Christoph Baumgartner

Christoph Baumgartner has been involved in IT since 1983. Since 1996, he has been working as a consultant focusing on IT security and IT strategy and has many years' experience as a project manager and consultant in a wide range of sectors. Before setting up OneConsult GmbH in 2003, Christoph held a number of management positions at various respected system and security integrators. He specializes in technical and conceptual security audits, security guidelines and concepts, BCM and DR coaching and strategic consultancy. Christoph Baumgartner is a member of the ISECOM Core Team and a certified OSSTMM Professional Security Tester (OPST).

Holger Gerlach

Managing Director, Co-Partner OneConsult Deutschland GmbH

Holger Gerlach has been working in IT security since 1996 and has extensive experience as a project manager and consultant specializing in IT security management. He works for a number of international companies and financial institutions as a data protection officer, IT security officer and auditor.

Jan Alsenz

Even before his computer science studies at ETH Zurich, Jan Alsenz was engaged in IT and information and IT security. He gained first experiences with professional security services with one of the leading Swiss providers of network security during a study accompanying internship. Following his graduation he joined OneConsult in October 2009. Jan Alsenz is active in the technical and conceptual security consulting with special focus on sophisticated penetration tests, application security audits and reverse engineering.

Balz Walther

Balz Walther started his career as a mechanic and came to the IT sector as a professional audio and sound engineer in the year 1997, when he was responsible for big networks in international companies. He could deepen his experience in system administration, network security and software distribution. Balz Walther worked in recent years as (sub) project manager for large enterprises and knows the problems of major IT projects. He adopted his security know-how in client projects and consequent training in the fields of network and host security. Balz Walther has a sound knowledge in project management ICT, Microsoft Windows, firewalls, networks, as well as application integration and software distribution. He is a certified OSSTMM Professional Security Tester (OPST).

Tobias Ellenberger

Tobias Ellenberger finished his vocational education in a large company in the automotive sector. During his vocational training IT was his main focus and up to 2007 he worked as a System Engineer and got further education in Microsoft Software (MCP, MCITP and MCTS) and networks. After that Tobias Ellenberger was employed as a project manager and consultant in a large international organization where he was responsible for the engineering and further development of new and existing IT infrastructure solutions with a focus on unified messaging, virtualization and security. Since April 2010 he has been working for OneConsult in technical security consulting.

Tobias Gamper

Tobias Gamper graduated his apprenticeship as multimedia electrician and worked severel years in this field before he entered in IT in 2006. During his studies as information scientist he first attended the Scuola Universitaria Professionale della Svizzera Italiana (SUPSI) and then the Berner Fachhochschule (BFH) in Biel with focus on IT Security. Tobias Gamper did his practical internship in penetration testing at OneConsult in 2009. He is a security tester since September 2009 with focus on network security and (web) application security testing. In this function Tobias Gamper conducted several audits yet. He is a certified OSSTMM Professional Security Tester (OPST).

Andrea Gmür

Andrea Gmür passed her commercial apprenticeship at a local government. In 2000 she came to the advertising industry where she gained comprehensive marketing experience at a well-known media agency. Thereupon Andrea Gmür deepend her knowledge in public relations. Her later jobs in the gastronomy and the automotive industry allowed her to extend her service-oriented skills and her know-how in the administrative, organisational and accounting area. She joined OneConsult in 2007 and learned on her office management job a lot about OneConsult's product and services portfolio. Since 2009 Andrea Gmür is a member of the sales team.

Jochen Haemmerle

Jochen Haemmerle works in IT and IT security since 1997. From that time on he has worked in several IT projects with focus on software development, distributed systems, communication security and secure access. Jochen Haemmerle has worked for the research departement of one of Europe's largest research facilities of engineering and the IT security research department of one of the biggest automotive manufacturers. His focuses are in the fields of security testing, network security, software development and computer forensics. He is an expert for distributed systems, network technologies, Linux/Unix systems and IT security and he is a certified OSSTMM Professional Security Tester (OPST).

Valentina Haug

Valentina Haug completed her apprenticeship to an industrial clerk and passed several advanced trainings in IT coordination and marketing. She will pass another advanced training and exam to the certified accounting specialist shortly. Valentina Haug has a long professional experience in office management and has a service-oriented attitude.

Manuel Krucker

Manuel Krucker studied Computer Science at ETH Zurich, which he finished in summer 2008 with a focus on information security. During his studies he acquired valuable practical experience in network and application security in various industry placements. Up to March 2010 he worked for a large Swiss insurance company as a project coordinator IT Operations and as a single point of contact (SPOC) for ITIL processes. Manuel Krucker also worked on various IT security related projects based on his background and experience. Since April 2010 he has been working for OneConsult in technical and conceptual security consulting.

