After earning a master’s degree in International Relations and a bachelor’s degree in Political Science, John Pfeiffer (born in 1970) began his career in 1994 at AIRINC, a global service provider for talent and global workforce management, rising to the position of Managing Director Europe. In July 2007, he moved into HR and compensation management at the international raw materials company Wood Group Mustang, for which he worked on several continents. With his 2014 move to the E.ON Group as Head of Processes and Products, Center of Competence Reward, he remained within the raw materials and energy sector. After the split of the energy company, he joined UNIPER as Head of Reward, with company-wide responsibility for compensation. In 2017, he switched to consulting as an Associate Client Partner at Korn Ferry.

David Voggeser joined hkp/// group beginning of 2011. There he advises companies on the design and implementation of compensation systems and on job evaluation. Another focus lies in the areas of employee participation, external compensation comparisons as well as company car guidelines.

His consulting mandates range from specialized support of start-ups to global, long-term projects, e.g. in the context of IPO implementations.

David Voggeser is a sought-after speaker at professional events and lead author of numerous studies, including the Global Equity Insight Survey, the world's most comprehensive study on equity-based compensation and employee participation. He is also responsible for the hkp/// group Top Management Survey. 

Sasa Basta is an internationally experienced HR manager with extensive expertise, especially in the areas of HR strategy, digitalization and strategic compensation management. He looks back on around 20 years of industry experience.

Before joining hkp/// group in 2023, he was Chief People & IT Officer responsible for all strategic and operational HR and IT issues at a global chemical producer, headquartered in Germany. In direct reporting line, he advised the company’s executive board in key transformation processes. In particular, he drove forward the standardization, harmonization and digitalization of HR management processes.

After studying computer science, Sasa Basta initially held various specialist and management positions in HR IT, Compensation & Benefits and HR Shared Services in the MedTech- and Service-industry, where he also gained extensive expertise in design and execution of global HR management projects.