The IPG Team

Ready to help domestically and Internationally
Karl Berendt

Karl Berendt

Managing Director

Based in Taupo, New Zealand, Karl Berendt is a specialist in health and safety consultation  and worksite incident investigation. He has 16 years extensive practical experience in the hydro and geothermal energy sector, both domestically and internationally. Karl has worked in a variety of industries including visual retail, timber processing, heavy/light automotive logistics, oil & gas drilling, heavy equipment sales, electrical contracting, industrial coatings, abrasive blasting, rural contracting and welding quality assurance.

Karl is a Certified Incident Investigator, Root Cause Analysis educator and is a Contract Taproot® Instructor for New Zealand. He has lectured and taught in Europe, the United States and New Zealand on the topics of safety, root cause analysis and hazard awareness. Karl is a member of the NZ Institute of Safety Management (NZISM)  and the UK Institute of Occupational Safety and Health (IOSH).

His speaking engagements have seen him present to groups,  including NZ Crane Association, NZ Quality Organisation, NZ Defence Force, ENEX and Safety 360 Conferences.  When not at work, Karl enjoys restoring old trucks and is a model train buff.  His voluntary work has included serving as a volunteer fireman, collecting for the IHC and as a sponsor of Taupo junior Netball.

Currently Based – New Zealand

CONTACT: Tel: +(64) 274 515 944 Email:

Derek Rutherford

Derek Rutherford

Consultant and Investigator

Derek, a mathematics graduate began his career in the petrochemical industry, working for Shell UK and the British Oxygen Company. He then took up a position with the UK government overseeing the biopharmaceutical industry, where he spent over twenty five years managing manufacturing activities of licensed therapeutic drugs and vaccines.

In 2013 he completed his investigation and training certificate through Systems Improvement in the USA. He now works as a Contract TapRooT ® Instructor and presents training courses in the UK, Ireland and continental Europe.

Derek’s attention to detail, vast industry experience and high level management as part of the regulatory body, teamed with his training and investigation skills, make him a perfect choice for those seeking assistance in these highly complex process industries.

Currently BasedUnited Kingdom


Joshua Harvey

Joshua Harvey

IT Cordinator

Joshua has a key role within IPG. As our IT Coordinator, he is vital to the smooth running of our team’s technology. This ensures a high level of service to our clients.

Joshua designs, implements and maintains company databases, provides the primary desktop and software-related technical support for problem resolution, server administration, user account maintenance, network security, system documentation, and help-desk support functions.

Under Joshua’s guidance we are also exploring new opportunities to develop our brand in the social media market and view this as an exciting future addition to our marketing platform.

He is currently undertaking studies at Massey University in Wellington for a Bachelor of Arts in Creative Media Production. When his heavy workload allows time off, Joshua enjoys photography and film making.

Currently BasedNew Zealand


We can assist with any Incident

Please feel free to contact any member of our team, or send us an inquiry and we will get back to you as soon as we can!