In December 2015, Eko started practicing law. He started with a full service law firm and majored in litigation. In 2018 Eko was appointed the Head of Legal Research and Strategy at the Legal Assent. Eko was involved in regulatory compliance and earned a certificate of specialization in that area of law. Eko litigated cases in different fora, before trial and appellate courts with satisfactory results. He has also published several articles in the field of law.