Gillian Crossan in

Gillian Crossan

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Global Technology, Media and Telecommunications Leader and Lead Client Service Partner at Deloitte
📍 Seattle, Washington, United States

Gillian is the Global Industry Leader for Technology, Media, and Telecom at Deloitte, where she has worked for over 30 years in both the UK and US. She specializes in industry convergence driven by technology and serves as the Lead Client Service Partner for one of the firms largest global tech clients.

Passionate about mentorship, Gillian actively supports female executives for corporate board service and leads inclusion programs at Deloitte. She was the first in her family to attend university and values creating opportunities for others to succeed regardless of their background. She holds a BA (Hons) from the University of Strathclyde.

She was recognized by the Puget Sound Business Journal as a 2024 Woman of Influence.

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Experience
33 Years
Current Role
Global Technology, Media and Telecommunications Leader and Lead Client Service Partner
Job Level
Senior
Location
Seattle, Washington, United States
Personality Overview

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Decision Approach
Work Preference

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Priorities

Topics Gillian cares about

Women in Leadership
Actively mentors young women leaders, leads inclusion programs like "Onboarding Women" at Deloitte, and works to prepare female client executives for corporate board service.
Agentic AI
Is scheduled to give a talk at Mobile World Congress 2026 on the human element of agentic AI and building a workforce that integrates humans and agents.
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Career

Work history

5-2025
Global Technology, Media and Telecommunications Leader and Lead Client Service Partner
Deloitte
6-2021 - 5-2025
Lead Client Service Partner and Global Technology Sector Leader
Deloitte
7-2016 - 6-2021
Lead Client Service Partner and Global People and Purpose Leader for Tech, Media and Telco Industry
Deloitte
8-2012 - 7-2016
Client Relationship Executive Director
Deloitte
2-2008 - 8-2012
Strategic Relationship Senior Manager
Deloitte
In the press

Media appearances

Faces of TMT – Meet Gillian Crossan. Featured in Deloitte
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Gillian Crossan | Global Technology, Media & Telecommunications Industry Leader. Featured in Deloitte
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Education
1988 - 1992
BA (Hons)
University of Strathclyde
Social presence
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Behavioral profile

DISC profile (public)

DISC behavioral profile

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