Adenike (Nikki) Cosgrove 

Adenike Cosgrove joined Mimecast in November 2024 as Chief Marketing Officer. Adenike Cosgrove leads Mimecast’s global marketing organization, driving strategic growth and positioning for the company in new and existing markets. Adenike is an accomplished technology executive with expertise across the spectrum of product and business strategy including human risk management, data privacy and compliance. Adenike has close to 20 years’ experience in the cybersecurity industry. 

Prior to joining Mimecast, Adenike spent nine years at Proofpoint, serving as marketing leader in EMEA, following the company’s acquisition of Return Path Email Fraud Protection, where she led product marketing and served as Vice Chair of the DMARC.org working group. Earlier in her career, Adenike worked as lead EMEA advisor to security and risk professionals for Forrester Research and Canalys, where she developed a deep understanding of CISO challenges and helped clients with their information and cybersecurity strategies.