Since 2005 • Over 25,000 participants trained • ERC course centre • DFP/ÖGKV PFP approved (Austria) • Austrian Patient Safety Award 2025 • HRO-Award 2025

Since 2005 · ERC centre · Award-winning

ABOUT US · OUR TEAM

The people behind Med-STA.

Since 2005, Med-STA has grown through the people behind it. What began as an idea shared by two founders is now a network of management, a core team and 25+ part-time instructors — united by the commitment to delivering training that makes a difference in real emergencies.

MANAGEMENT

Leading the organisation.

Dr. Michael Weldi

Dr. Michael Weldi, MSc MBA

MANAGING DIRECTOR & CO-FOUNDER

Michael Weldi trained in anaesthesia nursing and holds the Austrian Notfallsanitäter qualification in advanced emergency medical care. He co-founded Med-STA in 2005. 

Alongside his management role, he leads the patient safety management and organisational development unit at Krankenhaus der Elisabethinen Graz. 

He is an ERC Instructor Trainer, a flight nurse in international air ambulance services and a part-time lecturer at CU Carinthia University of Applied Sciences. His doctoral dissertation on video-assisted simulation in hospital management was published as a specialist book.

Christian Schroffenegger, MSc

MANAGING DIRECTOR

Christian Schroffenegger trained in operating theatre nursing and worked in operating theatre management before moving into hospital administration. 

He is Administrative Director and an authorised signatory at Krankenhaus der Elisabethinen Graz, and deputy president of the Styrian association of hospital directors (Vereinigung der Krankenhausdirektoren Steiermarks). 

At Med-STA, he is responsible for the company’s commercial and financial management.

OUR CORE TEAM

Expertise across every part of our work.

Our core team brings together simulation, technology, organisation and administration, giving instructors the support they need to focus on training.

Dr. Christian Pizzera

Dr. Christian Pizzera

Medical Director

Christian Pizzera is a general surgeon and has been an instructor at Med-STA since 2013.

As Medical Director since 2019, he helps shape the company’s direction. He regularly facilitates simulation in both emergency scenarios and process improvement workshops.

Gerald Trathnigg

DI (FH) Gerald Trathnigg

Head of Simulation Engineering & SIMLUTIONS® Product Development

Gerald Trathnigg has been involved with Med-STA since its foundation and has been part of the core team since 2019. Previously, he was responsible for technology as deputy head of the KAGes simulation centre. Since 2023, he has led medical engineering at Krankenhaus der Elisabethinen Graz.
At Med-STA, he develops technical simulation solutions under the SIMLUTIONS® brand.

Raffaela Ortner

Raffaela Ortner, BA MA

Team Support & Organisation

Raffaela Ortner joined Med-STA full-time in August 2025. She is the main contact for clients and partners, coordinating seminar planning, instructors and contracts. She also manages our social media channels and AGN membership administration.

Michaela Eisenberger, MSc

Equipment & Logistics

Michaela Eisenberger worked in operating theatre nursing and theatre leadership at Krankenhaus der Elisabethinen before joining its patient safety management and organisational development unit in 2022.

At Med-STA, she manages the training equipment inventory across approximately 100 m² of storage space and regularly facilitates process improvement workshops.

Iris Karner

Accounting

Iris Karner leads procurement and materials management at Krankenhaus der Elisabethinen.

At Med-STA, she is responsible for bookkeeping and accounting.

OUR INSTRUCTOR NETWORK

25+ instructors. Practical healthcare experience.

Our instructors work in healthcare as doctors, nurses, emergency medical personnel or quality assurance professionals. Their experience informs simulation training designed to support better care.

Doris Dinbauer, BSc

Intensive care nurse (DGKP, Austria); AGN board member for nursing
ERC ALS Provider


LKH-Univ.Klinikum Graz

Stefan Feiel

Advanced emergency medical care (Notfallsanitäter, Austria); district education lead, Rotes Kreuz Murau
ERC BLS and ILS Instructor


Rotes Kreuz Murau

Ing. Daniel Gerstenbrand, BSc

Intensive care nurse (DGKP); advanced emergency medical care qualification (Notfallsanitäter), Austria
ERC BLS, ILS and ALS Instructor


Krankenhaus der Elisabethinen Graz

Dr. Markus Gschanes, MSc

Senior physician in anaesthesiology and intensive care; pre-hospital emergency physician and lead emergency physician (Austria)
ERC BLS, ILS and ALS Instructor; ALS Course Director; Instructor Trainer
CRM simulation instructor


LKH Murtal

Marcel Hausegger

Austrian Notfallsanitäter qualification in advanced emergency medical care; medical student
ERC BLS, PBLS, ILS, EPILS, ALS and EPALS Instructor; Instructor Trainer
CRM simulation instructor


KAGes simulation centre

CO-FOUNDER

Rudolf Janz, M.Ed.

