Mark O'Neill
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Mark O'Neill Email & Phone Number

Chief Technology Officer at BlackDice Cyber
Location: Halifax, England, United Kingdom 1 work role
1 work email found @dxc.com LinkedIn matched
✓ Verified Jun 2026 3 data sources Profile completeness 86%

Contact Signals · 1 work email

Work email m****@dxc.com
LinkedIn Profile matched
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Current company
Role
Chief Technology Officer
Location
Halifax, England, United Kingdom
Company size

Who is Mark O'Neill? Overview

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Quick answer

Mark O'Neill is listed as Chief Technology Officer at BlackDice Cyber, a company with 17 employees, based in Halifax, England, United Kingdom. AeroLeads shows a work email signal at dxc.com and a matched LinkedIn profile for Mark O'Neill.

Company email context

Email format at BlackDice Cyber

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*@dxc.com
68% confidence

AeroLeads found 1 current-domain work email signal for Mark O'Neill. Compare company email patterns before reaching out.

Profile bio

About Mark O'Neill

Mark O'Neill is a Chief Technology Officer at BlackDice Cyber. He possess expertise in security, enterprise architecture, it strategy, cloud computing, identity management and 12 more skills. Colleagues describe him as "Mark of one the very best Identity and DIrectory Architects in the world. At General Motors his work was brilliant and he was truly part of the GM team, even though he wore an EDS badge. Mark is one of the few bright technologists who can go toe to toe with the shaprest technical minds, yet present complex issues clearly to the most senior management." and "Mark is the voice of reason in the tower of babble that often times befalls IT organizations. He can always be counted on the share the right perspective on a problem that grounds people with the real issues. He consistently led a diverse team of consultants and clients forward along a vision which he clearly held in his own mind from the outset. He is sorely missed not that he has passed on the bigger things, but the ghost of his thoughts still provides respite to us today."

Listed skills include Security, Enterprise Architecture, It Strategy, Cloud Computing, and 13 others.

Current workplace

Mark O'Neill's current company

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BlackDice Cyber
Blackdice Cyber
Chief Technology Officer
Halifax, GB
Website
Employees
17
AeroLeads page
1 role

Mark O'Neill work experience

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Team & coworkers

Colleagues at BlackDice Cyber

Other employees you can reach at blackdice.io. View company contacts for 17 employees →

FAQ

Frequently asked questions about Mark O'Neill

Quick answers generated from the profile data available on this page.

What company does Mark O'Neill work for?

Mark O'Neill works for BlackDice Cyber.

What is Mark O'Neill's role at BlackDice Cyber?

Mark O'Neill is listed as Chief Technology Officer at BlackDice Cyber.

What is Mark O'Neill's email address?

AeroLeads has found 1 work email signal at @dxc.com for Mark O'Neill at BlackDice Cyber.

Where is Mark O'Neill based?

Mark O'Neill is based in Halifax, England, United Kingdom while working with BlackDice Cyber.

What companies has Mark O'Neill worked for?

Mark O'Neill has worked for Blackdice Cyber.

Who are Mark O'Neill's colleagues at BlackDice Cyber?

Mark O'Neill's colleagues at BlackDice Cyber include Annie Huntley, Ross Leggott, Eduardo Martín N., Isaac Hague, and Ajay Sasan.

How can I contact Mark O'Neill?

You can use AeroLeads to view verified contact signals for Mark O'Neill at BlackDice Cyber, including work email, phone, and LinkedIn data when available.

What skills is Mark O'Neill known for?

Mark O'Neill is listed with skills including Security, Enterprise Architecture, It Strategy, Cloud Computing, Identity Management, It Outsourcing, Architecture, and It Service Management.

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