Justine Cosme

Justine Cosme is a Senior Operations Manager at Mystery. Justine has over two years of experience as a Senior Event Manager, during which they were responsible for logistics, event planning, project management, budget development & reporting, vendor sourcing and management, client communication, staff recruitment and retention, on-site event leadership, and establishing new company-wide procedures.

Justine has a proven track record of successfully overseeing multiple complex projects with on-time and in-scope delivery, including simultaneous production of events ranging from small corporate holiday parties to large-scale international tech conferences. Justine is skilled in developing coordinated communications and solicitation strategies involving social media, direct mail, phone, and in-person meetings to successfully attract new clients and partners.

Justine is experienced in collaborating with cross-functional teams and clients to define and align on-brand project execution within budget. Justine is known for providing clear, consistent, and actionable project information to team members, clients, and third-party partners to ensure alignment and fidelity to the client’s vision. Additionally, they have proven management skills in integrating input from various stakeholders, tracking progress against targets and identifying barriers to progress, managing team calendars, creating agendas, facilitating group meetings, and designing new internal systems.

Justine Cosme has a degree in Justine'story from Central Washington University and is currently attending Bellevue College.

Justine Cosme reports to Sierra Bott, Operations. Some of their coworkers include Kristen Fregoso - Event Manager, Chandler Johnson - Operations Specialist-Event Focus, and Angela Talmo - Unknown role.