Sara (Serefina) Mesa
Founder/Executive Director

Serefina Mesa is a successful management professional with over 15 years in the field and a reputation for unparalleled project management, administrative, and event planning skills. Prior to starting ProAdvantage, she held various positions around the country including several large international companies such as Bank of America, American Red Cross, and Pacific Institute. She brings years of professional experience and knowledge to ProAdvantage including extensive experience providing support to top level executives such as CEOs, Vice Presidents, and Directors as well as maintaining working relationships with high profile humanitarian organizations and federal and local government officials. Serefina has established a reputation over the years as an expert in the field of project management and organization. These skills have been put to the ultimate test as she successfully planned and organized over a dozen events across the United States including press conferences, fund raising benefits and dinners, and national conferences hosting up to 2,000 attendees.

Web Support Team

Our web support team has over 15 years of relevant web design and programming experience.   The teams' skills range from conceptual layouts to full realization and integration.  Our Team  has extensive experience with WordPress, Drupal, Joomla!, and more.  We specialize in Commercial websites, eCommerce websites, Blogs, business SEO, and many others.

Sierah Palafox

Administrative Assistant

Sierah has worked with ProAdvantage since March of 2010.  She continues to provides general administrative support to both the management and web staff including meeting, calendar, and email management. Sierah has been an integral part of our team by providing in depth research, document development, and online news feed support.

Sierah is currently a student at Grossmont College in La Mesa, CA.

Angel Mesa
Researcher/Data Entry Specialist

Angel Mesa has been working as a Research and Data Entry Consultant with ProAdvantage since May 2007. She has over 10 years experience in research and administrative support and has held positions with several reputable organizations including San Diego State University, Price Waterhouse Coopers, and UC Davis Medical Center.

Angel attended San Diego State University for four years before transferring to California State University Sacramento (CSUS) where she graduated with B.A. in Child Development and a Minor in English. While at CSUS Angel worked as a research assistant and was responsible for coding documentation obtained from years of research and compiling data for the Professor’s research projects.

Angel has spent the last 8 years with UC Davis Medical Center in an administrative capacity where her expertise in patient care and customer service is vital to her position. Her responsibilities also include processing and maintaining several databases, and creating training manuals and documentation for various areas around the UC Davis Specialty Clinic.