Management Consultant in Berlin

Engagement through Wonneberger Consulting.

• Led due diligence for an investor group and took over operational leadership of the period underwear brand after the acquisition.
• Managed day-to-day operations with seven-figure annual revenue; reported directly to the investors.
• Restructured operations in six weeks: new team, branding, online store and logistics.
• Built and led a ten-person team, supported by freelancers and partners in marketing, technology, fulfillment and production.
• Planned and managed revenue, liquidity, product requirements and ongoing costs; coordinated regularly with the investors.
• Replaced Excel-based order processing with integrated systems and automated workflows. Reduced manual work and improved operational reliability.

• Advise early-stage startups on product vision, roadmapping, and GTM strategy, combining PMP and Stanford PM training with hands-on technical execution.
• Lovable: built and led a 200+ member community program for AI-native founders, bridging real-time founder feedback into product roadmap decisions.
• Lead customer discovery and OKR design engagements, scoping AI integration opportunities across client products.

• Advising executive teams on digitalization, AI and change management
• AI prototypes in around 14 days; business cases and rollout plans with measurable productivity gains

Vetain.de

Building and expanding the existing affiliate network

• Affiliate audit of the existing network – quality and potential analysis => strategy recommendation for future sustainable growth
• Commissioned / agency contract for building a new affiliate network
• Tracking setup (first-party, server-to-server, post-view) including tracking tests + review of ePrivacy & TDDDG requirements
• Profitability analysis, commission model calculation, partner acquisition, campaign planning, building the affiliate network

• Supported orderbird in setting up and driving an internal advanced analytics project for the internal customer dashboard
• Structured the internal dashboard project for later development

In-house consulting provider and transformation driver within the group, in a multi-stakeholder environment and working with C-level leaders.

Realigned and stabilized a cross-functional transformation and scaling program across the group. Refined the vision, priorities, and portfolio of initiatives, and established robust governance, planning, and management structures. Structured roles, responsibilities, and strategic initiatives, incorporating AI and IT automation opportunities.

• Designed program realignment and project portfolio management

• Developed a strategy model and vision for IT projects

• Structured the portfolio, roadmap, and priorities

• Established governance and regular meetings

• Developed an operating model for flagship projects

• Assessed AI and automation opportunities

• Clarified roles and responsibilities

• Implemented change initiatives

• Designed, facilitated, and evaluated workshops

• Brought 17 initiatives into a management framework

• Improved transparency and decision-making

• Strengthened accountability in program management

• Sharpened the operating model

• Integrated three top-5 institutions

• Engaged over 80% of stakeholders

• Governance

• Portfolio management (PPM)

• Change Management

• Artificial intelligence

• Workflow automation

• AI use case assessment

• Confluence

• Jira

• Stakeholder management

• Transformation management for the renewal of core insurance systems
• Overall management of the transformation program with 10 projects and many subprojects
• Advising the management board
• Designing the new insurance processes
• Ensuring compliance with DORA, GDPR and BaFin
• Program management (multi-project management) based on PMI principles
• Continuous coordination with all service providers and internal stakeholders
• Reporting to all stakeholders
• Preparing and running steering committees
• Detailed task and resource planning
• Tracking effort and budget as well as forecasting
• Decision and escalation management
• Managing the different program phases such as solution design phase, agile implementation phase, test phase, training phase and migration phase
• Building 15 cloud environments in redundant data centers
• Preparing iterative rollouts to European countries

• Provides strategic, investment and operational advisory services to donors, multilaterals, impact funds and non-profits in the social development sector

• Client representation for Taurecon GmbH for three projects and infrastructure in the 'Quartier Heidestrasse', Berlin, service phases 2-5 (volumes of €25–60 million each).
• Client representation, project management, and overall site supervision for the existing Kornversuchsspeicher Berlin building for the Adler Group.
• Monitoring for the Adler Group – 'Wasserstadt Mitte' quarter in Berlin, from service phase 5 (volume over €200 million).
• Tenant fit-out for rental properties for the Adler Group, service phases 1-8, including design concept.
• Review of project developments for the financing bank and analysis, clustering, and development of concepts for a portfolio for PwC.
• Interim management for a Berlin housing company as head of neighborhood management, responsible for 92 employees.
• Consulting for Vivantes, analysis of projects and order volumes, preparation of tender procedures, and application for funding.

• Full strategy development process (diagnosis → priorities → KPIs → roadmap)
• Market & competitor intelligence (opportunity sizing, positioning, where to win)
• Innovation management process (build innovation funnel: idea creation → evaluation → experiments → scaling)
• Carbon accounting + decarbonisation strategy (Set baseline (CCF/PCF) → identify hotspots → reduction roadmap)
• Sustainability strategy + reporting support (CSRD/CBAM; turning reporting into business value)

• Rapidly operationalized measurement frameworks and insight generation to evaluate go-to-market initiatives, directly influencing regional planning and investment decisions within the first 60 days.
• Led complex attribution and incrementality analyses to quantify campaign impact, identifying key trends that drove improvements in user adoption and engagement.
• Partnered with product and marketing leadership to translate complex behavioral data into prioritized OKRs and clear strategic narratives.

• Built the business plan, feasibility study, and full industrialization strategy for a greenfield gigafactory
• Modelled CAPEX/OPEX, industrial layout, equipment strategy, and operational ramp scenarios
• Defined PMO governance and the complete commissioning and quality strategy from design through operations
• Managed client relationship and provided strategic advisory on regulatory pathways and technology selection

• Project management in agile IT projects
• Executive coaching
• Product Owner & Business Analyst