John N. Chigbu is a globally recognized international corporate tax attorney, business executive, and investor, with over two decades of experience advising multinational corporations, structuring complex cross-border transactions, and leading high-impact investments across Africa, Europe, and North America.

Ms. Chen currently serves as an Executive at Cassona USA Inc. (operating as Cassona International), a California Corporation, and has played a pivotal role in leading Cassona's operations and expansion into Africa since 2022 in her capacity as Chief Operating Officer of Cassona Global Imaging.

Managing Partner at Fortress Solicitors and seasoned legal practitioner with over 22 years of global leadership in international arbitration, commercial litigation, compliance, corporate governance, sustainability, and stakeholder management.