BIG Team

Our consultants are an extension of your business, an additional resource to ensure ongoing sales improvement long after the project scope has been delivered. So often we receive feedback from participants in programs that it is as if we work there, such is the degree of business knowledge and cultural fit! We pride ourselves on learning the business, understanding what makes you unique and living your culture. Learning then flows easily when we have such a strong connection. Our consultants are all tertiary qualified, experienced sales professionals and passionate about seeing people grow.

Meet the Team

Simon Dethridge

Managing Director

Simon is the Managing Consultant leading the business from the head office in Melbourne. Educated at Monash University with a Bachelor of Economics his corporate experience includes National Sales and General Management roles. Passions include Family, Travel, Cycling, Golf and Back Country Skiing.

M. +61 411 860 918

P. +61 3 9421 2442


Ralph Fallows

Consultant – Melbourne

Ralph comes from the FMCG industry having worked with major brands in various production, marketing and sales roles across the region. Based in Melbourne, Ralph relishes seeing people grow professionally and devotes personal time to not for profit charities with young people.

M. +61 401 711 081

P. +61 3 9421 2442


Steve Shaw

Consultant – Melbourne

Steve is our newest addition to BIG Consulting bringing 21 years of FMCG industry knowledge. He has held Director level roles in both Australia and New Zealand for Mars and has also worked in the UK. Steve is passionate about growth in people, brands and ultimately businesses. His passion is golf and family time with his wife and 3 young boys.

M. +61 423 898 749


Chris Costandi

Consultant – Sydney

Chris is our senior consultant based in Sydney. He comes from leading Pharma and FMCG companies in the Health Care industry with a flair for Sales Excellence. He holds a Bachelor of Science from Wollongong University. His passion is his family, sport and his talented sons who are vying to represent Australia in sailing.

M. +61 408 613 182

P. +61 2 9589 3054


Annie Pearson

Finance Manager

Annie manages the books for BIG Consulting remotely through her own business that specialises in professional services. She has been instrumental in modernising our financial systems in to a remote and automated function that delivers improved outcomes for our clients and BIG.

M. +61 412 440 051


Gemma Wright

Client Services Manager

Gemma provides the BIG experience for our clients in managing all aspects of program materials, logistics, venue liaison and client service. She has supported C-Suite Executives for the last 10 years leveraging her Bachelor of Business qualification. What makes Gemma such a special member of the BIG team is her warm personality and can do attitude.

M. +61 410 187 527

P. +61 3 9421 2442