You need to create a people report and include the fields you need (for example, Person Name, Email Address and so on).  Then you need to apply the right criteria to only select those people who are employed by a supplier to your company.

You can achieve this by following these steps:

• Start > New > Report > A new blank report > People.

• Columns:

  • Person name

  • Employer

  • etc.

• Criteria:

  • Employer  Suppliers  Is Own Organisation - is true.