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Organisations thrive when their operations run smoothly, consistently, and with purpose. TAG helps companies move from reactive firefighting to proactive, structured, and measurable performance. Through a clear framework, strong governance, and a culture of continuous improvement, we guide teams towards smarter, more resilient operations that deliver long-term value.
Operational Excellence starts with clarity. TAG documents existing processes, maps roles and responsibilities, and captures performance indicators. This foundation phase creates transparency across the organisation, turning hidden inefficiencies into visible improvement opportunities aligned with your business goals. By defining clear KPIs and setting measurable objectives, we provide your team with a clear roadmap to navigate confidently and achieve success.
Once your foundation is in place, TAG helps you build a continuous improvement routine. We set up end-to-end process meetings, monitor dashboards, identify trends, and launch optimisation initiatives based on data-driven insights. Whether it’s reducing cycle times, improving quality, streamlining workflows or introducing automation, TAG ensures every action contributes to measurable and sustainable performance gains.
Operational Excellence becomes truly powerful when it becomes part of your culture. TAG supports organisations in maturing their operational governance, defining clear roles, empowering process owners, and using structured problem-solving methods.
We begin by assessing your current operational maturity across four pillars: People, Process, Tools and Data. Together with your team, we clarify the goals of your Operational Excellence journey, whether it’s improving efficiency, stabilising operations, reducing costs, or building cross-department governance.
Next, TAG translates your objectives into a concrete improvement roadmap. We document processes, define and measure KPIs, set performance targets, establish governance routines, and prioritise optimisation projects based on impact and feasibility.
Finally, we support implementation end-to-end. We run process meetings, monitor dashboards, lead improvement initiatives, validate results, and help embed continuous improvement behaviours. TAG ensures that new standards, tools, and routines take root and deliver long-term impact.
Operational Excellence provides organisations with a way to transform how work gets done. It brings clarity to complex operations, reduces firefighting, and creates predictable and stable processes. By making performance visible through clear KPIs and disciplined governance, companies gain a more reliable basis for decision-making.
As inefficiencies are removed, operations become leaner and faster, costs decrease, and teams can shift their focus from urgent tasks to value-adding activities. At the same time, well-defined processes make organisations more resilient to market changes, supply-chain fluctuations, and internal challenges. With continuous improvement routines in place, teams become more innovative, engaged, and capable of supporting long-term growth. In essence, Operational Excellence enables companies to work smarter, achieve more with less effort, and lay a scalable foundation for future success.
TAG’s approach to Operational Excellence stands out because it combines structure, methodology, and long-term partnership. Our maturity model provides a clear way to assess and track progress across People, Process, Tools and Data, ensuring that improvements are both measurable and targeted. We apply a complete, end-to-end approach that covers everything from assessment to automation. Our consultants bring hands-on experience with methodologies such as BPMN, Lean, DMAIC, and Kaizen, allowing us to tackle real problems in a structured and effective way.
TAG also adapts its approach to your organisation’s needs. Rather than imposing a fixed framework, we tailor each roadmap to your maturity level, ambition, and pace of change. Because our work is data-driven, decisions are grounded in real insights rather than assumptions. Above all, we work as long-term partners: we not only advise but also help implement, embed, and sustain Operational Excellence so that the improvement continues long after the project is completed. By implementing our framework, organisations can move from chaotic, undocumented workflows to streamlined, optimised, and continuously improving operations, creating a more efficient, resilient and future-proof business.
Project Lead
As part of a process improvement initiative, we mapped and analyzed the quote-to-contract process, identified root causes of reporting issues, and developed a roadmap for future enhancements. Our work improved financial reporting reliability and process transparency.
Process mapping
Root cause analysis
Roadmap development
Financial reporting
Lead Business Process Analyst
To address evolving market needs, we led the optimization of end-to-end business processes for a major Belgian energy supplier. Our responsibilities included process management, incident resolution, and the application of Lean Six Sigma methodologies. This resulted in improved process efficiency and enhanced customer satisfaction.
