Castelion Corporation

Allen, TX

UEI: GQZTXKJLBXD7
CAGE: 11HX2
Primary NAICS: 334511 Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
SAM.gov registration: Active through Sep 25, 2027

Company facts

FY2025 rankings: Its parent company, Castelion Corporation, ranks:

#15 in NAICS 336414

#35 in PSC 13

#82 in PSC AC13

#83 in NAICS 3364
Self-certified in SAM.gov: For Profit Organization
Entity structure: Corporate Entity (Not Tax Exempt)
Other NAICS codes in SAM.gov: 334290 Other Communications Equipment Manufacturing

336419 Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing

541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
Corporate family: Castelion Corporation - HQ Parent Castelion Corporation · Torrance, CA U56KN6TRS3K1

Castelion Corporation
SAM.gov registration date: Apr 2, 2025
Physical address: 716 S Greenville Ave Suite 160, Allen, TX 75002, USA
Website: castelion.com
Founded: 2022
Industry: Health Care

Pharmaceuticals, Biotechnology & Life Sciences

Life Sciences Tools & Services
SIC code: 87 Engineering & Management Services

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Sep 30, 2026.

Yes. Castelion Corporation's SAM.gov registration is active through September 25, 2027.

Castelion Corporation's CAGE code is 11HX2, and its Unique Entity ID (UEI) is GQZTXKJLBXD7.

Castelion Corporation's parent company, Castelion Corporation, ranked #15 in NAICS 336414, #35 in PSC 13 and #82 in PSC AC13 in FY2025.

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