Holger Marschall

CEO

Darmstadt, Hesse, Germany18 yrs 4 mos experience
Highly Stable

Key Highlights

  • Led development of scalable simulation software
  • Acquired over €5M in research funding
  • Published 100+ scientific contributions
Stackforce AI infers this person is a SaaS-focused expert in simulation technology and computational fluid dynamics.

Contact

Skills

Core Skills

Research And Development (r&d)Computational Fluid Dynamics (cfd)Saas DevelopmentProduct ManagementTeam Leadership

Other Skills

Multiphase FlowOpenFOAM CFD SoftwareTechnology Product DevelopmentStrategic PlanningCross-functional Team LeadershipInnovation ManagementResearchDevelopment (R&D)Method DevelopmentScienceMultiphysics ModelingTechnology TransferBusiness PlanningIndustry 4.0Project Management

About

🎯 Operating at the intersection of simulation technology, software engineering, and product innovation, I help manufacturing companies 𝗿𝗲𝗱𝘂𝗰𝗲 𝗰𝗼𝘀𝘁𝘀, 𝗮𝗰𝗰𝗲𝗹𝗲𝗿𝗮𝘁𝗲 𝗶𝗻𝗻𝗼𝘃𝗮𝘁𝗶𝗼𝗻, and 𝗶𝗺𝗽𝗿𝗼𝘃𝗲 𝗽𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲 by applying 𝘀𝗶𝗺𝘂𝗹𝗮𝘁𝗶𝗼𝗻-𝗱𝗿𝗶𝘃𝗲𝗻 𝗱𝗲𝗰𝗶𝘀𝗶𝗼𝗻-𝗺𝗮𝗸𝗶𝗻𝗴: 𝗦𝗶𝗺𝘂𝗹𝗮𝘁𝗶𝗼𝗻 𝗰𝗮𝗻 𝗵𝗲𝗹𝗽 𝘁𝗼 𝗺𝗮𝗸𝗲 𝗶𝗻𝗳𝗼𝗿𝗺𝗲𝗱 𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀 𝗱𝗲𝗰𝗶𝘀𝗶𝗼𝗻𝘀 so as to ... ➡️ Reduce physical prototyping and development costs ➡️ Accelerate product innovation cycles ➡️ Improve process performance through insights Currently, I serve as 𝗖𝗵𝗶𝗲𝗳 𝗣𝗿𝗼𝗱𝘂𝗰𝘁 & 𝗜𝗻𝗻𝗼𝘃𝗮𝘁𝗶𝗼𝗻 𝗢𝗳𝗳𝗶𝗰𝗲𝗿 (𝗖𝗣𝗜𝗢) 𝗮𝘁 𝗜𝗔𝗡𝗨𝗦 𝗦𝗶𝗺𝘂𝗹𝗮𝘁𝗶𝗼𝗻, where I lead the development of scalable simulation software and digital twin solutions, translating cutting-edge research into SaaS products and real industrial applications. In parallel, I am a 𝗣𝗿𝗼𝗳𝗲𝘀𝘀𝗼𝗿 𝗮𝗻𝗱 𝗛𝗲𝗮𝗱 𝗼𝗳 𝗥𝗲𝘀𝗲𝗮𝗿𝗰𝗵 𝗚𝗿𝗼𝘂𝗽 𝗮𝘁 𝗧𝗨 𝗗𝗮𝗿𝗺𝘀𝘁𝗮𝗱𝘁, focusing on numerical simulation of multiphase flows, high-fidelity numerical methods for computational multiphysics, and the integration of machine learning and HPC into engineering workflows. Across these roles, I operate at the intersection of 𝗽𝗿𝗼𝗱𝘂𝗰𝘁 𝗹𝗲𝗮𝗱𝗲𝗿𝘀𝗵𝗶𝗽, 𝘀𝗰𝗶𝗲𝗻𝘁𝗶𝗳𝗶𝗰 𝗿𝗲𝘀𝗲𝗮𝗿𝗰𝗵, 𝗮𝗻𝗱 𝗲𝗰𝗼𝘀𝘆𝘀𝘁𝗲𝗺 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁. This includes: ➡️ Product and innovation leadership at C-level ➡️ Scientific contributions (100+ publications, PI in EU/DFG projects) ➡️ Building collaborations across academia, industry, and software #IANUS #digitaltwin #technology #engineering #manufacuring #simulation #OpenFOAM #OpenSource #CFD #Community #TechnicalPerformance #Innovation #SimulationTechnology

Experience

18 yrs 4 mos
Total Experience
4 yrs 6 mos
Average Tenure
2 yrs 9 mos
Current Experience

Technische universität darmstadt

3 roles

Professor

Promoted

Dec 2025 – Present · 6 mos

  • Research, teaching and technology transfer in multiphase and multiphysics simulation.
  • ◾️Lead research in multiphase flow and computational multiphysics simulation
  • ◾️Develop simulation methods, integrating HPC and machine learning
  • ◾️Track record of >70 peer-reviewed publications and h-index >30 (Google Scholar)
  • ◾️Continuous acquisition of competitive research funding as PI, including >€1.5M active project volume
  • ◾️Bridge academic simulation research with industrial deployment
  • ◾️Supervision across academic levels, including PhD, MSc, and undergraduate
  • 👉 W3 Kooperationsprofessor, Fachbereich Maschinenbau, Simulation mehrphasiger StrĂśmungen in Ingenieuranwendung
  • 👉 W3 Joint Professor, Department of Mechanical Engineering. Computational Multiphase Flows in Engineering Applications
Multiphase FlowComputational Fluid Dynamics (CFD)Research and Development (R&D)

