Guillaume (William) Gaguin in

Guillaume (William) Gaguin

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CEO Business Services & International Expansion at Spearsage
📍 Melbourne, Victoria, Australia

Guillaume Gaguin is the Co-Founder and CEO of Spearsage, where he leverages over 16 years of experience in international business development and executive recruitment. He specializes in helping mining, construction, and manufacturing companies digitally transform their operations. Colleagues describe him as professional, supportive, and collaborative.

He is fluent in English, French, and Spanish, which helps him navigate complex cross-cultural business environments.

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Experience
14 Years
Current Role
CEO Business Services & International Expansion
Job Level
Leadership
Location
Melbourne, Victoria, Australia
Personality Overview

How Guillaume shows up

Communication Style
Decision Approach
Work Preference

Behavioral traits and communication patterns that shape how this person evaluates opportunities, builds trust, and makes decisions in professional settings.

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Priorities

Topics Guillaume cares about

International Expansion
He specializes in helping companies expand across Australia, the Middle East, and Africa, providing market-entry strategy and advisory services.
Technology in Mining
Actively promotes the use of AI, IoT, and ERP solutions to solve challenges in the mining industry, as seen in his recent focus on IMARC.
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Career

Work history

4-2025
CEO Business Services & International Expansion
Spearsage
11-2022 - 4-2025
Managing Director
Aayah Consulting
10-2022 - 11-2024
Senior Investment Manager
Invest Victoria
1-2019 - 10-2022
Head of Operations ANZ
Polyglot Group
6-2014 - 12-2018
General Manager VIC / SA / TAS
Polyglot Group
In the press

Media appearances

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Education
6-2024 - 6-2025
Certificate IV
Parker Brent
2004 - 2007
Master Business Management
IFAG - L'école de management et d’entrepreneuriat
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

Dominance, influence, steadiness, and calculativeness scores with guidance on how this person prefers to communicate and decide.

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