Stefan Hoffmanns is a Consultant and Solution Architect at Gemba Service BV with more than 20 years of experience in Enterprise Asset Management and IBM Maximo. Throughout his career, he has helped organizations across multiple industries improve maintenance, service, and asset management processes through technology and best practices.

His current focus is on the convergence of Asset Management, Reliability, AI, IoT, and Digital Twin technologies. Stefan is actively involved in helping organizations translate emerging technologies into practical business value and is particularly interested in how AI can support smarter maintenance and service decisions.

As an IBM Champion, he enjoys sharing knowledge, lessons learned, and real-world experiences with the wider Maximo and IBM community through presentations, workshops, blogs, and community events.

Stefan Hoffmanns is a Consultant and Solution Architect at Gemba Service BV with more than 20 years of experience in Enterprise Asset Management and IBM Maximo. Throughout his career, he has helped organizations across multiple industries improve mai... Show more

Thomas graduated from TU Chemnitz. He joined AMD as Integration Engineer in 1996 and worked in AMD’s Development Center (Sunnyvale), AMD’s Fab25 (Austin) and AMD’s Fab30 in Dresden. After the spinoff of Globalfoundries, he worked as Manager for Technology and Integration in the BEOL. In 2015 he joined Fraunhofer IZM as R&D coordinator in advanced packaging. In 2023 Thomas accepted a position as Head of Metrology Wafer Business at Chipmetrics.

Thomas graduated from TU Chemnitz. He joined AMD as Integration Engineer in 1996 and worked in AMD’s Development Center (Sunnyvale), AMD’s Fab25 (Austin) and AMD’s Fab30 in Dresden. After the spinoff of Globalfoundries, he worked as Manager for Techn... Show more

Thanigaivel Rangasamy is an accomplished Information Technology Program Manager and Senior Project Manager with over 20 years of experience delivering large-scale technology, quality assurance, and security-focused programs across diverse industries, including telecommunications, airlines, banking, life sciences, retail, manufacturing, and e-commerce
He has a proven track record of leading end-to-end program delivery, managing cross-functional and global teams, and partnering closely with stakeholders to achieve business and technology objectives. Thanigaivel brings deep expertise in program and project management, QA leadership, test automation, security remediation, and process improvement, with hands-on experience across Agile, SAFe, Waterfall, and DevOps methodologies
Throughout his career, he has successfully led complex initiatives involving system integration, performance, security, and UAT testing, while driving quality metrics, release governance, and continuous improvement. He is highly skilled in tools such as JIRA, HP ALM, Selenium, UFT, Jenkins, GitHub, ServiceNow, and cloud platforms, and has strong capabilities in data analysis, SQL, backend validation, and automation frameworks
Thanigaivel holds a Master’s degree in Computer Applications and is a PMP, Certified Scrum Master, SAFe 6 Practitioner, and ISTQB Advanced Test Manager. Known for his hands-on leadership style, he combines strategic thinking with execution excellence to deliver high-quality, compliant, and scalable solutions across global enterprises.

Thanigaivel Rangasamy is an accomplished Information Technology Program Manager and Senior Project Manager with over 20 years of experience delivering large-scale technology, quality assurance, and security-focused programs across diverse industries,... Show more

I have been working at orderbase consulting GmbH for over a decade, driving supply chain solutions. For the past 7 years, I have been leading the AddOn Consulting team. My passion for SCM began in 1999 at Navision, where I worked for almost three years before the company was acquired by Microsoft. At Microsoft Deutschland GmbH, I continued in product management for SCM, focusing on Microsoft Dynamics NAV. This strong foundation led me to SAP AG, where I spent nearly 6 years as a Solution Specialist in Supply Chain Control for SAP Business ByDesign. I graduated from the University of Münster in October 1999 with a degree in Business Administration, specializing in Business Informatics and Industrial Management.

I have been working at orderbase consulting GmbH for over a decade, driving supply chain solutions. For the past 7 years, I have been leading the AddOn Consulting team. My passion for SCM began in 1999 at Navision, where I worked for almost three yea... Show more