Research Group Leader

Promoted

Apr 2019 – Dec 2025 · 6 yrs 8 mos

  • Founded and led a research group focused on multiphase and multiphysics simulation.
  • ◾️Built and scaled the Computational Multiphase Flow group (since 2019)
  • ◾️Developed high-fidelity multiphase and multiphysics simulation methods using and extending OpenFOAM
  • ◾️Principal Investigator (PI) in DFG, EU (H2020), and BMBF projects
  • ◾️Acquired >€2.6M research funding across public and industrial projects
  • ◾️Delivered 40+ journal publications and international scientific contributions
  • ◾️Supervised and co-supervised 10+ PhD researchers and 15+ M.Sc. students
OpenFOAM CFD SoftwareMultiphase FlowComputational Fluid Dynamics (CFD)Research and Development (R&D)

Postdoctoral Research Associate

Jan 2011 – Mar 2019 · 8 yrs 2 mos

  • Research in multiphase CFD and numerical methods for fluid interface transport in the Mathematical Modeling and Analysis research group (Prof. Dr. rer. nat. Dieter Bothe).
  • ◾️Developed methods for multiphase and multicomponent flow simulation
  • ◾️Advanced interface capturing and tracking methods
  • ◾️Contributed to OpenFOAM community and expert ecosystem
  • ◾️Contributed to a research portfolio forming the basis of >€2.6M cumulative third-party funding
  • ◾️Published in leading journals in CFD and multiphysics simulation
  • ◾️Participated in collaborative research and industry projects
Computational Fluid Dynamics (CFD)OpenFOAM CFD SoftwareResearch and Development (R&D)

Ianus simulation gmbh

2 roles

Chief Product & Innovation Officer

Promoted

Jan 2024 – Present · 2 yrs 5 mos · On-site

  • Lead product technology strategy and innovation for cloud-native simulation software and SaaS platform.
  • ◾️Co-define and execute product strategy for a SaaS simulation platform driving scalable revenue
  • ◾️Lead the transition from project-based services to SaaS products with cross-functional teams
  • ◾️Enable rapid prototyping and accelerated product cycles in a customer-centric model
  • ◾️Build and scale a partner ecosystem across academia and industry to accelerate product time-to-market
  • ◾️Translate computational multiphysics research into production-ready software for industrial deployment
  • ◾️Led cross-functional teams to deliver two simulation products within <2 years, achieving parity with legacy solutions developed over decades
  • ◾️Established processes and tooling enabling the team to achieve ~95% first-pass success rate in automated CAD-to-mesh preprocessing as a key for scalability
  • 👉 Keywords: Simulation Software, Digital Twin, Multiphysics, HPC, SaaS, OpenFOAM, AI
Technology Product DevelopmentStrategic PlanningSaaS DevelopmentProduct Management

Head of IANUS Simulation Darmstadt Office

Sep 2023 – Present · 2 yrs 9 mos · On-site

  • Built, evolve and lead the Darmstadt site as a hub for simulation software and SaaS product development.
  • ◾️Establish and scale office focused on simulation technology and software engineering
  • ◾️Build and scale an interdisciplinary team (simulation + cloud engineering)
  • ◾️Coordinate R&D and product development activities in an open innovation approach
Cross-functional Team LeadershipInnovation ManagementTeam LeadershipProduct Management

Toulouse inp - institut national polytechnique de toulouse

Visiting Researcher

Nov 2018 – Feb 2019 · 3 mos · Toulouse und Umgebung, Frankreich

  • Institut de MĂŠcanique des Fluides de Toulouse
  • ◾️Conducted research in multiphhase and interfacial flow simulation
  • ◾️Collaborated on advanced numerical methods for multiphase CFD
  • ◾️Delivered invited lectures and contributed to international research collaboration
ResearchDevelopment (R&D)

Technische universität mßnchen

Scientific Assistant

Jan 2007 – Jan 2010 · 3 yrs · München

  • Chair of Chemical Engineering
  • ◾️Research in multiphase CFD, and reactor engineering applications
  • ◾️Developed models for gas-liquid systems including regime transition and bubbly flow
  • ◾️Collaborated with industry (e.g. BASF)
  • ◾️Supported teaching in chemical engineering and CFD simulation
ResearchDevelopment (R&D)

Education

Technische Universität Darmstadt

Dr.-Ing. habil. — Computational Fluid Dynamics

Jun 2024 – Present

Technical University of Munich

Dr.-Ing.

Jan 2007 – Jan 2010

BASF SE

Dipl.-Ing.

Jan 2006 – Jan 2006

Technical University of Munich

Dipl.-Ing. — Chemical Engineering (Chemieingenieurwesen)

Jan 2001 – Jan 2006

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