Professional Consulting Engineers

Professional Consulting Engineers in Waikato

CORE50 has a strong team of experienced engineers in the Waikato region offering professional, reliable and quality design and consulting services.

Jeet Singh

Director / Area Leader Hamilton
CPEng (Structural), CMEngNZ, IntPE(NZ) BE (Civil), MEngst

Carolyn Mackay

Director / General Manager

Barry Smith

Business Development Manager
Senior Engineer / Director

Kelvin Short

Area Leader Taupo / Technical Building Advisor

Barbara Mcquilkin

Accounts Manager & Administration Team Leader

Our aim is to strengthen our community by being a consultant of choice.

  • Delivering Quality
  • Strengthening customer relationships
  • Strengthening our team
  • Strengthening our community


Our Values


Be honest. Do the right thing, not the easiest thing


Continually look for learning opportunities and seek to develop yourself and CORE50 people to their maximum potential


Put our people and their families first. We work with a family, not a person


Take your work seriously, but find time for fun