Company

Xillium Professional Services

Xilium is a homegrown Clinical Support Outsourcing (CSO) company hailing from the City of Love in the Philippines – Iloilo City. Founded in 2011, its two pioneers, Vanessa Belleza and Don Wickelgren, an Ilongga, and an American respectively, have challenged the landscape of healthcare services in both the US and our country.The company started its humble beginnings with a 5-person structure and has now grown to a full-scale organization with several office sites and expanding more every year. As you begin your journey with us, our employees are always ready to give you a helping hand.

Xillium Professional Services

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