Ambivert
NeXus GmbH
From Strategy to Reality with Humanity
Portfolio
Chief of staff as a service – fractional chief of staff
Ambivert delivers on-demand executive capacity through Chief of Staff as a Service (CoSaaS) and Strategy-Execution Leadership. We partner with leaders and leadershipteams to bridge strategy and execution, ensuring that what matters most gets delivered – while building aligned and resilient organizations for sustainable impact.
Strategic Advisory & Execution
Helps businesses develop actionable strategies and ensures their effective implementation across the organization in a sustainable manner.
Project Management & PMO
Manages strategic projects with structured project management methods & tools (incl. AI), ensuring timely delivery & alignment with key objectives in a sustainable manner.
Transformation/Org Development
Supports businesses in scaling and restructuring their operations, designing organizations for growth, and navigating transformation processes.
Financial Advice and Budget Management
Offers guidance on financial planning, budgeting, and preparing for business cases for stakeholder and investor communications.
Communication, Change and Capability
Leads organizational change initiatives, ensuring effective communication, stakeholder alignment, and capability building for sustainable success.
Team and Leadership Development
Fosters high-performing leadership teams through tailored coaching and development, ensuring change and growth are truly embedded.
Portfolio
Chief of staff as a service – fractional chief of staff
Ambivert delivers on-demand executive capacity through Chief of Staff as a Service (CoSaaS) and Strategy-Execution Leadership. We partner with leaders and leadershipteams to bridge strategy and execution, ensuring that what matters most gets delivered – while building aligned and resilient organizations for sustainable impact.
Strategic Advisory & Execution
Helps businesses develop actionable strategies and ensures their effective implementation across the organization in a sustainable manner.
Project Management & PMO
Manages strategic projects with structured project management methods & tools (incl. AI), ensuring timely delivery & alignment with key objectives in a sustainable manner.
Transformation/Org Development
Supports businesses in scaling and restructuring their operations, designing organizations for growth, and navigating transformation processes.
team & Leadership Development – Coaching
Fosters high-performing leadership teams through tailored coaching and team development activities, ensuring change and growth are truly embedded in the long run.
Communications, Change & Capability Building
Leads organisational change initiatives, ensuring effective communications, stakeholder alignment, and capability building for sustained success and lasting transformation.
Financial Advice & Budget Management and Review
Offers guidance on financial planning, budgeting and preparing for business cases for stakeholder and investor communications.
About Ambivert
Execution and Impact Catalyst
As a global Chief of Staff and transformation leader with over 20 years of experience I am helping organizations turn bold strategies into meaningful, lasting impact. The idea behind Ambivert reflects how I work: An ambivert naturally bridges introversion and extroversion – just as my work connects what organizations often experience as opposing forces: strategy and execution, numbers and emotions, processes and people. As a Fractional Chief of Staff and Execution Catalyst, I partner with leaders and leadership teams to close the gap between vision and reality. I help orchestrate complex initiatives, align organizations, and ensure that strategy translates into real progress. My work is grounded in systems thinking and human-centered leadership. Organizations are living systems, where strategy, structure, culture, and people are deeply interconnected. Sustainable transformation and evolution happens when these elements evolve together. I believe the future of leadership lies in systemic thinking and flexible executive models. Through Ambivert, my mission is to help organizations navigate complexity, execute their most important ambitions, and build companies that are not only high-performing, but also resilient and deeply human.