Millennium Space Systems, Inc.

El Segundo, CA Part of The Boeing Company

UEI
QFT4X9HPW4J1
CAGE
3AWJ4
Primary NAICS
336414 Guided Missile and Space Vehicle Manufacturing
SAM.gov registration
Active through

Company facts

Self-certified in SAM.gov
  • For Profit Organization
Entity structure
Corporate Entity (Not Tax Exempt)
NAICS codes registered in SAM.gov
Corporate family
SAM.gov registration date
Physical address
2265 E El Segundo Blvd, El Segundo, CA 90245, USA
Website
millennium-space.com
Founded
2001
Employees
251-1K
Estimated annual revenue
$100M-$250M
Industry
  1. Industrials
  2. Capital Goods
  3. Aerospace & Defense
SIC code
37 Transportation Equipment
Profiles

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

Recent federal awards

Millennium Space Systems, Inc.'s 5 most recent federal contract and grant awards, newest first. Amounts are dollars obligated.
Award Agency Obligated Awarded
Concept development minimum guarantee Contract · FA881926FB013 Space and Missile Systems Center $100,000
Scalable homeland innovative enterprise layered defense (shield) initial order. Contract · HQ085926FF363 Missile Defense Agency $500
Midas program (millennium space systems (MSS) infrared satellites for defense acceleration studies) Contract · FA2401269B002 Air Force $477,822
Medium earth orbit missile track custody epoch 1 space vehicles 7-12 Contract · FA88102490002 Space and Missile Systems Center $159,472,683
FOO fighter Contract · FA24012490030 Air Force $161,635,905

About Millennium Space Systems, Inc.

Written by GovTribe AI ·

Millennium Space Systems, Inc. is a subsidiary of The Boeing Company, registered in SAM.gov since 2002 and positioned as a key manufacturer of aerospace systems specializing in missile warning, national security space missions, and advanced spacecraft technologies. The company operates as a for-profit organization that provides sophisticated engineering and manufacturing services to federal defense and civilian agencies, with a primary focus on developing space-based technologies for tracking, surveillance, and strategic defense applications. Its core competencies include spacecraft manufacturing, mission operations support, research and development, and prototype constellation solutions for complex national security requirements.

Through its federal contract awards, Millennium Space Systems has demonstrated extensive capabilities in developing advanced satellite systems, particularly for missile tracking and space domain awareness. The company has secured multiple high-value contracts with agencies like the Department of Defense, NASA, and DARPA, consistently receiving contracts for developing Medium Earth Orbit Missile Track Custody Space Vehicles, mission operations support, and innovative research projects. Its prime contract awards have ranged from spacecraft development for missile warning systems to scientific research initiatives, with contract values spanning from $550,000 to over $413 million. Notably, none of its contracts have been set aside, indicating the company competes successfully in open solicitations, and it has worked with subcontractors like CEB Metasystems, Symetricore, and Infinity Systems Engineering to deliver comprehensive technical solutions.

Millennium Space Systems holds several critical Indefinite Delivery/Indefinite Quantity (IDIQ) contract vehicles that enable flexible, long-term engagement with federal agencies. These include the Test and Evaluation Technologies for Ranges, Armaments and Spectrum II (TETRAS II) program, a $21.7 million multiple-award IDIQ supporting the Air Force Materiel Command's testing capabilities, and a $200 million IDC for Conceptual Studies in Offensive/Defensive Space Control and Space Domain Awareness awarded by the Space and Missile Systems Center. Another notable IDIQ is a Blanket Purchase Agreement with the Air Force Space Command aimed at establishing collaborative industry working groups for developing non-proprietary combat bus system interface specifications. These contract vehicles demonstrate the company's strategic positioning to support complex, long-term federal technology development and research initiatives across defense and space domains.

Contract vehicles

Millennium Space Systems, Inc. holds a place on 4 federal contract vehicles. Active vehicles first.

Quick answers

What is Millennium Space Systems, Inc.'s UEI?

Millennium Space Systems, Inc.'s Unique Entity ID (UEI) in SAM.gov is QFT4X9HPW4J1.

What is Millennium Space Systems, Inc.'s CAGE code?

Millennium Space Systems, Inc.'s CAGE code is 3AWJ4.

What is Millennium Space Systems, Inc.'s primary NAICS code?

Millennium Space Systems, Inc.'s primary NAICS code is 336414 (Guided Missile and Space Vehicle Manufacturing).

Where is Millennium Space Systems, Inc. located?

Millennium Space Systems, Inc.'s physical address in SAM.gov is 2265 E El Segundo Blvd, El Segundo, CA 90245, USA.

Is Millennium Space Systems, Inc. registered in SAM.gov?

Yes. Millennium Space Systems, Inc.'s SAM.gov registration is active through August 26, 2027.

Who is Millennium Space Systems, Inc.'s parent company?

Millennium Space Systems, Inc. is part of The Boeing Company.

Which contract vehicles does Millennium Space Systems, Inc. hold?

Millennium Space Systems, Inc. holds a place on 4 federal contract vehicles, including SHIELD and TETRAS II.

What is Millennium Space Systems, Inc.'s most recent federal award?

Millennium Space Systems, Inc.'s most recent federal contract award is Concept development minimum guarantee (FA881926FB013), from Space and Missile Systems Center, on April 28, 2026.

On GovTribe

See Millennium Space Systems, Inc.'s full federal record

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