David helps lead LevelTen Interactive, a Drupal development and marketing agency in Dallas, Texas. He has been developing applications and managing software development for 20 years. He started building database engines and network operating systems at Novell, moved up through small and large companies, and into executive management at multiple venture-backed startups. Working with Drupal for nearly four years, David helps lead the Dallas Drupal Users Group and has helped organize multiple Dallas DrupalCamps and OpenCamp 2010.