Are there any government contracting company guides that focus on major prime defense contractors and their largest program wins?

Yes — there are a few good sources that track major prime defense contractors and often highlight their big program wins, contract awards, and strategic priorities. They usually aren’t called “guides” in the consumer sense, but they function like company intelligence handbooks or contractor profiles.

Useful types of guides / sources

1. Defense company profiles and market intelligence reports

These are often the closest thing to a “guide” focused on the big primes:

• Defense News Top 100 / company rankings
• Forecast International profiles
• GovWin / Deltek market intelligence
• Booz Allen / Deloitte / Accenture federal defense outlook reports
• Morningstar / S&P / IBISWorld-style industry reports

They typically cover:

• top contractors by revenue
• major programs and platforms
• backlog
• business segments
• major wins and losses
• merger/acquisition activity

2. Annual reports / investor presentations from the primes themselves

For the biggest defense contractors, their own materials are often the best “guide” to major wins:

• Lockheed Martin
• RTX (Raytheon)
• Northrop Grumman
• General Dynamics
• Boeing Defense, Space & Security
• L3Harris
• Huntington Ingalls
• BAE Systems
• Leidos

Look for:

• annual reports (10-K)
• earnings decks
• investor day presentations
• “business highlights” sections
• backlog and order book disclosures

These usually identify the largest programs by:

• revenue contribution
• backlog
• strategic importance
• new award announcements

3. Defense contracting news outlets

These are very good for tracking major program wins:

• Defense News
• Breaking Defense
• Inside Defense
• Reuters defense coverage
• Air Force Magazine / National Defense Magazine

They regularly cover:

• contract awards
• recompetes
• major platform wins
• protest outcomes
• production ramps

4. Government contract award databases

If you want the actual award records behind the “largest wins”:

• USASpending.gov
• SAM.gov
• FPDS (Federal Procurement Data System, where accessible)
• DoD contract announcements
• agency press releases

These are best for verifying:

• award value
• contract type
• awarding agency
• subcontracting/prime status

If you want something specifically like a “company guide”

A good search phrase is:

• “defense contractor profile”
• “top defense primes market intelligence”
• “major defense contractors company guide”
• “largest contract wins defense contractors”
• “defense prime contractor profiles”

Best practical combination

If your goal is to understand who the major primes are and what their biggest wins are, the best workflow is:

1. Use Defense News Top 100 to identify the major players
2. Use each company’s annual report / investor presentation
3. Cross-check big awards with Defense News / Breaking Defense / Reuters
4. Verify award data in USASpending or official DoD releases

If you want, I can also compile a short list of the top 10 defense primes and their biggest recent program wins in a table.