AUSTIN, TX - Presidium, a diversified real estate investment and management firm, has broken ground on Presidium Tech Ridge, a 358-unit, four-story luxury community located in Northeast Austin’s ‘Tech Ridge Corridor’ — a rapidly-developing area with notable tech companies such as Dell, General Motors, Samsung, 3M and more have migrated recently. In an effort to encapsulate the area’s innovative mindset and environmentally friendly nature, residents will be able to.