Process optimization
Incident management
Energy management
Sourcing Manager (ad interim)
To address evolving market needs in the Belgian energy sector, we reorganized the sourcing team and introduced advanced risk and portfolio management practices. Our efforts focused on defining clear roles, increasing team maturity, and implementing robust financial reporting. This intervention led to improved sourcing efficiency and risk mitigation for the client.
Change management
Portfolio and risk management
Financial reporting
Process optimization
Leadership
Lead Analyst, Subject Matter Expert
In the context of a strategic reorganisation, we supported a leading HR and BPO provider in designing a unified operating model across multiple markets. Our consultants proposed a new organizational structure, developed management dashboards, and delivered comprehensive process analyses. Through Lean maturity assessments and targeted recommendations, we enabled the client to break down silos, improve performance management, and achieve greater operational efficiency.
Change management
People management
Process optimization
Process analysis
Change management
Business Process Analyst, Value Chain Lead
To address evolving operational needs, we led the business process analysis and value chain optimization for a major utilities provider. Our team implemented Lean methodologies, facilitated stakeholder workshops, and designed customer retention processes from scratch. By introducing continuous improvement practices and BPMN documentation, we enabled the client to enhance process efficiency, reduce incidents, and align business requirements across departments.
Process optimization
Stakeholder management
Process documentation
Pricing strategy
Project Lead, Change Manager
During the construction of a new hospital, we were engaged to deliver a comprehensive analysis and management of the equipment investment budget, valued at over €50 million. As part of a strategic initiative, we designed and executed a pragmatic approach to inventory management, scenario planning, and supplier engagement. Our consultants set up efficient data collection processes, initiated public tenders for high-value dossiers, and established clear rules of engagement for supplier selection. This resulted in a robust investment plan, improved cost control, and ensured business continuity for the hospital’s operational launch.
Investment analysis
Financial forecasting
Vendor management
Process optimization
Change management
Strategic Advisor, Project Governance Lead
To address evolving market needs, we delivered project governance improvements, crisis interventions, and cost allocation modeling for clients in utilities and other sectors. Our expertise in business process optimization and pricing strategy enabled organizations to enhance operational resilience, improve data quality, and achieve sustainable growth. These assignments demonstrate our commitment to delivering measurable impact and supporting Belgium’s leading enterprises in complex environments.
Governance
Risk management
Financial modeling
Pricing strategy
Process optimization
Strategic Advisor on Energy Topics, Change Manager
In the context of a regulatory transformation in the Belgian healthcare sector, we contributed as strategic advisors to VLOZO’s climate action plan. Our consultants represented the federation in climate conferences, provided actionable insights to management, and facilitated technical discussions to translate high-level commitments into practical action. By aligning stakeholders and driving change management, we supported the sector’s transition towards a 30% carbon footprint reduction, reinforcing compliance and sustainability.
Regulatory compliance
Sustainability strategy
Stakeholder management
Change management
Business Analyst
During the relocation of a major warehouse, we analyzed and prepared IT system changes to support new storage and picking automation. Our responsibilities included mapping new locations, adapting reporting, and ensuring seamless integration with manual and automated processes. Collaboration with project and business teams was key to a successful transition, demonstrating our expertise in retail logistics and IT systems.
IT systems analysis
Supply chain management
Change management
Stakeholder management
Reporting
Test Analyst, Change Support
To address evolving market needs in the energy sector, we provided urgent testing and change support for a new mobile app, ensuring customers could monitor invoices and consumption. Our contribution included bug reporting, SQL analysis, and supporting the transition to new market standards.
Testing
JIRA and SQL
Process optimization
Sector expertise: MIG6 transition support
Business & Functional Analyst
RES
REST API, BPMN, Jira, SAFe, UX/UI, confluence
Process design
Stakeholder management
Business analysis
Functional analysis
Product Owner
As part of a digital transformation in the energy and telecom comparison market, we supported the optimization of a custom CRM application. Our team analyzed business requirements, managed the product backlog, and implemented new legal and operational processes. We also conducted functional and integration testing to ensure system reliability. This initiative improved data consistency and streamlined customer interaction workflows, enabling better service delivery in Belgium’s competitive energy and telecom sector.
