Largest Federal Contractors in Arizona 2026
Arizona has 88 federal contractors that received $18.1B across 1,077 contract awards. The largest contractor is Triwest Healthcare Alliance Corp. at $3.4B.
Top 10 Contractors in Arizona
| # | Contractor | Federal Obligations |
|---|---|---|
| 1 | Triwest Healthcare Alliance Corp. | $3.4B |
| 2 | Lockheed Martin Corporation | $404.0M |
| 3 | The Boeing Company | $210.3M |
| 4 | Optum Public Sector Solutions, Inc. | $178.3M |
| 5 | Raytheon Company | $154.9M |
| 6 | Northrop Grumman Systems Corporation | $150.6M |
| 7 | Mckesson Corporation | $79.7M |
| 8 | Electric Boat Corporation | $76.0M |
| 9 | Humana Government Business Inc. | $71.1M |
| 10 | Booz Allen Hamilton Inc. | $69.8M |
Top Federal Agencies Spending in Arizona
| Agency | Spending |
|---|---|
| Department of Defense | $9.9B |
| Department of Health and Human Services | $2.7B |
| Department of Veterans Affairs | $1.4B |
| Department of Energy | $1.1B |
| General Services Administration | $722.9M |
Federal contract data for Arizona is sourced from USASpending.gov, the official open data source for U.S. federal government spending.
Frequently Asked Questions
Triwest Healthcare Alliance Corp. is the largest federal contractor in Arizona with $3.4B in federal obligations.
Arizona received $18.1B in federal contracts across 1,077 awards to 88 contractors.
All federal spending data is sourced from USASpending.gov, the official source for U.S. government spending data. This includes contracts, grants, loans, and other financial assistance.
Contractors ranked by total federal obligation amount. Data includes contracts, grants, loans, and direct payments.
The Arizona category groups every U.S. federal government spending entity sharing this attribute. The list above is the data; the paragraphs below explain what the grouping means against the broader USASpending.gov federal awards data distribution and how to read the relative rankings within the category.
For readers using this category as a starting point, the per-entity detail pages linked from the table above carry the underlying USASpending.gov federal awards data data in full. The category-level view is the filter; the per-entity pages are the actual answer.
Source: USAspending.gov, 2026.