TEAM

MANAGEMENT & CONTACT PERSONS

Rainer Wollmann

Managing Partner

Rainer Wollmann was Head of Consulting Unit Financial Group and Management Reporting for Siemens IT Solutions and Services and Head of Consulting Unit Corporate Planning and Group Accounting for Atos Germany. In this area of responsibility, he was, among other things, a decision-maker for top management and significantly involved in the development of the consulting units with regard to methodical competence, corporate culture, public impact and personnel orientation. He also has many years of experience as a consultant and project manager in the field of financial consolidation and corporate controlling at renowned management consultancies.

focus of his work
– Concepts in the field of financial consolidation and corporate controlling
– Implementation projects with SAP solutions in the field of internal and external accounting in group structures
– Support for corporations in the context of reorganisations, legal mergers and carve-outs

Rainer Wollmann is also responsible for the Marketing & Sales and Human Resources departments at INSIRE Consulting.

Markus Pannicke

Managing Partner

Markus Pannicke has strengthened the management since 2021 as Managing Partner with the management of the SAP S/4HANA Transformation business area. He worked for many years as a project manager at Deloitte Consulting in many SAP projects and very successfully led large international SAP transformations. In addition, he managed various SAP strategy and analysis projects. Since 1989 he has worked as a SAP Finance & Controlling consultant in various consulting companies.

focus of his work
– Management and expansion of the SAP S/4HANA consulting business area
– Implementation of SAP S/4HANA strategy projects
– Preparation and management of SAP S/4HANA projects
– Management of SAP Cloud Assessments
– Program / project setup and design with methods and tools strategy
– Quality assurance of SAP projects

Christian Bieletzki, StB

Associate Partner

Christian Bieletzki has been supporting INSIRE since November 2021 and heads the Accounting Advisory business area as Associate Partner at INSIRE. He worked at PwC in auditing as well as in process and SAP consulting and at that time he successfully completed tax consulting and SAP certification. He was involved in projects with process optimization of finance and controlling processes for many years and was part of various SAP S/4HANA implementations. The focus of his projects is also on supporting accounting in financial transformation. Since 2014 he has worked as an SAP Finance & Controlling consultant in various consulting companies.

focus of his work
– Process management and process optimization in internal and external accounting
– Accounting according to IFRS, HGB and tax law
– SAP Finance & Controlling
– Development of process transformation and control concepts
– Coordination between the department and IT
– Application of technology in accounting

Legal Secretary

Linh Nhi Tran

working student

Ermarjo Zajsi

Legal Secretary