Mariusz Ustyjańczuk

Activist
DISC Type : Cd

Partner - Defence Sector Leader Poland and Central Europe at Deloitte

Warsaw, Mazowieckie, Poland

Overview

Mariusz Ustyjańczuk is the Defence Sector Leader for Deloitte in Central Europe, with deep expertise in risk advisory and technology. Educated at Harvard Business School and IESE Business School, he is a recognized practice builder and team leader focused on collaboration. Colleagues describe him as an "excellent professional" and a "star" in his field.

He has authored publications on Software Asset Management, focusing on cost savings through proper license control.

Personality Overview

Logical And Quick

Meticulous

Perfectionist

They can be nudged to make faster decisions by offering what they value.  They focus on objectivity in a pitch and pay little attention to bells and whistles. They care equally about the product and its potential impact.

Topics They Care About

Defense & Security
As Deloitte's Defence Sector Leader, he frequently speaks on defense topics and attends major events like the Warsaw Security Forum.
Cyber Resilience
He is an active supporter of national cybersecurity initiatives, such as Poland's #CyberLegion, aimed at strengthening digital defenses.
Baltic Region Investment
Leads discussions on financing key security and infrastructure projects in the Baltic region, such as the "Kapitał dla Bałtyku" panel at BALTEXPO.

Media Appearances

Mariusz Ustyjańczuk | Defense Sector Leader – Deloitte Central Europe. Featured in Deloitte

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The defence industry in Europe – EEC Panel (Speaker: Mariusz Ustyjańczuk, Partner – Defence Sector Leader, Deloitte). Featured in European Economic Chamber (EEC) Poland

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Work History

10-2024
Partner - Defence Sector Leader Poland and Central Europe at Deloitte
6-2023 - 5-2024
Partner - Central Europe Risk Advisory Business Leader, Member of Executive Committee at Deloitte
6-2020 - 5-2023
Partner - Partner in Charge of Risk Advisory in Poland, Member of Management Committee at Deloitte
6-2019
Partner at Deloitte
9-2017 - 5-2019
Director - Risk Advisory at Deloitte

Education

1-2024 - 1-2024
Leading Professional Service Firms from Harvard Business School Executive Education
2018 - 2019
Advanced Management Program from IESE Business School

More Information

Social Presence :

Prographics :

Exp : 17 Location : Warsaw, Mazowieckie, Poland Job Level : Mid-senior Designation : Partner - Defence Sector Leader Poland and Central Europe at Deloitte
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Insights For Selling To Mariusz

During A Call Or A Meeting

DO's

  • Get to the point quickly instead of spending too much time on pleasantries
  • Stress on the business value that your product offers
  • Ask them questions confidently while doing discovery, don’t be apologetic

DONT's

  • Avoid repeating yourself or making generalizations
  • Refrain from asking too many questions
  • Avoid long winding pitches, stay objective

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Mariusz is

  • Confidence in the product plays an important role, followed by powerful testimonials.
  • Will you ever get a clear answer from Mariusz

  • They might hesitate a little, but they will say no if they are not convinced.

Insights For Deal Planning

    How fast (or slow) will Mariusz move?

  • Their decision making speed is somewhere in the middle.
  • Can Mariusz take some risk or not?

  • Once they have analyzed the pros and cons, they can take some risks.

You And Mariusz

Personality Compatibility


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