Congratulations to Bilma Garcia for Becoming OGAP Certified! Posted on March 2, 2020March 2, 2020 by Oil & Gas Admins International O&GA International sends a sincere congratulations to Bilma Garcia of Marathon Oil in Houston, TX for completing the OGAP Certification! To learn how to become Oil & Gas Administrative Professional Certified (OGAP), please click here >>. Share this:FacebookLinkedInTwitterWhatsAppPrint Related