Quest Diagnostics: Key Facts
- FY2025 net revenues: $11.035B.
- FY2025 net income attributable to Quest: $992M.
- Employees: nearly 57,000 globally.
- Leadership: James E. (Jim) Davis, chairman, CEO, and president.
- Q1 2026 revenue: $2.895B, up 9.2%.
- Updated FY2026 revenue guidance: $11.78B-$11.90B.
How Quest Diagnostics Makes Money
Quest earns revenue from clinical laboratory testing, diagnostic information services, advanced diagnostics, employer testing, consumer-initiated testing, and health-system lab support.
Current Strategic Context
The company is expanding through organic requisition growth, LifeLabs integration, health-system partnerships, advanced diagnostics, consumer testing, automation, and AI-enabled tools.
