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PROFVAL is the purpose-driven, professor-founded, and ethically-grounded Expert Opinion Letter leader.  An architecture of research supports your EOL. 

At least 3% of our profits are donated to causes aligned to education and social change.  

Learn more at profval.org

Expert Opinion Letters

An Expert Opinion Letter may be used for various reasons, such as: to demonstrate whether or why a position meets specialty occupation (H-1B) requirements, to support an EB, L1, or O visa application, to discuss a candidate's qualifications, or other reasons related to employment-based visas.

Recent Research Blog Posts

Resources and tools for work-based immigration and social responsibility.