Instructor Directory

Johanna Houbolt

Contact Details

Paulus Potter Straat , 26
3061 LU Rotterdam
Netherlands

houbolt1@xs4all.nl

Instructor Levels

Some of the certifications are still in progress

Certifications

Some of the certifications are still in progress

Instructors found

Honorary Positions

Instructor Levels

Some of the certifications are still in progress

Certifications

Some of the certifications are still in progress

Location

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