Led by IT veteran Arjen Lentz with over 30 years of experience, TentaCom prides itself on delivering positive outcomes within your stated constraints. Like its predecessor Open Query, TentaCom provides consulting services around our particular area of database expertise, MySQL and MariaDB. Brisbane based, TentaCom works with you anywhere in Australia, and remotely. TentaCom. Decades of Expertise - at Your Service! You may contact us via info (at) tentacom (dot) au and we'll get right back to you.