This certificate from Interdive Services Ltd certifies that Tjeerd Hessel Terpstra successfully completed training between October 2, 2009 and December 2, 2009 to become a trainee closed bell diving supervisor in accordance with the standards of the International Marine Contractors Association. The certificate was issued by Interdive Services Ltd and signed by John T. Rabone, the managing director.

1. Certificate of Training
lssued by:
Interdive" Services Ltd
3 & 3a, Stoke Damerel Business Centre
Church Street, Stoke
Plymouth, Devon, PL3 4DT
Great Bitain
Tel: +44(0)1752 558080 Fax: +44(0)1752 569090
E-mail : D iv ina@ inte rdive. co. u k Website : www. I nte tdive. co. uk
tNT302-07049
Certificate Number:
Tjeerd Hessel Terpstra
has successfully completed a training course held between
Og lO2l2OO9 a nd 1 2lO2l2OOg
and has been trained in accordance with the syllabus and
standards required by IMCA in the following subject -
TRAINEE CLOSED BELL DIVING SUPERY'SOR
Name: John T. Rabone
Managing DirectorPosition: