specialized defense programs. They also serve the Department of Agriculture with enterprise IT operations for food safety systems, demonstrating adaptability across mission-critical federal domains. Their work consistently involves technical integration, systems sustainment, and compliance with federal standards for scientific and IT infrastructure. Sotera Defense Solutions operates primarily under NAICS codes for research and development in physical and engineering sciences and engineering services, positioning them as a niche provider of applied technical solutions rather than broad IT consulting. Their market focus is on mission-driven federal R&D, defense systems engineering, and secure IT operations for regulatory agencies. As a 2L entity based in Herndon, Virginia, Sotera Defense Solutions is structured as a small business with no formal government certifications. Their geographic presence aligns with the federal technology and defense corridor, enabling proximity to key defense and scientific stakeholders in the National Capital Region.

Key Performance Metrics

Awards Count

158

All time

Active

0

Currently performing

Completed

158

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
Awards by Agency Over Time
Awards by Place of Performance

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