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Thomas Kostrzewa

Change Coach & Mentor


Feb 2016today

Managing Director

Tiba Schweiz GmbH

Developing business for Tiba in Switzerland and coaching change at C-level. Currently I support the country manager of a large pharmaceutical company in his role as transformational leader and sponsor of change.

Feb 2014today

Kostrzewa Executive Coaching

self-employed, Wollerau

Enabling leaders to become effective sponsors of change.

Jun 2007Jan 2014

Senior Business Project Manager & Change Manager

Credit Suisse, Zürich

PB COO Marketing SOLS 32 Online Marketing Projects: eamXchange Engagement Concept within an Organizational Change Initiative – objective was the activation of 1.000 EAMs; goal was achieved with an integrated approach of Marketing, Business, Product and IT. My part was advising Marketing how to create awareness and buy-in from business stakeholders reluctant to embrace the Digital Transformation Strategy championed by IT.
PB COO Instructor Code of Conduct: train Senior Business Managers to embrace a new culture of values-based leadership. Objective was to create a business-relevant curricullum in a workshop format reflecting the latest events with potential reputational risks. My average performance feedback was 4.8 out of 5.

Jan 2006Jun 2007

Project Manager E-Commerce

Truition, London

Platform optimization Comet’s Clearance Business: Objective was to reduce call centre costs; goal was achieved by implementing FAST search engine into the branded auction site and Truition e-commerce store front. I was deputy of the program manager and supporting the strategy team.


Project Manager Online Marketing

Leadgenerators, London

Objective was to reduce lead costs for Thomson Travel Group; goal was achieved by two measures a) extensive keyword research b) dedicated landing pages. My role was supporting the business owner as coach and strategist as his business was moving away from a pure-play PPC service provider towards an online marketing agency with coding capabilities.


Project Manager Online Marketing & Strategic Alliances

Courier Exchange & Haulage Exchange, London

Objective was to evaluate and select a Freight Exchange partner on the continent; goal was achieved with signed agreements in Paris. My role was to support the owner and CEO as project manager.


Market Research Manager

RecomResearch & Harte-Hanks, London 

Profiling Project: Several Promotion initiatives for B2B e.g. qualitative market research for Getty Images. Objective was to understand the needs of publishing houses better; goal was achieved with qualitative market research. My role was operational management.


Project Manager

Auch-Communication, Stuttgart 

Branding Project: Objective was to create a common brand for a planned merger between two family-owned automotive supplier companies; goal was achieved with a communication concept based on the values and legacy of the owners. My role was to support the owner and CEO as project manager.


Marketing & Business Development Manager

Fundel-Bau, Ulm

Property Developer. My role was to support the owner and CEO as project manager.


Co-Founder SME

Manufaktur Kostrewa, Heubach

Direct Marketing Services. My role was sales & marketing.



M-S-B+K, Stuttgart

Direct Marketing Services. My role was copywriting for insurance and banking services.


Marketing & Sales Assistant

Berlin-Kölnische, Stuttgart

Insurance service provider. My role was assisting the CEO and coordinating sales activities.


May 2016

Change Management Practitioner

Prosci Change Management Learning Centre
Nov 2012Apr 2013

Certified Expert in Microfinance

Frankfurt School of Finance & Management

The certification requires successful completion of seven mandatory modules within 6 months.
Module 1 - Microfinance - International Trends and Best Practice
Module 2 - Managing Micro Credits
Module 3 - Managing Micro Saving and Micro Insurance
Module 4 - Risk Management
Module 5 - Marketing and Sales
Module 6 - Financial and Social Performance Management
Module 7 - Management of Human Resources

Dez 2008Dez 2018

Project Management Professional (PMP)

Project Management Institute (PMI)

Thomas Kostrzewa has been formally evaluated for demonstrated experience, knowledge and performance in achieving an organizational objective through defining and overseeing projects and resources by PMI standards.

Sep 2008Jun 2009

Change Management

IMHO, Bern

Holistic Change Management.

Sep 2004Jun 2005

Masters of Science (MSc) in e-business & innovation

University of London, Birkbeck College

E-Business & Innovation.

Sep 2003Jun 2004

Postgraduate Diploma (PGDip) in e-commerce

University of London, Birkbeck College




Enjoys getting people on board to participate in a new venture.


Every hero needs a competent sidekick.


Change is asking the relevant questions.

My offering

Mentoring at C-level, Workshops, Speaker