About us

We provide Technology Consulting and Managed IT Services and pride ourselves in transforming and supporting our client’s technology environments securely.


We bring our in-depth experience leading technology solutions so you can concentrate on running your business. 

We don’t just sell you a product; our Team goes on the journey of business improvement with you. We help you take back control of your business so you can start seeing process improvements and overall efficiencies

Arantza Castro (Co-founder & CEO)

A computer engineer by vocation, with more than 11 years of experience in the IT sector. 

Arantza manages and directs the company towards its primary goal and objectives. 

Motivation, self-learning and creativity are qualities that define her. Committed, hardworking individual, and enthusiastic about new challenges. 

Marcos Méndez (Co-founder & COO)

Marcos brings more than 10 years of experience within the industry, through a unique combination of  management and consulting roles, helping clients succeed in their business, creating efficiencies by innovating and simplifying business processes.

He leads the company of high-performing professionals to be efficient, productive, and effective.

Christopher Ebejer (Team Leader)

software engineer

An experienced software engineer with over 10 years’ experience with a passion for developing innovative applications. Well-versed in technology and writing code to create systems that are reliable and user-friendly.

A skilled leader, who has the proven ability to motivate, educate, and manage a team of professionals to build software programs and effectively track changes. Confident communicator, strategic thinker, and innovative creator to develop software that is customized to meet a company’s organizational needs, highlight their core competencies, and further their success.

Miguel García (Front-end Web Developer)

Miguel is an experienced Frontend Developer with an impressive track record of developing both large enterprise applications and smaller startup projects. 

He has a strong interest in blockchain technologies and is always looking to stay ahead of the curve when it comes to the latest DeFi projects. 

Álvaro Bernardo (Junior Front-end Web Developer)

Álvaro is presently participating in an Erasmus internship program. He possesses a higher degree in web application development and is eagerly learning to React with enthusiasm to assist his team.

Where are we based?

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Martza-Tech has right people for the right job.