Christoph Baumgartner

Christoph Baumgartner started working in IT in 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).

Simon Wepfer

Simon Wepfer has been a programmer since 1985 and has been working in IT security since 1993. Before joining OneConsult in 2004, he worked as a systems engineer and course manager for Unix system administrators. Prior to this, he was responsible for the technical product management of firewalls and security scanners at a respected security integrator. Simon Wepfer is a proven specialist in application security audits, penetration testing, firewall technologies, security tools, system hardening, software development, databases and Internet technologies. He is a certified OSSTMM Professional Security Tester (OPST).

Martin Rutishauser

Martin Rutishauser has been working in IT since 1996, and specializing in IT security since 2001. Before joining OneConsult, Martin spent two years as an IT security officer at the Swiss Confederation. He has project and consultancy experience in the field of security, with a particular emphasis on technical and conceptual security audits. His specialist areas are training and coaching, security concepts, security policies as well as technical and strategic consultancy. Martin has extensive specialist knowledge in the areas of Windows, Linux and security tools. He is a certified OSSTMM trainer, OSSTMM Professional Security Tester (OPST) and OSSTMM Professional Security Analyst (OPSA).

Holger Gerlach

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.

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 adminsitration, 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.

Fabien Dombard

Fabien Dombard has been working in IT since 2000. Before joining OneConsult, he worked for several IT service providers. Fabien Dombard has project and consultancy experience in the field of security, with a particular emphasis on technical security audits. His specialist areas are penetration testing, reverse engineering, VoIP technology and security, and the development of security tools and exploits. He has conducted several OSSTMM-compliant security audits and will be OSSTMM-certified shortly.

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.

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.

Peter Oberholzer

Peter Oberholzer first became involved with information technology in 1984. In the 1990s, he worked as an IT trainer for PC users at a service company active throughout Switzerland, before moving into public relations and corporate communications at the same company. After a period working in the energy sector, he set himself up as an independent PR consultant. Peter also worked part-time as a German teacher at a respected language school and acted as its media relations officer, where his contacts within the journalist community were put to full use. His extensive network of contacts and understanding of the growing importance of IT security make him ideally suited to the post of Key Account Manager at OneConsult GmbH.

René Hürlimann

René Huerlimann graduated his apprenticeship in an international investment bank. After an excursion into sales and purchase in the semiconductor industry, Rene Huerlimann entered 1998 into computer science. He was active in various migration projects for large IT suppliers and changed as system Engineer into the global IT of a large reinsurance group in the year 2000. His activity emphasis was design, implementation and operation of a world-wide Active Directory infrastructure, IT Governance/SOX controls, the development of LDAP solutions, Group Policies, Distributed File Systems, audits, "post-merge" integrations of new companies and complex local and global projects. Rene Huerlimann is active in the technical and conceptional Security Consulting and will be OSSTMM-certified shortly.

Matthieu Bonetti

Matthieu Bonetti started his IT career in 2000 and has worked in different fields such as high-availability Linux clusters, communication and data management. He also is an expert in source code auditing (i.e. proprietary IEEE 802.11X stack), penetration testing, security tools and exploit development. Matthieu Bonetti is a certified OSSTMM Professional Security Tester (OPST).

Michael Coppola

Michael Coppola has been working in IT since 2000 and in IT security since 2004. Prior to joining OneConsult, he spent five years as a system engineer in the areas of firewall and proxy server administration at the cantonal government. Michael Coppola has profound knowledge of firewalls, Linux security and security tools. He is working in the conceptional and technical security consulting and will be OSSTMM-certified shortly.

Oliver Gruskovnjak

Oliver Gruskovnjak has been involved in IT since 1999. He previously worked for a major IT provider to the federal administration, where he was responsible for developing and maintaining Linux and Unix systems. He has been working in IT security since 2002. Oliver's specialist areas are host security, penetration testing, network security, system hardening, security tools and IDS/IPS. He leaded several security audit teams as project manager and is a certified OSSTMM Professional Security Tester (OPST).

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.

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. 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 manufactureres 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. Michael Schäfer is a certified data protection officer and a certified OSSTMM Professional Security Tester (OPST).

Jérôme Schmid

Jérôme Schmid has been working in IT since 1995 and he has profound knowledge of project management and a sound knowledge in the fields of project work, reorganization and ressource management. Known software companies, insurance companies and several financial institutes belonged to his clients so far.