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Environ Core Technical Team

Regin Orquiza

Principal Environmental Engineer / Remediation Specialist

FIEAust CPEng NER APEC Engineer IntPE(Aus)

Regin is a Chartered Principal Environmental Engineer with over 18 years of environmental consulting/contracting experience in Australia and overseas. 

He has extensive experience with directing projects, management and supervision of several site investigation and soil and groundwater remediation works.

He has managed small, medium and large-scale environmental site assessments and soil and groundwater remediation for a diverse range of private (commercial, industrial, petrochemical and residential sites) and public sector projects.

He has also actively participated in several remediation projects from pilot testing to design, construct, supervision and implementation of various remediation technologies in soil (such as ex-situ bioremediation, ex-situ chemical oxidation, immobilisation or stabilisation including re-classification for off-site disposal purposes; and excavation and validation of contaminated soils and underground storage tanks) and in groundwater (such as pump-and–treat systems, multi-phase extraction systems, air sparging/bio-venting systems, in-situ groundwater bioremediation and in-situ chemical oxidation).