International Apostille, US Department of State Apostille, US Apostille, United States Apostille, US Legalization Specializing in document authentication, certification, attestation, legalization, and Apostille services through all 50 U.S. Secretary of State Offices and the U.S. Department of State in Washington, DC. We also provide Consulate and Embassy Legalization in Los Angeles, New York, San Francisco, Texas, Florida, Illinois, and in Washington, DC.