Umesh Bawankar is a seasoned SAP consulting professional with 20 years of SAP consulting experience and 5 years of industrial design experience in the manufacturing industry. Based in Milford, Connecticut, he has worked for multiple Business Transformation Programs for major utility companies across North America and the UK.
As a mechanical engineering graduate, Umesh has managed multiple large SAP implementations, roll-outs, and application support projects. His expertise includes SAP S/4HANA (versions 1709, 1809, 1909, 2408), SAP ECC 6.0, and Digital supply chain solutions, including Ariba Buying, Sourcing, SCC, and Invoicing platforms.
At Accenture Services, Umesh has worked on multiple projects for Par Pacific Holdings, Dow, Avangrid Networks, Wisconsin Energy, Xcel Energy, and British Gas Plc. His experience covers requirement definition, conceptual design, detailed design, POCs, unit testing, integration testing, UAT testing, end-user support and training, with thorough integration experience in FI modules with SD, MM, and EWM. He has extensively managed cross-functional teams for multiple integrations of tools such as Primavera, GE Asset Performance management, click scheduling, Prometheus, SAP works Manager with SAP ERP.
His technical skills include S4 HANA Finance, Open Text VIM 7.5, IBP, SAP PM, APO, Supply Chain Analytics, Azure DevOps, Azure Synapse, SQL, Power BI Data visualization, and supply chain planning with SAP SLT and BODs. He also has experience in project management using both Agile and Waterfall methodologies with JIRA.
Umesh holds certifications including SAP Sourcing training certification, SAP Gen AI Training certification, and SAP Certified - S4HANA Implementation Scenarios for Architects. His professional achievements include receiving the Excellence Award and Best Delivery Performance Award at Accenture.

Umesh Bawankar is a seasoned SAP consulting professional with 20 years of SAP consulting experience and 5 years of industrial design experience in the manufacturing industry. Based in Milford, Connecticut, he has worked for multiple Business Transfor... Show more

Adrian Stelmach is the Founder & CEO of explitia.com, specializing in digital transformation for production. With a background in programming and a deep understanding of manufacturing processes, he focuses on developing software to reduce operational costs, optimize work, strengthen security, and improve production quality. Adrian guides clients through the digital transformation process, offering consulting, training, and assistance in streamlining business processes. He is passionate about education and inspiration in digitization, new technologies, and Industry 4.0.

Adrian Stelmach is the Founder & CEO of explitia.com, specializing in digital transformation for production. With a background in programming and a deep understanding of manufacturing processes, he focuses on developing software to reduce operational... Show more

Samuel Desseaux is a CTO & CIO Advisor focused on observability, edge AI, and IT/OT integration. He designs open-source observability labs and reproducible pipelines that help teams instrument, benchmark, and trust complex AI and high-performance systems deployed at the edge or within industrial infrastructures. His work spans factories, mobility systems, HPC-adjacent environments, and scientific instrumentation. Through his companies, Erythix in France and Aureonis in Belgium, he supports organizations in building transparent, resilient, vendor-neutral architectures that unify AI, OT, and HPC workflows.

Samuel Desseaux is a CTO & CIO Advisor focused on observability, edge AI, and IT/OT integration. He designs open-source observability labs and reproducible pipelines that help teams instrument, benchmark, and trust complex AI and high-performance sys... Show more

Certified Supply Chain Professional with expertise in end-to-end supply chain planning in manufacturing and distribution operations with extensive knowledge of global inventory management. Providing adaptive focus for analysis to changing global and local industry markets to identify and mitigate risk to the continued flow of goods throughout a global supply chain through to the shop floor and out the door.

Certified Supply Chain Professional with expertise in end-to-end supply chain planning in manufacturing and distribution operations with extensive knowledge of global inventory management. Providing adaptive focus for analysis to changing global and ... Show more

Mimoune “Mim” Djouallah, formerly a Construction Planner, joined the Microsoft Fabric CAT team in December 2023. He holds a BSc in Civil Engineering and has worked extensively with the Power BI stack since 2016. As an early adopter of Microsoft Fabric, Mim shares hands-on insights through blogging, focusing on Python notebooks, GIS, and data engines that integrate with OneLake.

Mimoune “Mim” Djouallah, formerly a Construction Planner, joined the Microsoft Fabric CAT team in December 2023. He holds a BSc in Civil Engineering and has worked extensively with the Power BI stack since 2016. As an early adopter of Microsoft Fabri... Show more

John is known for his leadership, which facilitates strong teamwork and positive working relationships.

John has more than 25 years of experience with Microsoft ERP solutions as a consultant, user, IT support, and controller. His breadth of experience includes working with hundreds of ERP implementations. He has extensive experience with SQL and performance tuning, report writing using Excel, SSRS, and other tools. On the functional side, John has expertise in the distribution modules, including inventory, sales order processing, and purchase order processing.

John is known for his leadership, which facilitates strong teamwork and positive working relationships. John has more than 25 years of experience with Microsoft ERP solutions as a consultant, user, IT support, and controller. His breadth of experi... Show more