The Trigon Consultants

High professional level, sound professional experience

Trigon consultants are co-entrepreneurs in Trigon, act entrepreneurially and have a broad methodical consulting background. All have proven project experience in several fields. The Trigon consulting understanding, quality assurance and joint activities in customer projects connect us. Our motto is: solve problems, learn, and create something new.

Rudi Ballreich
Franz Biehal
Elfriede Biehal-Heimburger
Ingo Bieringer
Georg Engelbertz
Gerd Geyer
Edoardo Ghidelli
Friedrich Glasl
Wolfgang Grilz
Gerald Hackl
Brigitta Hager
Oliver Haas
Erwin Huber
Brigitte Huemer
Harald Jäckel
Simone Kainz
Günther Karner
Ingrid Kohlhofer
Christine Kohlweg-Leidenberger
Anja Köstler
Harriet Kretschmar
Josef Krobath
Tobias Lang
Werner A. Leeb
Johannes Narbeshuber
Ingrid Preissegger
Abiye Princewill
Anita Reinbacher
Herbert Salzmann
Martina Scheinecker
Susanne Skandera
Andrea Spieth
Thomas Weichselbaumer
Mario Weiss

Rudi Ballreich

Management consultant, management trainer, mediator BM, BMWA, ÖBMJ, mediation trainer BM
Managing Partner of Trigon Entwicklungsberatung Munich

Franz Biehal

Business Consultant, Moderator, Coach, Psychotherapist
Trigon Entwicklungsberatung Wien

Elfriede Biehal-Heimburger

Psychologist, Consultant, Coach, Mediator, Psychotherapist, Trainer, Speaker and Course Leader
Managing Partner of Trigon Entwicklungsberatung Wien

Ingo Bieringer

consultant, mediator, trainer; lecturer at the Universities of Salzburg and Krems and the University of Applied Sciences Salzburg
Trigon Entwicklungsberatung Salzburg

Georg Engelbertz

management consultant, conflict mediator, coach, supervisor, trainer
Partner of Trigon Entwicklungsberatung Munich

Gerd Geyer

Consultant for organizational development, conflict mediator, senior coach (BDP)
Partner of Trigon Entwicklungsberatung Munich

Edoardo Ghidelli

Organization Developer BSO, Coach BSO, Team Developer, University Lecturer, Trainer, founder of reseau Syllogos in the French part of Switzerland
Trigon Development Consulting Graz Luzern

Friedrich Glasl

Visiting Prof. at University Tbilisi (GE), conflict researcher, mediator, organization development consultant
Trigon Entwicklungsberatung Salzburg

Wolfgang Grilz

Organizational developer, trainer & management coach
Trigon Entwicklungsberatung Wien

Gerald Hackl

Consultant, Coach and Trainer
Managing Director Partner of Trigon Entwicklungsberatung Wien

Brigitta Hager

Management consultant, management coach, process facilitator, trainer and mediator
Trigon Entwicklungsberatung Wien

Oliver Haas

Consultant, Trainer, Coach, Economic Psychologist, Business Economist
Trigon Entwicklungsberatung Klagenfurt

Erwin Huber

Consultant, Coach and Mediator
Trigon Entwicklungsberatung Klagenfurt

Brigitte Huemer

Consultant, Mediator and Trainer
Trigon Entwicklungsberatung Klagenfurt

Harald Jäckel

Consultant for organizational development, mediator, team developer in TOP teams
Partner of Trigon Entwicklungsberatung Munich

Simone Kainz

Consultant, Trainer, Coach, University Lector
Trigon Entwicklungsberatung Klagenfurt

Günther Karner

Organization Developer, Consultant, Mediator
Executive Partner of Trigon Entwicklungsberatung Klagenfurt

Ingrid Kohlhofer

Management consultant, mediator and trainer
Partner of Trigon Entwicklungsberatung Munich

Christine Kohlweg-Leidenberger

Trigon Entwicklungsberatung Klagenfurt

Anja Köstler

Organizational consultant, executive trainer, (conflict) coach, mediator BM® / BMWA® and trainer Mediation BM® / teaching trainer Mediation BMWA ®, trainer for Mindful Leadership
Partner of Trigon Entwicklungsberatung Munich

Harriet Kretschmar

Executive Coach, Trainer
Partner of Trigon Entwicklungsberatung Munich

Josef Krobath

Industrial and Organizational Psychologist, Consultant, Coach, Mediator, Trainer, Organizational Developer
Trigon Entwicklungsberatung Klagenfurt

Tobias Lang

Management consultant and development consultant for teams and organizations, mediator BM®, trainer for mediators BM ® resident in Müllheim between Freiburg and Basel
Partner of Trigon Entwicklungsberatung Munich

Werner A. Leeb

Active as management consultant, trainer (management, consultant qualification, coaching), coach, conflict consultant & psychotherapist
Trigon Entwicklungsberatung Wien

Johannes Narbeshuber

Senior partner of Trigon Entwicklungsberatung. MBA in Growth Management. Economic psychologist, organisational developer, certified coach (Trigon, EBS, ISO).
Executive Partner of Trigon Entwicklungsberatung Salzburg

Ingrid Preissegger

Consultant, Coach, Mediator
Trigon Entwicklungsberatung Klagenfurt

Abiye Princewill

Management Consultant, Trainer, Mediator and Coach
Partner of Trigon Entwicklungsberatung Munich

Anita Reinbacher

Management Consultant, Trainer, Coach
Trigon Entwicklungsberatung Wien

Herbert Salzmann

Development supporting for humans and organizations
Trigon Entwicklungsberatung Salzburg

Martina Scheinecker

Consultant for personnel and organizational development, mediator, coach, process support and workshop moderation, trainer, DiSG consultant
Trigon Entwicklungsberatung Wien

Susanne Skandera

Consultant for personnel and organizational development, trainer and coach
Partner of Trigon Entwicklungsberatung Munich

Andrea Spieth

Organisationsberaterin, Coach
Trigon Entwicklungsberatung Graz Luzern

Thomas Weichselbaumer

Management Consultant, Innovation Consultant, Lektor, Trainer, Coach
Trigon Entwicklungsberatung Wien

Mario Weiss

Organizational Developer, Consultant, Mediator
Executive Partner of Trigon Entwicklungsberatung Klagenfurt