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Market Intelligence

Who Are the Big 5 Military Contractors? Defense Primes by Revenue, Programs, and Market Share (2026)

The Big 5 defense contractors are Lockheed Martin, RTX, Northrop Grumman, Boeing Defense, and General Dynamics. Together they hold $146B in annual DoD contracts.

Fed-Spend Research Team•February 16, 2026•8 min read

The Big 5 Military Contractors

| Rank | Company | DoD Revenue | Employees | HQ | Signature Programs |
|------|---------|------------|-----------|----|--------------------|
| 1 | **Lockheed Martin** | $50.5B | 122,000 | Bethesda, MD | F-35, THAAD, Aegis, C-130J, GPS III, Orion |
| 2 | **RTX (Raytheon Technologies)** | $27.8B | 185,000 | Arlington, VA | Patriot, Stinger, Tomahawk, Pratt & Whitney, Collins |
| 3 | **General Dynamics** | $24.1B | 106,000 | Reston, VA | Abrams tank, Virginia-class subs, Gulfstream, GDIT |
| 4 | **Boeing Defense** | $22.3B | 170,000 | Arlington, VA | F/A-18, KC-46, Apache, SLS, ATC systems |
| 5 | **Northrop Grumman** | $21.6B | 95,000 | Falls Church, VA | B-21 Raider, James Webb, Sentinel ICBM, Global Hawk |

Combined annual DoD revenue: $146.3 billion -- roughly 19% of the entire DoD budget.


Each Prime in 60 Seconds

Lockheed Martin -- The Undisputed #1

Lockheed Martin's F-35 Lightning II is the most expensive weapons program in history ($400B+ lifetime). But Lockheed is not just fighter jets:

  • **Missiles & Fire Control:** THAAD, PAC-3, JASSM, Hellfire
  • **Rotary & Mission Systems:** Sikorsky helicopters, combat ship systems
  • **Space:** GPS III, Orion spacecraft, hypersonic weapons
  • **Cyber & Intelligence:** Classified programs across IC
  • RTX -- The Merger Giant

    Formed from the 2020 merger of Raytheon and United Technologies, RTX combines:

  • **Raytheon:** Patriot, Stinger, Tomahawk, radars, cybersecurity
  • **Pratt & Whitney:** Jet engines for F-35, F-22, commercial aviation
  • **Collins Aerospace:** Avionics, mission systems, interiors
  • General Dynamics -- The Diversified Powerhouse

    GD is unique among the Big 5 for its breadth:

  • **Land Systems:** Abrams tanks, Stryker, amphibious vehicles
  • **Marine Systems:** Virginia-class submarines, Columbia-class (next-gen boomers)
  • **IT Services (GDIT):** One of the largest federal IT contractors
  • **Gulfstream:** Business jets that also serve military VIP transport
  • Boeing Defense -- The Embattled Giant

    Boeing's defense division is under pressure but still massive:

  • **Strike:** F/A-18 Super Hornet, F-15EX Eagle II
  • **Mobility:** KC-46 tanker, C-17 sustainment, V-22 Osprey
  • **Space & Launch:** SLS, X-37B, satellite systems
  • **Autonomous:** MQ-25 Stingray drone, Loyal Wingman
  • Northrop Grumman -- The Stealth Specialist

    Northrop owns the high end of stealth and nuclear:

  • **B-21 Raider:** Next-generation stealth bomber (entering production)
  • **Sentinel (GBSD):** Replacement for Minuteman III ICBMs
  • **James Webb Space Telescope:** Built by Northrop
  • **Global Hawk/Triton:** Long-endurance unmanned systems

  • Subcontracting Opportunities

    Every Big 5 prime is required to subcontract to small businesses. Annual small business subcontracting across the Big 5 exceeds $40 billion:

    | Prime | Est. Small Business Subcontracting | Supplier Portal |
    |-------|------------------------------------|----------------|
    | Lockheed Martin | $12B+ | suppliers.lockheedmartin.com |
    | RTX | $8B+ | rtx.com/suppliers |
    | General Dynamics | $6B+ | gd.com/suppliers |
    | Boeing | $8B+ | boeing.com/company/key-orgs/supplier |
    | Northrop Grumman | $6B+ | northropgrumman.com/suppliers |

    FAQ

    Who are the big 5 military contractors?

    The Big 5 defense contractors are Lockheed Martin ($50.5B), RTX/Raytheon ($27.8B), General Dynamics ($24.1B), Boeing Defense ($22.3B), and Northrop Grumman ($21.6B). Combined they hold $146.3 billion in annual DoD revenue and employ over 678,000 people.

    What companies have contracts with the US military?

    Over 100,000 companies hold active DoD contracts. The Big 5 primes account for 19% of DoD spending, while the remaining 81% goes to mid-tier contractors, small businesses, and specialty firms. Fed-Spend tracks all DoD contracts searchable by agency, contractor, NAICS, and set-aside type.

    [Search DoD contracts →](/search)

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