Here’s a list of some of the most well-known global suppliers of zinc plating and clear passivate finishes:

```markdown

Leading Global Suppliers of Zinc Plating and Clear Passivate Finish

1. Anoplate Corporation

   • Specializes in metal finishing services including zinc plating.

2. Parker Hannifin Corporation

   • Offers a range of surface treatment solutions including zinc plating and passivation.

3. MacDermid Enthone Industrial Solutions

   • Provides advanced plating solutions, including clear passivation finishes.

4. Materion Corporation

   • Known for high-performance materials and offers zinc plating services.

5. Albion Alloys, LLC

   • Offers a variety of surface finishing services, including zinc plating.

6. Carolina Coatings, Inc.

   • Provides coatings for numerous applications, specializing in zinc finishes.

7. Eisenmann Corporation

   • Known for its surface finishing technologies, including zinc passivation.

8. Zinc Electrodeposition Ltd. (ZEL)

   • Specializes in zinc electrodeposition and passivation services.

9. Hubbard-Hall Inc.

   • Offers a range of finishing products and services, including zinc plating.

10. Kioneer, Inc.

    • Provides innovative surface engineering solutions, including zinc plating. ```

These companies are recognized for their expertise and innovation in zinc plating and passivation technologies. Keep in mind that the availability of these services may vary based on geographical location and specific industry requirements.