Nick Cassidy in

Nick Cassidy

Sharpshooter · DISC type CD
Chief Executive at Segmentation Group
📍 Ashton-Under-Lyne, England, United Kingdom

Nick Cassidy is the Chief Executive of Segmentation Group, an independent consultancy that guides organizations through the ISDN/PSTN switch-off. With nearly 40 years of industry experience, he specializes in simplifying complex legacy systems to reduce risk and control costs. Colleagues describe him as calm, professional, and knowledgeable.

Living in the North West, Nick is married with two daughters. His personal interests include the theatre and model railways. He is also a self-confessed "Telecoms Geek" and maintains a personal telecoms museum with items dating back to the 1930s.

His firm, Segmentation Group, sponsored the 2 Strokes Racing motorcycle team for their 2022 season after he heard about their plans on a local BBC radio show.

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Experience
28 Years
Current Role
Chief Executive
Location
Ashton-Under-Lyne, England, United Kingdom
Personality Overview

How Nick shows up

Thorough Evaluator
Rigorous & Demanding
ROI Driven

They prefer to be the ones controlling the conversation or defining the terms. More than the product, they care about the impact of the product. They take a lot of pride in personal achievements.

Priorities

Topics Nick cares about

Telecoms Transformation
He specializes in guiding organizations through the complex ISDN/PSTN switch-off, translating legacy networks into transparent, future-proof solutions.
Legacy System Risk
He frequently warns that the biggest operational risks are unseen dependencies in legacy systems, a concept he often illustrates using a duck analogy.
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Career

Work history

4-2005
Chief Executive
Segmentation Group
8-2005 - 12-2025
Chief Executive
Core Cost Management
1-1997 - 7-2005
Senior Consultant
PCMG
In the press

Media appearances

No media yetWe could not find public media appearances for this person.
Education
2001 - 2004
Voice over IP
Learning Tree International
1987 - 1990
Series of Growth Programmes including Firmstart
Alliance Manchester Business School
Social presence
in
Behavioral profile

DISC profile (public)

C

Calculativeness (C)

Calculativeness (C) reflects the degree to which a person is likely to be cautious, systematic and analytical. Those scoring high tend to emphasise quality and accuracy.

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