e3s has a proven track record in the evaluation of terrestrial, freshwater and marine ecological values and working with our clients to avoid and mitigate effects of development projects.  We also have a wealth of experience in the project management and delivery of ecological restoration and rehabilitation projects.

Our key biodiversity workstreams include:

  • Evaluation of Significant Natural Areas and working with the private sector and territorial and regional authorities in the management of these important sites.
  • Terrestrial botanical and fauna surveys for the purpose of evaluating ecological values to support development activities.
  • Freshwater ecological surveys.
  • Marine ecological surveys including marine habitat and species surveys, biosecurity management (such as Undaria control), assessment of shellfish.
  • Ecological restoration and rehabilitation.


Postal address
P.O. Box 2450
Queenstown 9349

Arrowtown Office
Arrow Lane
Arrowtown 9302

Invercargill Office
Lorn Street
Invercargill 9810

Te Anau Office
Level 1
112 Town Centre
Te Anau 9600

Christchurch Office
Merton Place
Christchurch 8053

(+64) 3 409 8664