Jon O'Brien - Email & Phone Number

Managing Director Consulting at Crossword Cybersecurity

Jon O'Brien is based out of London, England, United Kingdom and works at Crossword Cybersecurity as Managing Director Consulting.

Jon O'Brien's Contact Information

Latest update

October 11, 2025

Location

London, England, United Kingdom

Jon's current employer

Crossword Cybersecurity

Description

Crossword Cybersecurity plc focuses on commercialisation of university research-based cyber security and risk management software and cyb...

Website

crosswordcybersecurity.com

HQ Location

London, Surrey, United Kingdom

Number of employees

51-200

Industry

IT Services And IT Consulting

Latest update

April 30, 2024

Read about Crossword Cybersecurity

Frequent questions about Jon O'Brien

What company is Jon O'Brien working for?

Jon O'Brien works for Crossword Cybersecurity.

What is Jon O'Brien's function at Crossword Cybersecurity?

Jon O'Brien is Managing Director Consulting at Crossword Cybersecurity.

Where is Jon O'Brien based?

Jon O'Brien is based out of London, England, United Kingdom.

Who are Jon O'Brien's co-workers?

Jon O'Brien's colleagues are Oliver Blake, Richard Page, Phil Ashley, Stuart Jubb, Grzegorz Tabor, Katie Shanahan, Ian Murray, Sean Arrowsmith, Russell Morgan, Andy Gueritz, Tara Cemlyn-Jones, Jon Inns, Saira Hussain, Callum Ruddock, Kinga Krok, Maciej Rabiej, Jake Holloway, Katarzyna Jones, Jack Laffan, Laura Greenwood, Mary Dowd, Jan Broniowski, Alan Lim, Ioram Sette, Nikolaos Tzoumerkas, Saira Shamim, Kim Huynh, Funmi Adepoju, Kora Abraham, Francisco Carvalho, Charles Wagner, Karen Bell, Tracey Knaggs, Gavin Solomon, Payal Nongbet.

Jon's co-workers

Oliver Blake

Non Executive Director, Crossword Cybersecurity LLC, Oman

Richard Page

Sales Director

Phil Ashley

Director Managed Services

Stuart Jubb

Group Managing Director

Grzegorz Tabor

Director of Software Engineering

Katie Shanahan

Associate Director, Information Security

Ian Murray

Operations Director - Managed Services

Non Executive Director

Tara Cemlyn-Jones

Non Executive Director

Jon Inns

Chief Product Officer

Saira Hussain

Business Development Executive

Callum Ruddock

Sales Development Representative

Kinga Krok

Office Manager - Operations & HR

Maciej Rabiej

UX UI Designer

Jake Holloway

Chief Product Officer

Katarzyna Jones

Customer Support Consultant

Jack Laffan

Business Development Manager

Laura Greenwood

Managing Consultant - Third Party Assurance

Mary Dowd

Chief Financial Officer

Jan Broniowski

Senior Software Architect

Senior Project Manager

Finance and HR Assistant

Charles Wagner

Regional Operations Manager (APAC)

Penetration Tester / Consultant

Payal Nongbet

HR Manager

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