Mamoune Tall - April 2025

Mamoune TALL

Mamoune is a certified PMP and Lean Six Sigma Black Belt with an MSc in Production and Lean Management. He has extensive experience in manufacturing, specializing in project management, continuous improvement, and industrial engineering. Throughout his career, he has held roles such as Lean Manager, Quality Engineer, Industrialization Engineer, and Project Manager, successfully leading transformation initiatives and operational improvements.

Passionate about business intelligence, data analytics, and digital transformation, Mamoune leverages BI tools to drive data-driven decision-making. He is also highly interested in blockchain technology and its potential applications in project management and supply chain optimization.

In 2025, Mamoune joined PMIstandards+ as a Subject Matter Expert (SME) Volunteer, contributing high-quality content to help project managers apply PMI standards in real-world scenarios. He is also a member of PMI France, further strengthening his engagement with the global project management community.

Mamoune joined the PMI Switzerland Chapter to expand his professional network, exchange knowledge with fellow project managers, and contribute to the community through volunteering.

In his free time, he enjoys exploring emerging technologies.

You can learn more about Mamoune by visiting his LinkedIn profile

Mai Nguyen - April 2025

Mai Nguyen

Mai is a seasoned Workplace Experience Manager with a strong background in workplace, facilities, and event management. As a certified PMP, Mai combines expertise in workplace strategy and project management to create environments that enhance employee engagement, satisfaction, and productivity.

The role of Workplace Experience goes beyond traditional office management, focusing on crafting spaces and processes that support and inspire employees. By leading initiatives, managing resources, and driving process improvements, Mai ensures employees have the tools and environment to excel. With a strong belief that an empowered and satisfied workforce leads to better business outcomes, Mai is passionate about cultivating a thriving, inclusive workplace while delivering measurable results aligned with organizational goals.

Motivated by continuous learning and professional development, Mai has joined the PMI Switzerland Chapter to connect with like-minded professionals, exchange best practices, and contribute to the project management community. Through active participation in chapter events and networking, Mai looks forward to sharing insights and learning from peers and the PMI community.

Outside of work, Mai enjoys traveling and immersing in new cultures. A passionate food lover, Mai enjoys cooking and experimenting with new recipes. In her free time, she loves dancing tango and practicing watercolor painting as a way to relax and unwind.

You can learn more about Mai by visiting her LinkedIn profile

Vamsi Ayyagari - April 2025

Vamsi Ayyagari

Vamsi is a seasoned Project Manager and Agile Transformation Consultant with over 17 years of experience in the IT industry. Currently, he leads project delivery and Agile coaching at Headswap SA, a Salesforce consultancy based in Zurich.

Throughout his career, Vamsi has collaborated with global enterprises such as Swiss Re, Konica Minolta, Michael Page International, Valent BioSciences, and Volkswagen AG. He has driven transformation programs and provided enterprise solutions, showcasing his expertise in bridging business and technology. Vamsi's focus is on delivering high-value solutions with speed and collaboration.

Vamsi joined PMI Switzerland to connect with industry peers, exchange best practices, and contribute to the Project Management Community.

You can learn more about Vamsi by visiting his LinkedIn profile.

SAHAR HOSSEINIAN EHRENSBERGER - April 2025

SAHAR HOSSEINIAN EHRENSBERGER

With over 20 years of experience in data science and biostatistics, she is the former Chief Technology Officer and Co-Founder of Novigenix, a company focused on developing innovative liquid biopsy solutions for cancer detection and monitoring. At Novigenix, she led the data strategy, built the AI platform, and guided the clinical validation of products.

She holds a PhD in Statistics and Machine Learning from EPFL, complemented by executive education programs at IMD and MIT, along with a PMP® certification from the Project Management Institute. This strong academic background supports her leadership roles.

An entrepreneur at heart, she is passionate about creating impactful, scalable solutions that leverage data and technology to advance precision oncology.

Currently, she serves as Chief Quality Officer at Prevision Medicine, a spin-off from ETH Zurich, where she leads the regulatory strategy and commercialization of their data-driven technology to improve patient outcomes. She also supports Xempera, a company specializing in Xadvanced cancer diagnostic technologies.

You can learn more about Sahar by visiting her LinkedIn profile

Rebecca Theurich - March 2025

Rebecca Theurich

Originally from Ghana, Rebecca lived in Nigeria, where she obtained a bachelor’s degree in Building Technology. Following this, she worked in real estate companies for eight years before relocating to Switzerland in 2017 to pursue a master’s degree in Facility Management at ZHAW Zurich, which she completed in 2021.

Rebecca has been working with Sodexo (Suisse) SA for four years. She began as an intern and, three years ago, transitioned to a project lead role within the project team, where she gained extensive knowledge in Project Management. In December 2023, she moved to support the Sodexo team at Thermofisher Lengnau, Switzerland, as a Document Manager. In this role, she works in cross-functional teams, supporting them with documentation and project delivery.

Rebecca appreciates working in a multidimensional environment, learning new skills, and contributing to delivering customer services. Currently, she is preparing to write her PMP exams to gain more experience in this field and advance her career. She joined PMI to broaden her scope and equip herself professionally and mentally with more skills, aiming to pursue a career in Project Management. Gaining knowledge and experience from the PMP exams will help her utilize her strengths and expertise in Project Management in a multicultural environment.

During her spare time, Rebecca enjoys spending time with her husband and son, reading books, and listening to music.