Peter Oberholzer

Peter Oberholzers affinity for information technology has been running since 1984 like a red thread through his professional career. You can find in his CV experiences like configuring of hardware, IT training for PC users up to system administrator tasks. This basic know-how as well as his extensive network of contacts and understanding of the growing importance of IT security led him in September 2006 to the post of Key Account Manager at OneConsult GmbH.

Jakob Pietzka

Jakob Pietzka is an IT-professional since 1999. He has worked for an international IT group and in the research department of one of the biggest automotive manufacturers for 2.5 years, already then using the OSSTMM. Jakob Pietzka's strengths are automated software testing, security testing and secure software engineering. He is an expert in network technologies, Linux systems and IT security and is teaching network security in the degree program 'Computer Networking' at the Furtwangen University (HFU). Jakob Pietzka is a certified OSSTMM Professional Security Tester (OPST).

Michael Schäfer

Michael Schäfer is an IT-professional since 1998. Since then he has conducted various projects in the area of communication systems and IT-security. He also worked for the IT security research department of one of the biggest automotive manufacturers for 2 years. Michael Schäfer's specialist fields are security testing, network security, security engineering and penetration testing. He is an expert for IP-based communication systems, Linux systems and IT security and is teaching network security in the degree program 'Computer Networking' at the Furtwangen University (HFU). Michael Schäfer is a certified data protection officer and a certified OSSTMM Professional Security Tester (OPST).

Dr. Cathrin Senn

Cathrin Senn studied English and Spanish Literature und Linguistics and worked in PR/Communications before moving to IT and information management. In her role as an Information and Knowledge Management Consultant for a global reinsurance company she looked after information projects acting as an intermediary between IT and the business. After that she worked in advisory consulting for an American media corporation managing and realizing projects for clients in Europe. Cathrin specializes in conceptual IT consulting, information organization and information retrieval. She works as a freelancer for OneConsult next to studying computational linguistics and managing her company sennmantics GmbH.

Simon Wepfer

Simon Wepfer has been working in IT security since 1993 and joined OneConsult in 2004. He was CTO/COO of OneConsult between May 2005 and March 2009. Before joining OneConsult, Simon Wepfer worked amongst others as a systems engineer and course manager for known security integrators. He is a proven specialist in application security audits, penetration testing, reverse engineering, software development, and Internet technologies. Simon Wepfer is a certified OSSTMM Professional Security Tester (OPST).

Christoph Wolfert

Christoph Wolfert works in IT since 2000. After his IT-System Electrician apprenticeship he worked as a service engineer for one of the biggest telecommunication companies in Germany. During his computer science studies he worked for the IT network department of one of the biggest automotive suppliers. There he was responsible for the administration of the international corporate network infrastructure. His focuses are in the fields of network security, web application security testing and software development. Christoph Wolfert is an expert in network technologies, network data analysis and network data visualization.

Laura Macchia

Laura Macchia already gained experience in office-communication by her activities in the system-gastronomy and in the real estate business.
Since the beginning of 2010 she is supporting the team of OneConsult Germany in the field of office-management within the framework of a dual-system-training.

Michael Arzbach

IT-Systemelektroniker

Michael Arzbach has been working in IT since 1997. After his vocational training to a IT-Systemelektroniker at a large German telecommunications group he gained practical experience in planning and execution of computer networks and server infrastructures. Currently Michael Arzbach is studying Computer Networking at the Hochschule Furtwangen (HFU) and is writing his bachelor thesis with the topic security patch management.

Stefan Friedrich

Stefan Friedrich has been working in IT security since 1998. During his university studies in Europe he worked for two big natural scientific and technical research institutions. At these locations he learned much about the multidisciplinarity of information technology, business and law. After his studies he worked for a hospital group, the IT and research division of a big automotive manufacturer and at last in the IT stategic department of an international insurance group. Stefan Friedrich's specialist fields are process design, process auditing and implementation of processes in the areas of information technology, business and law - the ideal basis for data protection and IT security management.

Andre Jacomet

Somatic Experiencing Practitioner®, expert for crisis communication “The Reputation Rescue Company”

Andre Jacomet disposes of rich experience with innovative ideas and their implementation in small as well as in large, multinational companies. For more than 25 years he is engaged in all facets of IT, especially consulting. Andre Jacomet is a well-experienced teacher and trainer for seminars and trainings, with a focus on technology as well as psychology and personal development. He is a member of “The Reputation Rescue Company's” Emergency Pool for crisis communication. For OneConsult, he works as a freelancer as a Senior Consultant – with excellent expertise in security awareness.