Lecturer at CU Carinthia University of Applied Sciences; intensive care nurse (DGKP); Austrian Notfallsanitäter qualification; ÖBAI President
ERC BLS, PBLS, ILS, EPILS, ALS and EPALS Instructor; Instructor Trainer
CRM simulation instructor; InPASS CRM educator


Med-STA co-founder · since 2005

Bernhard Innerhofer

Anaesthesia nurse (DGKP); Austrian Notfallsanitäter qualification in advanced emergency medical care
ERC BLS, ILS and ALS Instructor


Klinikum Klagenfurt am Wörthersee

Prim. Dr. Robert Hoyer, LL.M.

Head of anaesthesiology and intensive care; helicopter emergency medical services physician
ERC BLS, ILS and ALS Instructor
CRM simulation instructor


LKH Südweststeiermark

Patrick Jursitzky, BSc

Intensive care nurse (DGKP); deputy ward manager, cardiac intensive care unit
ERC BLS, ILS and ALS Instructor


Universitätsklinikum Wiener Neustadt

Dr. Johann Kainz, MSc MBA

Specialist in general and family medicine and in anaesthesiology and intensive care; pre-hospital emergency physician; quality and risk management expert (Quality Austria)
ERC BLS, ILS and ALS Instructor; Instructor Trainer
CRM simulation instructor


Medical practice

Dr. Lisa Maria Käfer

Doctor in specialist training in anaesthesiology and intensive care
ERC BLS, ILS and ALS Instructor


LKH Villach

Dr. Markus Köstenberger, MBA

Senior physician with designated intensive care responsibilities, anaesthesiology and intensive care; helicopter emergency medical services physician
ERC BLS, ILS and ALS Instructor; Instructor Trainer
CRM simulation instructor


Klinikum Klagenfurt am Wörthersee

Dr. Stefanie Leitner

Specialist in anaesthesiology and intensive care; pre-hospital emergency physician
ERC BLS, ILS and ALS Instructor


LKH Hochsteiermark

Emma Mayer

Intensive care nurse (DGKP, Austria)
University continuing education programme in Forensic Nursing
ERC BLS, ILS and ALS Instructor


Krankenhaus der Elisabethinen Graz

Priv.-Doz. DDr. Matthias Müller

University department of emergency medicine
ERC BLS, ILS and ALS Instructor; Instructor Trainer
PHTLS Instructor; VIERT Instructor


AKH Wien

Katharina Pflanzl, BSc

Nurse (DGKP); Austrian Notfallsanitäter qualification in advanced emergency medical care
ERC BLS, ILS and ALS Instructor


Medical University of Graz

MEDICAL DIRECTOR

Dr. Christian Pizzera

General surgeon; pre-hospital emergency physician
ERC BLS, ILS and ALS Instructor
CRM simulation instructor


Med-STA GmbH

Dr. Anna-Sophie Puff

Doctor in specialist training in anaesthesiology and intensive care; Austrian Notfallsanitäter qualification
ERC BLS, ILS and ALS Instructor


Klinikum Donaustadt, Vienna

David Reitbichler, BSc

Intensive care nurse (DGKP); advanced emergency medical care qualification (Notfallsanitäter), Austria
ERC BLS, ILS and ALS Instructor


Wiener Gesundheitsverbund (Vienna Healthcare Group)

Peter Roschitz, MSc

Intensive care nurse (DGKP); nursing educator
ERC BLS, PBLS, ILS, EPILS, ALS and EPALS Instructor; Instructor Trainer
CRM simulation instructor; InPASS CRM educator
DGSIM certification assessor


KAGes Steiermark

HEAD OF SIMULATION ENGINEERING

DI (FH) Gerald Trathnigg

Simulation engineering & SIMLUTIONS® product development
ERC BLS and ILS Instructor
CRM simulation instructor


Med-STA GmbH

CO-FOUNDER

Dr. Michael Weldi, MSc MBA

Anaesthesia nurse (DGKP); Austrian Notfallsanitäter qualification; flight nurse
ERC BLS, PBLS, ILS, EPILS, ALS and EPALS Instructor; Instructor Trainer
CRM simulation instructor; InPASS CRM educator


Med-STA Managing Director & Co-founder

Florian Wiedner, BSc

Radiographer in cardiology and the cardiac catheterisation laboratory; Austrian Notfallsanitäter qualification
ERC BLS, ILS and ALS Instructor


LKH-Univ.Klinikum Graz

Anna Zach

Austrian Notfallsanitäter qualification in advanced emergency medical care; medical student
ERC BLS, ILS and ALS Instructor


Austrian Red Cross, Lower Austria

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