Jeska is an experienced Greenhouse Gas Verifier, Environmental and Sustainability Auditor.  In addition to the Certified Carbon Auditor (CEP) status, Jeska is a Certified Environmental Practitioner (CEnvP), registered Lead EMS (ISO 14001) and Environmental Auditor (IEMA) and holds post-graduate qualifications in Environmental Management and Occupational Health & Safety. Jeska has been conducting GHG Verifications for the past 12 years and has auditing experience in New Zealand, Australia, Chile, Japan, Thailand, Fiji, Antarctica and United Arab Emirates.

Jeska likes to give back to the profession and regularly participates as a panel member for the CEnvP scheme and is a Member of New Zealand ISO/TC 207 SC7 IRG Team (Greenhouse gas and climate change related standards).