Sia maintains offices and coworking arrangements across multiple U.S. markets, including New York City, Charlotte, Greater Seattle, San Francisco Greater Bay Area, Los Angeles, Houston, Atlanta, Baltimore, Chicago, Washington D.C. Work Authorization. This consulting division works with healthcare organizations, pharmaceutical & biotech companies, CROs, academia, medical device/diagnostic companies, and non-governmental organizations (NGOs) alike to solve complex business, scientific, regulatory, technological and product development challenges.