Procore - Procore is the world's most widely used construction project management software. Easy to use, mobile platform with unlimited user licenses.
iOffice System - Legal Document Management
Spectrum - Browser-based app to visualize the frequencies of an audio file.
Waver - Description: Google Wave is a great way to communicate and collaborate. Waver lets you:
Corecon - Corecon offers integrated estimating, project management, and job costing for small to medium-sized construction companies.
BSI Knowledge Manager - Central document management & knowledge base