James Costello

Doer
DISC Type : sd

Chief Information Security Officer at Sizewell C

United Kingdom

Overview

James has no verified overview

Personality Overview

Risk-Accepting

Results Focused

Fast-paced

Reading between the lines and seeing beyond your words comes naturally to them.  They exhibit a rare combination of being result-oriented but patient at the same time. They are very professional in their approach and can weigh multiple perspectives together.

Topics They Care About

James has no verified topics they care about

Media Appearances

James has no verified media appearances

Work History

9-2025
Chief Information Security Officer at Sizewell C
4-2024 - 10-2025
Business Information Security Officer (BISO), acting CISO at Sizewell C
12-2022 - 3-2024
Cyber Security Manager at Sizewell C
6-2020 - 12-2022
Security Architect - SZC at EDF (UK)
10-2019 - 5-2020
Security Architect at EDF (UK)

Education

1998 - 2002
BA(hons) from University of the West of England

More Information

Social Presence :

Prographics :

Exp : 26 Location : United Kingdom Job Level : Leadership Designation : Chief Information Security Officer at Sizewell C
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Insights For Selling To James

During A Call Or A Meeting

DO's

  • During followups, use phone or text if needed, they should be fine
  • Come across as a trustworthy professional and be respectful, they usually know their game
  • Focus on the results that your product produces, expect some strategic questions in return

DONT's

  • Avoid putting conscious effort into relationship-building
  • Don't shy away from asking hard questions, but be extra polite
  • Don't focus too much on mutual contacts or bother about other stakeholders, focus on them

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with James is

  • Strong proof of impact and their conviction will matter the most, but they wouldn't want to act unilaterally either
  • Will you ever get a clear answer from James

  • They will say no if they are not convinced but you will have to prompt them.

Insights For Deal Planning

    How fast (or slow) will James move?

  • They will want to understand things well but can move fast once they have a clear picture.
  • Can James take some risk or not?

  • They have good risk tolerance but are likely to think it through once or twice.

You And James

Personality Compatibility


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