CRM systems
Process analysis
Backlog management
Software testing
Stakeholder management
Vendor management
Project Manager, Solution Analyst
In the context of regulatory transformation, we managed the transition of photovoltaic installation tasks to distribution operators. Our team led process workshops, managed change for back and front office, and delivered functional and technical solutions. The project achieved strict legal deadlines and improved client service for green energy certificates in Belgium.
Project management
Change management
Process analysis
Regulatory compliance
Business Analyst, Functional Analyst
As part of a process optimization initiative, we analyzed and translated business requirements into functional solutions for metering and structuring services. Our consultants created change documentation, collaborated with IT, and ensured all scenarios and preconditions were addressed, supporting continuous improvement in the Belgian energy sector.
Process analysis
Change management
Functional analysis
Stakeholder management
Migration Lead
Through collaboration with grid operators, we led the migration of gas and electric installations from Ores to RESA. Our team managed migration playbooks, coordinated stakeholders, and executed test runs to ensure a seamless transition. This resulted in accurate data transfer and compliance with Belgian energy market requirements.
Data migration
Stakeholder management
Testing
Regulatory compliance
Migration Lead
To address evolving market needs, we managed the migration of gas and electric installations between regional grid operators. Our consultants developed migration playbooks, coordinated test runs, and resolved issues to ensure legal compliance and data integrity. This project enabled a smooth transfer of assets and processes, supporting regulatory requirements in Belgium.
Data migration
Project management
Regulatory compliance
Defect management
Business Analyst
In the context of a large-scale integration project, we analyzed and redesigned business and IT processes for rectification and reporting. Our consultants conducted gap analyses, updated functional designs, and coordinated with developers and business owners to ensure a smooth merger of systems and data. This resulted in unified processes and improved reporting capabilities for the Belgian energy sector.
Process analysis
Functional analysis
Integration
Stakeholder management
Reporting
Business Analyst
In the context of a regulatory transformation for Belgium’s complementary pension system, we contributed as business analysts to the design and implementation of new functionalities for the DB2P database and MyPension platform. Our team translated legislative changes into business requirements, created process flows, and acted as the bridge between business and IT. We supported testers and developers in agile cycles, ensuring compliance and data quality for millions of pension records, and delivered dashboards and reports for management oversight.
Business analysis
Process mapping
Data modeling
Agile
Regulatory compliance
Reporting
Team Manager, Business Analyst
As part of a strategic initiative in the Belgian energy sector, we managed three specialized teams focused on market communication, gridfee error handling, and post-Go-Live hypercare. Our consultants led process mapping, continuous improvement, and stakeholder management, breaking down silos and fostering knowledge sharing. By coaching team members and aligning with distribution grid operators, we ensured swift resolution of complex cases and implemented new gridfee tariffs. This resulted in improved team dynamics, enhanced process efficiency, and stronger bilateral relationships within the energy market in Belgium.
Requirement analysis
Process optimization
People management
Stakeholder management
Reporting
Sector expertise: energy market
Lead Analyst, Product Owner
To address evolving market needs in the telecommunications sector, we led the optimization of IT infrastructure for a major fiber network rollout. Our team set project goals, established timelines, and monitored progress to ensure successful delivery. By leveraging our expertise in business analysis and project management, we contributed to the seamless transition and scalability of the network, supporting Belgium’s digital transformation agenda.
IT infrastructure optimization
Product ownership
Change management
Backlog management
Sector expertise: telecom
Project Coordinator, Business Analyst
To address evolving market needs, we performed an audit of an ongoing CRM implementation for a major Belgian insurance provider. Our assessment focused on project governance, methodology, and risk analysis. We identified key issues, proposed solutions, and delivered actionable recommendations for roadmap design and quick wins, enhancing project efficiency and alignment with business objectives.
Governance
Risk analysis
Stakeholder management
Roadmap design
Process optimization
Expert User, Test Analyst
During the implementation of the Central Market Platform (CMS) in Belgium’s utility sector, we supported Luminus in complying with new MIG6 regulations. Our team bridged business and IT, coordinated defect resolution, and executed market integration tests with stakeholders across the energy market. This resulted in smooth go-live operations and enhanced data quality.
