Contact Us


Gerhard Koch

  Senior Facilitator / Consultant

Gerhard Koch has extensive experience, having been in the industry for more than 19 years. As the owner of Ammonia Training Solutions, he is focused on investing his knowledge back into the industry.

Gerhard is a SAQCCGas accredited Cat C refrigeration inspector (Reg No. 1411), accredited with MerSETA, and a member of SAIRAC (Reg No. 4502).

Contact Gerhard on 082 879 6647 or

Michelle Steyl

  Admin Co-Ordinator / Hub

Michelle joined Ammonia Training Solutions in March 2017. She deals with all the quotes, invoices and is your friendly office contact.

Office:064 759 9482

Grant Laidlaw


Andrew Perks

  APCE Course Facilitator

Jill Pollock-Perks

  APCE Course Administrator / Safety Equipment