LDOS vs FMS Comparison

Leidos Holdings Inc is a technology, engineering, and science company that provides services and solutions in the defense, intelligence, civil, and health management, both domestically and internationally. The customers of the company includes the U.S. Department of Defense ("DoD"), the U.S. Intelligence Community, the U.S. Department of Homeland Security ("DHS"), the Federal Aviation Administration ("FAA"), the Department of Veterans Affairs ("VA"), and many other U.S. civilian, state and local government agencies, etc. The company is engaged in four reportable segments; National Security & Digital, Health & Civil, Commercial & International and Defense Systems. It provides a wide array of scientific, engineering and technical services and solutions across these reportable segments.

Fresenius Medical Care is the largest dialysis company in the world, treating nearly 300,000 patients from about 3,600 clinics worldwide as of December 2025. In addition to providing dialysis services, the firm is a leading supplier of dialysis products, including machines, dialyzers, and concentrates. Fresenius accounts for about 35% of the global dialysis products market, creating the world's only fully integrated dialysis business. Services account for about three-fourths of sales, while the balance is generated from medical technology products that enable dialysis treatments.