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TRANZDEC specialises in certification and design services for heavy vehicles and forestry equipment. We are based in Rotorua and service the wider Bay of Plenty region. Service outside of this region can also be arranged.

Please contact Jonathan Hill on 027 254 8533  or email  jhill@tranzdec.co.nz

Heavy vehicles are those with a gross vehicle mass (GVM) over 3 500kg. Some light vehicles that require a Certificate of Fitness (CoF) may also require certification of some items such as towbars.

We provide certification of:

Other services provided are general design and draughting.

TRANZDEC was established in 2003.

Jonathan completed a Bachelor of Engineering (Mechanical) at Auckland University in 1995 and has 15 years of experience in the heavy transport industry. He is a Heavy Vehicle Specialist Certifier, Chartered Professional Engineer (CP Eng) and a member of IPENZ.