Contact information

Kari Halavaara Chief Commercial Officer

t. +358 50 553 4796

Kari leads sales and business development at elfGROUP. Before joining elfGROUP, he made a long career in sales, project management, customer relationship management and business development in various business domains. Professionally Kari’s mission is to improve knowledge and the level of cybersecurity in all organizations. As an added benefit, Kari is happy to elaborate how better cybersecurity enables further business opportunities, whether in a meeting or between meetings – doesn’t matter! After working hours you can spot Kari at home or playing table tennis.

Antti Matikainen Corporate Sales Manager

t. +358 40 660 7940

Antti is responsible for corporate sales. He becomes inspired from understanding his customers’ business and creating value within each organizations’ unique operational environment. Antti has a wide understanding of sales and consulting of high-tech products and services. He also has vision of the change digitalization has on business logic. Outside office hours Antti enjoys spending time at horse stables, attending a garden or amongst music.

Tuomas Tonteri Founder and CEO

t. +358 40 3563 251

Tuomas is the founder and CEO of elfGROUP. Identifying himself as more of a software, security and IT infra geek than a business leader, elfGROUP is his third self-initiated business endeavor in addition to previous technical positions in data security, insurance and financial corporations. In his daily role Tuomas is working hands-on with the elf team members to in the best possible way help our customers to improve their overall cybersecurity, both in the software and IT infra domains. Free time activities include jogging, snow mobile riding and recently also some martial arts.

Katja Tonteri Chief Operating Officer

t. +358 40 7784 128

In addition to anything corporate administration related, Katja takes care of the order of processes, documentation and quality management systems at elfGROUP. Katja knows how to do it, whatever it is, whatever it takes. Her prior experience consists of many years of experience with various IT tasks from software assurance to change management, working from small IT shops to large ICT giants, as well as the very diverse tasks as a mother. In her spare time, Katja can be seen biking in the summer and skiing in the winter, or rather often simply enjoying the peacefulness of the nearby nature or in the Nordic cottage country.

Support and Enquiries

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E-mail addresses

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elfGROUP Cyber Security Services Ltd
Hiltusentie 23 A 1, 90620 Oulu, Finland