top of page

About Us

At JJ MANGAN CONTRACTING, we are a team of experienced professionals dedicated to providing high-quality general contracting services. With expertise in earthmoving, civil construction, and cartage, we are equipped to handle projects of any size and complexity. Our commitment to excellence and customer satisfaction is our priority and to work with our clients to come up with innovative solutions.

  • SHE-LOCAL AUTHORITY CONTRACTOR PRE-QUALIFICATION

  • SITE WISE PREQUALIFICATION

  • TOTIKA PREQUALIFICATION

  • OVER 24 YEARS OF LOCAL KNOWLEDGE

​

​

Projects

​

  • Stage 1: Piako-Ngatea Stopbank infrastructure
  • West-East Foreshore stop bank upgrade.
  • Stage 1&2 Piako Rivermouth upgrade.
  • Totara Palms subdivision.
  • DOC-Kauaeranga Valley maintenance​
323 EXCAVATOR.jpg
jj mangan contracting.jpg
stage 2 stopbank 13th dec.jpg
Eastern Foreshore Asset Rationalization_February Progress (4).JPG

© 2026 by Lion Heavy Gear. Powered and secured by Wix

bottom of page