Closely collaborating teams with experience in integrated conception and implementation
About Us
At eStrategy Consulting, a small team of consultants works with a network of external experts to ensure the success of clients and project partners.
All internal and external staff have extensive experience in digitization and new business models.

Cliff is a founding partner of eStrategy Consulting. As such, he is the primary point of contact for his clients and is responsible for the long-term direction of eStrategy Consulting.He has been advising companies on developing and realizing their digital business potential for nearly 20 years.
Cliff Pfefferkorn
Partner & Managing Director

Thomas is the founder and Managing Partner of eStrategy Consulting. He holds a degree in economics and has been an expert in digital business models for over 20 years. He guides his clients in strategic and operational aspects of their digital transformation and in the development of digital business models.
Thomas Natkowski
Partner & Managing Director

Caroline advises and coaches companies on management and leadership issues related to digital transformation and sustainability. She particularly focuses on banks, insurance companies, and financial services, as well as topics such as sales, user-centered design, change and conflict management. She is a trained business lawyer, banker, and business mediator. Prior to eStrategy Consulting, Caroline worked for several years as a financial specialist for various credit institutions.
Caroline Pfefferkorn
Partner

Carl has over 20 years of experience in the business of leading large implementation and change programs – both in external and internal roles. He is used to navigating his clients through rough waters and regulatory, architectural & budgetary challenges. He provides guidance and rallies the team behind common goals. His main focus is the financial industry and the public sector.
Carl Butler
Partner (external)

Sanja is responsible for our recruiting management and, as assistant to the management, the central contact person for the team, tax advisors, banks and authorities. Sanja has already gained experience in project management, office and customer consulting and is also a trained consultant for Ayurveda medicine.
Sanja Kremenović
Recruiter & Assistant

Ronald has been supporting our projects in the field of digital business and business developtment for several years. He completed his Bachelor's and Master's degrees in Berlin, most recently at the Hochschule für Wirtschaft und Recht. Due to his early involvement in his family's buisness, he is well acquainted with entrepreneurial thinking and pragmatism.
Ronald Friese
Manager

Ole is a manager in the field of digital business development and e-commerce innovation. After earning his M.Sc. in Business Administration with a focus on marketing and e-commerce, he gained extensive experience in the strategic planning and implementation of digital business models for multinational corporations, SMEs, and startups. His areas of expertise include omnichannel and EU market entry strategies, marketplace and platform strategies, and the management of complex business development initiatives. In addition, he has extensive expertise in the development and implementation of AI-powered solutions.
Ole von Bachmann
Manager

Julia works as a senior consultant in the field of digital business and digital business development. She completed her Bachelor's and Master's degree in Berlin and was able to gain further experiences during her semester abroad in Philadelphia. Julia brings a wide range of project experience from the e-commerce and logistics sector.
Julia Haase Marinowski
Senior Consultant

Lukas completed his bachelor’s degree in business management with a focus in marketing in Stellenbosch, South Africa. He gained his first valuable professional experience at a medium-sized cosmetic distributor in Berlin, where he played a key role in developing market research and lead generation strategies. With expertise in CRM-based performance measurement, sales reporting, and the optimization of sales processes, he excels at efficiently implementing digital business processes and marketing strategies.
Lukas van Niekerk
Intern

Lewin studies Business Psychology at Darmstadt University of Applied Sciences and Industrial Engineering at the Technical University of Darmstadt, combining analytical thinking with a strong understanding of business and human decision-making. He gained initial experience in a student consultancy, contributing to strategy and compliance projects for mid-sized companies while taking responsibility for communication and team coordination. In addition, he worked independently in marketing and digitalization, supporting companies in strengthening their external presence through website development and visual content creation.
Lewin Schaeffer
Intern

Michael is a consultant and project manager for the development and piloting of product, service and e-commerce innovations.
For more than 10 years, he has supported clients as an independent consultant on digitalization issues, e.g. Deutsche Telekom, Nokia, WDR, Plazes or Gaastra.Michael Klein
Senior Consultant (external)

Silvan is an Executive Advisor with eStrategy Consulting. His special focus lies in the development of multi-channel sales strategies (incl. channel development) and the development of data-driven business models. He has led key account sales and channel partner models for eBay, Comscore and Cisco.
Silvan Rath
Advisor (external)

Christoph is an expert in innovation, management consulting and new business building. His focus is on strategy development and implementation, product innovation, as well process and organizational development. He has 20 years of professional experience as project and department head for a global pharmaceutical company and excellent knowledge of the medical technology and diagnostics industry.
Dr. Christoph Eisenhardt
Advisor (external)

Jörg is an expert in the introduction and piloting of disruptive technologies (IoT, AI, ML, Big Data) and their integration into existing IT architectures. Jörg has proven experience in the technical implementation of SaaS and subscription models. Jörg has almost 20 years of experience as CTO of startups, as technical project manager, as software developer or as implementation-oriented consultant for corporations and medium-sized companies.
Jörg Sädtler
Advisor (external)

Andreas is a Senior Consultant for Applied Digital Transformation. His core expertise is the integrated design, planning, prototyping and launching of data-driven solutions, covering data-warehousing, data-integration, cloud computing, APIs, Machine Learning and Artificial Intelligence. With 20 years of experience, Andreas has C-level experience as a CEO and CTO of a consulting firm and served several years as a team-lead for a mulitnational SaaS provider.
Andreas Hoffmann
Advisor (extern)

Helge has over 30 years of experience in software architecture and development, as well as project management in retail and e-commerce. He’s spent half of his career working in management positions for large e-commerce players and the rest of the time as a consultant for companies like Otto, Hugo Boss, and Karstadt. Helge lives near Munich and supports eStrategy Consulting with his extensive IT competence and experience as an expert and external advisor.
Helge Melzig
Advisor (external)

Martin has been working as a coach and consultant for more than 15 years. His focus is on accompanying and supporting people and organizations in change and development processes. Before becoming a freelance consultant, Martin worked as a senior executive for a large German logistics group and as a consultant and project manager for the Boston Consulting Group.
Dr. Martin Wildner
Advisor (external)
Learn more about eStrategy Consulting
We are proud of our satisfied customers, our extensive project portfolio and our rehearsed team.



