Mariia Maistrenko is responsible for administrative coordination at ARIO and day-to-day operational support for the team.

She helps ensure the smooth running of the office, coordinates communication with clients and visitors, supports internal processes, manages documentation and assists with organising meetings.

Before joining ARIO, Mariia worked as an administrator at a law firm, where she was responsible for office operations, client communication, document management, coordinating management schedules and supporting day-to-day operations.

Mariia also has experience in education. She worked as a chemistry teacher at schools in Kyiv, where she prepared and delivered lessons, developed teaching materials, organised extracurricular activities and provided individual support to students.

Her administrative experience, communication skills and teaching background help Mariia structure internal processes, respond quickly to the team’s needs and keep the office running smoothly.

Before joining ARIO, Mariia worked as an administrator at a law firm and gained administrative experience in client service.

From 2022 to 2024, she worked as a chemistry teacher at schools in Kyiv.

Mariia holds a degree in teaching from National Pedagogical Dragomanov University, with a specialisation in Chemistry.

• Office administration and coordination
• Coordination of meetings and internal processes
• Document management
• Communication with clients and visitors
• Coordination with contractors and service providers
• Operational support for the team