Testing
Defect management
Process analysis
Scrum
Knowledge transfer
Regulatory compliance
Product Owner
In the context of a regulatory transformation, we contributed to the Market Exchange Exceptions Taskforce, a multidisciplinary team focused on early detection and resolution of market communication exceptions. By coordinating priorities and managing the product backlog, we ensured legal compliance and operational excellence. Our sector expertise enabled us to monitor KPIs, manage risks, and introduce best practices such as the DTAP approach, directly supporting Belgium’s evolving energy market.
Backlog management
Risk management
KPI monitoring
Regulatory compliance
Scrum
Stakeholder management
Business Analyst
As part of a strategic initiative with a major Belgian energy supplier, we supported the transition from a legacy Mecoms (Ferranti) application to a MIG6-compliant market connector (Horizon by Cogenius). This project focused on enabling robust message processing, validation, and regulatory communication with Atrias under Belgian market rules. We contributed to vendor selection, requirements gathering, technical interface design, and data migration, ensuring business continuity and compliance. Our expertise in the Belgian energy sector enabled us to coordinate defect management and streamline operational processes, resulting in improved system reliability and regulatory alignment.
Stakeholder management
Regulatory compliance
Data migration
Requirements analysis
Vendor management
Process optimization
Defect management
Data Analyst, Team Manager
In the context of a data-driven transformation for a major Belgian energy supplier, we developed new SQL-based forecasting and P&L tools, optimized sales databases, and improved process flows. Our efforts addressed data quality issues, reduced lead times, and enhanced transparency, supporting procurement and sales teams in a volatile energy market.
Data analysis
SQL development
Process optimization
Team management
Sector expertise: energy
Functional Analyst, Business Analyst, Solution Analyst
As part of a large-scale digital transformation, we contributed to the replacement of legacy mainframe applications with Planon and SAP systems for indirect purchasing, warehousing, and MRO. Our team led workshops, designed blueprints, managed stakeholder engagement, and ensured seamless integration and testing. The result was improved efficiency, data quality, and scalability for the technical departments.
Training & onboarding
Process design
Functional analysis
ERP integration
Data quality management
Project Business Architect
In the context of a cross-border ERP roll-out, we supported the technical department of a major retailer’s French branch. The project unified procurement, warehousing, asset management, and MRO processes using industry-standard software. We ensured architectural consistency, managed stakeholder alignment, and bridged gaps between business and IT, resulting in harmonized solutions across Belgium and France.
Business architecture
Stakeholder management
Process unification
ERP implementation
Cross-border collaboration
Financial Analyst, Financial Controller
Through collaboration with a leading Belgian energy supplier, we improved the bridge between sourcing activities and financial reporting. By enriching the energy balance model and analyzing gaps between accounting results and theoretical P&L, we provided actionable insights for financial and sourcing teams. Our work supported more accurate reporting, better financial feedback on pricing strategies, and facilitated the migration of B2B contracts to a new CRM tool.
Financial analysis
Data modeling
Dashboarding
CRM migration
Sector expertise: energy
Project Manager
In the context of a crisis following an unsustainable organizational change, we contributed to the formation and leadership of the Protec taskforce for a major Belgian retailer. The initiative addressed urgent challenges in People, Process, Tool, and Data, stabilizing business operations and embedding a performance-driven mindset. Our team developed KPI dashboards, coached management on operational excellence, and translated business needs into technical solutions, ensuring business continuity and improved service levels. This project demonstrated our expertise in crisis management and sustainable transformation within the Belgian retail sector.
Project Management
Performance Management
Dashboarding (KPI)
Management Coaching
Business Continuity
Technical Translation
Project Manager
As part of a strategic transformation, we supported a leading Belgian retailer by launching the OxO initiative, taking functional leadership of Indirect Purchasing and Warehousing activities. The project’s dual focus was to stabilize operations and boost workforce engagement. Through Operational Excellence and PowerBI business intelligence, we increased service levels from 43% to 90% within six months, developed a robust business process architecture, and established a sustainable roadmap for future optimizations. Our approach emphasized employee engagement, process improvement, and tactical change management, ensuring long-term impact and readiness for further growth in the Belgian retail sector.
