Henny Portman - ir. H.C. Theisens

Lean Six Sigma Green & Black Belt - English version

Lean Six Sigma Yellow & Orange Belt - English version

Lean Six Sigma Black Belt

Lean Six Sigma Green Belt - English version

Lean Six Sigma Yellow Belt - English version

Lean Six Sigma Orange Belt - English version

LSSA Lean (Six Sigma) – Yellow Belt Courseware

Scaling agile in organisaties - 2de geheel herziene druk

Scaling agile in organisaties

Managen van agile projecten 2de herziene druk

Competence profiles, Certification levels and Functions in the Project Management and Project Support Environment - Based on ICB version 3 - 2nd revised edition

Competentieprofielen, Certificeringniveaus en Functies bij projectmanagement en PMO - Op basis van NCB versie 3 - 2de herziene druk

Publications - Henny Portman - ir. H.C. Theisens