Filius LLC

West Milton, OH

UEI
E9N7TJAL16Y5
CAGE
4TYW3
Primary NAICS
541690 Other Scientific and Technical Consulting Services
SAM.gov registration
Active through

Company facts

FY2025 rankings
Self-certified in SAM.gov
  • For Profit Organization
  • Limited Liability Company
  • Veteran Owned Business
Entity structure
Corporate Entity (Not Tax Exempt)
SAM.gov registration date
Physical address
5520 OH-571, West Milton, OH 45383, USA

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .

Contract obligations by fiscal year

Fiscal year Obligated
FY2027 To date $0
FY2026 $178,048
FY2025 $480,077
FY2024 $250,000
FY2023 $200,000

Top agencies by obligations

Rank Agency Obligated, FY2026–FY2027 Share
1 National Aeronautics and Space Administration $178,048

Contract awards

Contract subawards

Prime contractor Prime award Amount Awarded
Stellar Science LTD. CO. IGF::OT::IGF HPEM NUMERICAL SIMULATION DEVELOPMENT, APPLICATIONS, AND TESTING The subcontractor shall assist the prime contractor to develop software and… FA945117C0002 $50,000
Stellar Science LTD. CO. IGF::OT::IGF "HIGH POWER ELECTROMAGNETICS NUMERICAL SIMULATION APPLICATIONS AND TESTING" Develop software and perform numerical simulation application testing… FA945114C0223 $20,000

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About the company

Filius LLC is a for-profit, veteran-owned limited liability company registered in SAM.gov since July 30, 2007, with a current registration valid through October 9, 2025. The company specializes in providing advanced research and development services, with a primary focus on aerospace and defense technological innovation. Based in West Milton, Ohio, Filius LLC has established itself as a strategic partner for federal agencies seeking cutting-edge technological solutions and research capabilities.

The company has been awarded multiple prime federal contracts, primarily with NASA's research centers, specifically the Glenn Research Center and Langley Research Center. These contracts include the V'GER program and the PRACTICAL series (PRACTICAL-3 and PRACTICAL-4), which involve computational toolbox sustainment and enhancement. The contracts are predominantly firm-fixed-price definitive contracts with values ranging from $190,000 to $550,089, without specific set-aside designations. Filius LLC has demonstrated expertise in ongoing research projects, with contract completion dates extending through March 2027, indicating long-term engagement and trusted relationships with federal agencies.

Filius LLC holds a significant Other Transaction Authority (OTA) contract with the Defense Advanced Research Projects Agency (DARPA) for the SABLE Program Base - Phase I, valued at $672,389. This OTA contract, awarded on April 6, 2023, represents a strategic partnership for innovative research that likely involves advanced technological development outside traditional contracting frameworks. The DARPA research program underscores Filius LLC's capability to engage in high-complexity, forward-looking research initiatives in the defense and technological innovation sectors, positioning the company as a key contributor to emerging scientific and technological advancements.

Quick answers

Is Filius LLC registered in SAM.gov?

Yes. Filius LLC's SAM.gov registration is active through August 18, 2027.

What is Filius LLC's CAGE code?

Filius LLC's CAGE code is 4TYW3, and its Unique Entity ID (UEI) is E9N7TJAL16Y5.

How much has Filius LLC received in federal contracts?

Federal contracts obligated $480,077 to Filius LLC in fiscal year 2025 and $1,108,125 in fiscal years 2023 through 2027.

How does Filius LLC rank among federal contractors?

Filius LLC ranked #31 in PSC AR13 in FY2025.

What is Filius LLC's most recent federal award?

Filius LLC's most recent federal contract award is Sttr phase I, topic #N25A-T008 (N0002425CS152), from Naval Sea Systems Command (Navy), on July 15, 2025.

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See Filius LLC's full federal record

  • Federal contract awards
  • IDV awards
  • Subcontracting relationships
  • Funding analysis by agency, NAICS and set-aside
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