Graduate Degree Verification Services Needed

I am seeking a reliable service to conduct pre-vetting education verification checks for graduate degrees. The primary goal is to ensure the accuracy and authenticity of the following information:

Key Requirements:
- Verify degree completion
- Confirm GPA
- Validate field of study

Ideal Skills and Experience:
- Experience in educational background verification
- Familiarity with verification processes for graduate degrees
- Ability to handle verification for a range of institutions, including local, national, and potentially international

Please provide details on your verification process and any relevant experience you have in handling similar projects.