Spencer Tillett in

Spencer Tillett

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Head of Delivery Excellence at Thames Water
📍 Reading, England, United Kingdom

Spencer is a customer-centric digital transformation leader with extensive experience at blue-chip firms like Thames Water, Heathrow, and Virgin Media O2. He specializes in large-scale business change and holds an MBA from Henley Business School. Colleagues describe him as tenacious, goal-oriented, and supportive.

He is a passionate advocate for professional development, volunteering as a Corporate Relationship Manager for the Change Management Institute to champion the practice. He also founded his own consultancy, Black Pug Consulting, indicating an entrepreneurial drive and a potential fondness for the dog breed.

Unique fact: He holds a CTC (Counter Terrorism Check) security clearance.

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Experience
10 Years
Current Role
Head of Delivery Excellence
Job Level
Mid-senior
Location
Reading, England, United Kingdom
Personality Overview

How Spencer 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 Spencer cares about

Digital Transformation
Leads enterprise-scale digital transformation, focusing on improving sales, service operations, and customer engagement at companies like Thames Water and Virgin Media O2.
Change Management
A core focus of his career, he has led change initiatives at Heathrow and volunteers with the Change Management Institute to promote best practices.
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Career

Work history

11-2025
Head of Delivery Excellence
Thames Water
2-2024 - 11-2025
Business Change Manager
Heathrow
10-2023
Corporate Relationship Manager
Change Management Institute
5-2023
Founder, Director
Black Pug Consulting
8-2018 - 4-2023
Digital Transformation Lead - Sales & Service
Virgin Media O2
In the press

Media appearances

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Education
MBA
Henley Business School
European Contemporary Studies (formerly Humberside University)
University of Lincoln
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

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