Certainly! Here’s a list of some of the most well-known, leading global suppliers of process control switching valves in Markdown format:

```markdown

Leading Global Suppliers of Process Control Switching Valves

1. Emerson Electric Co.

   • Offers a wide range of process automation solutions including valves.

2. Siemens AG

   • Known for providing advanced automation and control systems including switching valves.

3. Honeywell International Inc.

   • Supplies a variety of industrial automation and control products including valves.

4. Fisher Controls International LLC (part of Emerson)

   • Specializes in valve technologies and process control solutions.

5. Valmet Corporation

   • Provides flow control solutions and is known for its smart valves.

6. Cameron (Schlumberger)

   • Offers an extensive range of products including valves for oil and gas applications.

7. Flowserve Corporation

   • A leading provider of flow control products including valves for various process industries.

8. Kitz Corporation

   • A major player in valve manufacturing, with a focus on various industrial applications.

9. Parker Hannifin Corporation

   • Known for its motion and control technologies, including process control valves.

10. Azbil Corporation

    • Provides automation technology and solutions including precision control valves.

11. Burkert Fluid Control Systems

    • Specializes in fluid control solutions, including process control valves.

12. Aventics (part of Emerson)

    • Offers valves and components for pneumatic automation.

13. Neles Corporation

    • Focuses on valve solutions for process industries, known for quality and reliability.

14. Weir Group

    • Supplies valves designed for the mining, oil, gas, and energy sectors.

15. Swagelok Company

    • Provides valves, fittings, and fluid system components across various industries. ```

This list represents some of the top companies involved in the manufacturing and supply of process control switching valves globally. Each of these companies has a robust portfolio and presence in various industries.