Regional committee
Auckland/Northland Branch
Hamish Speakman
Branch Chair (Auckland)
Hamish.Speakman@mottmac.com 
Bay of Plenty Branch
Matthew Kilpatrick
Branch Chair (Tauranga)
Matthew.Kilpatrick@waidc.govt.nz
Waikato Branch
Renata Gomez
Branch Chair (Hamilton)
Renata.Gomez@safesystemsolutions.co.nz
Central Branch
Tobie Pretorius / Erica Walker
Branch Co-Chairs (Wellington)
tpretorius@tonkintaylor.co.nz / Erica.Walker@aurecongroup.com
Nelson/Marlborough Branch
Peter Kortegast
Branch Chair (Nelson)
Peter.Kortegast@wsp.com
Canterbury/West Coast Branch
Jeanette Ward
Branch Chair (Christchurch)
jeanette.ward@abley.com
Southern Branch
Aaron Isaacs
Branch Chair (Dunedin)
Aaron.Isaacs@ghd.com
Regional branch map
National
committee
Mark Gregory
Chair; CIHT liaison
markgregorytransportgroup@gmail.com
Justine Wilton
Vice Chair
Justine.wilton@wsp.com
Melanie Muirson
Treasurer TGNZ; Safety Practitioners’ Group
Melanie.Muirson@stantec.com
Stephanie Willcox
Membership Secretary
stephanie.willcox@jacobs.com
Daniel Newcombe
Roundabout Editor
daniel.newcombe@at.govt.nz
John Kinghorn / Matthew Hoyle
Signals NZ User Group (SNUG)
Tony Brennand
Trips Database Bureau (TDB)
tony.brennand@nzta.govt.nz
Bevan Wilmshurst
Modelling User Group (MUGS)
bevan.wilmshurst@stantec.com
Glen Koorey
Active Modes Infrastructure Group (AMIG); TGNZ website
glen@viastrada.nz
John Lieswyn
Immediate Past Chair
Awards Co-ordinator
john@viastrada.nz
Hamish Speakman
Auckland Branch Chair
hamish.speakman@mottmac.com
Matthew Kilpatrick
Bay of Plenty Branch Chair
Matthew.Kilpatrick@waidc.govt.nz
Renata Gomez
Waikato Branch Chair
Renata.Gomez@safesystemsolutions.co.nz
Tobie Pretorius / Erica Walker
Central Branch Co-Chairs
tpretorius@tonkintaylor.co.nz / Erica.Walker@aurecongroup.com
Peter Kortegast
Nelson/Marlborough Branch Chair
Peter.Kortegast@wsp.com
Jeanette Ward
Canterbury/Westland Branch Chair
jeanette.ward@abley.com
Aaron Isaacs
Southern Branch Chair
Aaron.Isaacs@ghd.com
Position vacant
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