Meet the Team

Welcome to datadefend.
Practitioners, thinkers, and builders in information security.
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[About Us]

Who We Are

Behind datadefend is a team of experienced security experts who don’t just deliver security, they live it. Our role: partner for strategy, architecture, and operational execution with a focus on real impact over empty promises.
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[Our Culture]

We deliver outcomes

We combine technical depth with perspective. As strategists and doers, we ship solutions that work.
[Our Mission]

What drives us

We protect what creates value. From single processes to the entire value chain to your brand. As your partner, we make digital risk manageable, strengthen trust, and secure sustainable value creation. Our standard: measurable results.
We speak clearly
No matter how complex the topic, we communicate in plain, direct language. Security needs trust, not jargon.
We respect eachother
Professionalism and respect shape every interaction, inside the team and with clients. We work together, share wins, and learn as a team.
We keep it simple
Efficiency starts with clarity. We start simple and improve with intent.
We are drivers, not passengers
Everyone at datadefend takes ownership. We shape outcomes instead of just following, with a focus on value and efficiency.
We build things
Outcomes matter. We build, solve real problems, and do not get stuck in concepts.
We trust and adapt
We approach misunderstandings with trust and flexibility. We stay open and respond constructively.
We value time
Straight to the point, not wordy. Short meetings and precise communication. Time is valuable.
We promote self-service
Strong documentation is part of our DNA. We make knowledge accessible and processes transparent for clients and internal teams.
We see security as enabler
Security is not a blocker but a growth driver. It creates room for innovation, trust, and long-term resilience.
[Founder's Vision]

A Word from our Founder

datadefend GmbH was founded by Mateo Sosa, an industry veteran and hands-on practitioner with many years in information and cybersecurity. His vision shapes our commitment to be a strategic partner to our clients.
“Resilience is more than technology. It is responsibility. With datadefend I built a company that reduces complexity, takes ownership, and helps organizations grow with confidence and security.”

Mateo Sosa

Founder & Managing Director, datadefend GmbH
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