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WE THINK POSSIBLE

OUR PEOPLE

Rationale's people are our biggest asset and the foundation of our success. Rationale has a highly skilled team with a wide range of experience and expertise.

We are the sum of our parts and consistently look to attract the best people in New Zealand to ensure we can offer our clients a service that is second to none.

Our team all work together, both inside and outside the office, ensuring that our skills are brought to bear where they are needed most. Everyone is always looking to learn and improve, and this thirst for knowledge is a key driver to our success

We look at our team as a whanau - we are a family and all support each other, whether professionally or personally. Most importantly - we like to have fun and we bring this ethos to our relationships with our clients.

Meet our team below.

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MEET OUR TEAM

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EDWARD GUY

EDWARD GUY

Managing Director

BEng (Civil), BCom

Founder and Managing Director of Rationale, Ed has 25+ years of professional experience in the public and private infrastructure sector.

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TOM LUCAS

TOM LUCAS

Technical Director

BEng (Chemical & Process) (Hons)

Tom has a knack for ‘seeing the wood from the trees’ and turning highly complex issues into manageable problems.

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CHRIS FRENCH

CHRIS FRENCH

Principal Advisor

BSc, PGDipSc, ME

Chris is an experienced and recognised leader with over 20 years’ experience, focusing in recent years on delivering advisory services to establish complex projects as a leader of high performing teams.

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JIMMY SYGROVE

JIMMY SYGROVE

Senior Advisor

BA (Communications and Political Science)

A highly skilled programme leader and engagement specialist. Jimmy ensures evidence gathering, analysis, engagement and reporting integrate to develop high quality end products.

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CHRIS BOWIE

CHRIS BOWIE

Senior Advisor

Master of Science (Geography)

Chris is passionate for exploring the levers we have for unlocking the potential of our towns and cities to meet the needs and aspirations of our communities.

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CRAIG MCLEAN

CRAIG MCLEAN

Chief Operating Officer

BCom (Accounting), CA

Craig joined Rationale as Chief Operating Officer in July 2016, bringing with him a wealth of experience, across a wide range of industries. 

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GENE OLLERENSHAW

GENE OLLERENSHAW

Senior Advisor

NZCE (Civil)

Gene is a 'strategic' infrastructure manager whose passion is to improve asset management, infrastructure planning and service delivery performance.

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LAURA HARDING

LAURA HARDING

Senior Manager

BRP (Hons)

Laura is an experienced strategic and operational policy advisor and business case practitioner with a knack for synthesizing and communicating complex information.

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DAVID STONE

DAVID STONE

Senior Manager

B.Env Mgt (Sust Dev)

An experienced executive and programme manager, David has a strong strategic planning focus backed by robust management, business operations and project delivery experience.

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ANTOINETTE CAMPBELL

ANTOINETTE CAMPBELL

Senior Manager Wellington

MRP, BSC (Ecology & Conservation)

Antoinette brings over two decades of local government experience, delivering complex projects in the community, engagement and infrastructure spaces..

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EMILY WALKER

EMILY WALKER

Senior Advisor

BEng (Civil)

Emily regularly leads the development of business cases and complex optioneering across a range of areas and sectors, ensuring all thinking is integrated and evidence-based.

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LUCY RIDDLE

LUCY RIDDLE

Senior Advisor

BCom (Econ, Mgmt), MPP(Hons)

Lucy has a strong track record in infrastructure decision making and has spent the past six years developing, delivering and supporting projects and programmes in the infrastructure space.

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BENJAMIN GONZALEZ

BENJAMIN GONZALEZ

Senior Analyst

BEng (Hons), BSc

Ben’s strengths reside in applying strong analytical skills to tackle problems using an evidence-based approach.

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Daniel Pienaar

Daniel Pienaar

Senior Analyst

BEng (Hons), MPhil

Daniel has a unique set of skills that cover several sectors: civil engineering and related content, data analytics, economics, and engagement.

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Annabelle Cullinane

Annabelle Cullinane

Senior Advisor

BA (Philosophy, Politics, Economics), MSusBus

Annabelle excels in distilling complex issues and providing strategic insights to inform decision making, which yields wide-ranging benefits for communities across Aotearoa New Zealand.

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Conor McLean

Conor McLean

Senior Advisor

BSpEx (Management and Coaching)

An engaged and enquiring mind, Conor has experience spanning from science-based intellectual property to regional economic development across New Zealand

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ANDY LONGMAN

ANDY LONGMAN

Senior Analyst

BSc Engineering Science

An experienced analyst, Andy turns numbers and data into evidence to support the decision making process. He also climbs mountains.

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HELEN TAYLOR

HELEN TAYLOR

Business Manager

BA (English & History)

Helen’s passion and energy continues to be drawn towards people. Her understanding and interests lie in business improvement and business operating functions.

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CAROLE SHUTTLEWORTH

CAROLE SHUTTLEWORTH

Accounts Assistant

Carole is a number crunching wizard who has worked in a number of roles in the accounting and finance sector.

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Kirsten Housiaux

Kirsten Housiaux

Senior Administrator

Kirsten is Rationale’s Wellington Office organiser extraordinaire. Her ability to ensure that everything in the office runs smoothly is testament to her 30+ years working for a variety of both government and private sector organisations.

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