Welcome to ASCE,

We offer innovative, practical and ecologically conscious engineering solutions aimed at saving our Clients time and money, backed by highly skilled and experienced staff.

We have been operating on the stunning West Coast of the South Island, New Zealand, since 1996. Our principal, Andrzej* Suchanski, graduated from Canterbury University School of Engineering in 1989, and had since worked  with several engineering consultancies and local councils until establishing ASCE on the West Coast. Andrzej is a Chartered Member of Engineering New Zealand (former IPENZ) and is a Chartered Professional Engineer (CPEng). This ensures the consultancy continues to provide a professional services in accordance with the most up-to-date developments and information in the professional engineering industry.

Computer aided drawing (CAD) technology is used extensively to produce high-quality, clear and accurate plans that enable projects to be completed efficiently and with certainty, minimizing costly on-site delays and contract variations.

The majority of our work comes from within the West Coast region from Haast to Karamea; however we undertake work all over New Zealand.

*Andrzej is pronounced “und-j”

Our Services


  • Subdivision, roading, sewer and stormwater
    drainage design.


  • Timber, steel, reinforced concrete, masonry structures, buildings and bridges design.
  • Seismic analysis, design and detailing for
    seismic strengthening.


  • Land stability assessment, retaining walls design.
  • Natural hazard assessment for building sites
    and subdivisions.
  • Soil investigation, testing and foundation design.

Environmental Engineering

  • On-site wastewater treatment and disposal systems design for individual homes, housing clusters, institutions and commercial situations.
  • Assessment of land for suitability for on-site sewerage systems.
  • On-site sewerage systems are designed for simplicity, ecological sensitivity, robustness, and low capital and maintenance costs for each individual situation.

Contact Details


Andrzej Suchanski BE Hons CMEngNZ
Chartered Professional Engineer (CPEng), IntPE.


P: +64 3 789 6008
E: engineer@asce.co.nz

PO Box 57,
Punakaiki RD1,
Runanga 7873,
West Coast, New Zealand

Office Location

5296 State Highway 6, Fox River, Buller
10 km north of Punakaiki,
2.4 km south of Fox River,
on hill side of SH6