Dr. Markus Franke

Managing Director


Markus is the founder of Valculus and a very experienced strategy consultant with international track record. For more than 21 years, he has served leading clients in service industries, with a focus on aviation and transportation – for the first 15 years with major consulting firms, since 2010 under his own brand (www.franke-aviation.com). His focus lies on commercial functions such as pricing, CRM, distribution, network planning, revenue management, or marketing.

With Valculus, he now develops innovative solutions for the profiling of customers and the personalization of products - tailored analytical methods enabling digital business models, efficient interaction with customers, and increased revenues.

Markus holds Diploma in Aerospace Engineering (with distinction) and Economics from the Technical University of Aachen (RWTH), plus a Ph.D. degree in Mechanical Engineering (summa cum laude). He holds lectures on Strategic Network Management for Master students as a visiting lecturer at the private university in Bad Honnef (IUBH).
Markus holds Diploma in Aerospace Engineering (with distinction) and Economics from the Technical University of Aachen (RWTH), plus a Ph.D. degree in Mechanical Engineering (summa cum laude).

Mike Plutecki

Manager Data Science


Mike ist a seasoned data scientist with profound knowledge in a multitude of advanced analytical methods. After an internship with Google, he has worked for the last six years with Citigroup, PwC, and now Valculus.

He holds two Master degrees in International Management and Computer Sciences from Vienna and Warsaw University. He is proficient in various programing languages such as Java, C++, Python, or R.

His functional focus lies on Machine learning, Data science, and Customer analytics.
He holds two Master degrees in International Management and Computer Sciences from Vienna and Warsaw University.

Dr. Felix Dannegger

Senior Advisor


Felix is an internationally experienced top management consultant focussed on analytics and strategy.

For the past 16 years, mo st of his work has been for airlines, with much of it centred on airline distribution and sales. Felix has also been engaged in the e-commerce, consumer goods, automotive and public sectors. Prior to founding Oystin Partners in 2005, Felix was a Principal at Roland Berger Strategy consultants where he lead the Business Analytics Core Group. He has managed roughly 80 strategy and implementation projects with team sizes of up to 15 consultants and 20 client personnel.

Felix’ unique skill is his ability of zero friction interfacing between analytics, strategy and implementation. His academic training as a statistician and data scientist, coupled with his experience as a top management consultant enable him to effortlessly transfer analytic insights gained into actionable strategy recommendations for all management levels. His hands on approach and diligent work ethos guarantee reliable and on time implementations.
Felix has managed roughly 80 strategy and implementation projects with team sizes of up to 15 consultants and 20 client personnel.