Change Management
Business Intelligence (PowerBI)
Stakeholder Management
Process Optimization
Leadership
Business Analyst
Following a merger in the energy sector, we supported portfolio integration and development of a profit and loss tool. Our consultant cleaned data, built forecasting models and mapped financial flows across departments. The project enabled compliance with group regulations and improved margin visibility. Our contribution supported financial transparency and operational alignment.
Data quality management
Financial reporting
Energy management
Automation
Project Manager
As part of a strategic initiative for a major Belgian energy supplier, we managed the transition from a legacy market communication application to a MIG6-compliant platform. This project involved integrating new systems with existing backend infrastructure, ensuring full compatibility with Belgian energy market requirements, and migrating critical data while maintaining integrity and continuity. Our team minimized business disruption and supported settlement processes, delivering a robust solution for market messaging and validation.
Project management
Stakeholder management
Risk management
Data migration
Energy management
Process optimization
Regulatory Compliance
Vendor management
Lead SME
As part of a strategic initiative, we led mass data conversion in ERP systems following a group-wide legal restructuring. Our team defined project scope, planned migration, built and tested conversion tools, and adapted software functionalities to ensure data correctness and compliance.
Data migration
ERP systems
Project management
Software configuration
Regulatory compliance
Business Analyst
In the context of a rapidly growing public sector organization, we conducted a comprehensive business and process analysis to identify inefficiencies and recommend improvements. Our consultants mapped processes, evaluated performance, and implemented quick wins, enhancing operational quality and compliance.
Process mapping
Process analysis
Sector expertise
Regulatory compliance
Process optimization
IT Project Manager
As part of ongoing process improvement, we bundled and addressed business requirements to optimize SAP-based indirect purchasing processes. The project delivered enhanced efficiency and scalability for procurement operations.
SAP optimization
Procurement
Process optimization
IT Project Manager
During the implementation of a future-proof solution, we optimized the manual process for article creation and modification in indirect purchasing. By replacing Excel templates and email workflows with automated request forms, we improved process efficiency, reduced maintenance effort, and provided actionable insights for stakeholders.
Automation
Workflow optimization
Change Management
Procurement
IT Project Manager
To address evolving market needs, we developed a platform for independent energy forecasting and trading strategy execution. The solution enables the company to forecast energy production and consumption, optimize purchasing costs, and minimize imbalance fees. Our team implemented advanced data analytics and collaborated with market operators to ensure compliance and cost efficiency.
Energy management
Data analysis
Market strategy
Financial optimization
Regulatory compliance
IT Project Manager
In the context of a regulatory transformation, we standardized building design, construction, and maintenance using an integrated BIM methodology. By implementing the Autodesk Construction Cloud as a common data environment, we enhanced collaboration, reduced design errors, and aligned with industry best practices. Our consultants drove the adoption of BIM across the organization, resulting in improved efficiency, data quality, and compliance with sector standards.
Process design (BIM)
Process management
Data quality management
Process optimization
IT architecture
Financial Process and Data Analyst
In the context of a regulatory transformation, we contributed to the migration and optimization of the Energy Balance tool for a major multinational energy supplier in Belgium. The project aimed to automate financial reporting processes and leverage new market data (MIG6) for more accurate gross margin calculations. Our responsibilities included process analysis, tool migration, automation using SQL, and the implementation of data quality dashboards. We supported the financial department by running month-end closings, serving data to controllers, and constructing KPI dashboards for gross margin analysis. The project delivered enhanced data quality, improved reporting accuracy, and greater compliance with evolving market regulations in the Belgian energy sector.
Process analysis
Data migration
Automation (SQL)
Data quality management
Dashboarding
Financial reporting
KPI monitoring
Regulatory compliance
Project Manager, Business Process Analyst
To address evolving market needs in Belgium’s electric vehicle charging sector, we supported the optimization of ERP processes for a major energy provider. Our work included project management, process design, and alignment of the ERP system with new customer types and aftercare services. By coordinating cross-functional teams and external partners, we ensured scalable and efficient operations, resulting in improved client responsiveness and operational excellence in the Belgian energy and mobility sector.
Process optimization (ERP)
Project management
Portfolio management
Governance
Stakeholder management
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