Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
Oracle NetSuite - NetSuite is the leading integrated cloud business software suite, including business accounting, ERP, CRM and ecommerce software.
Roadmap - Collision avoidance for projects and people
FreshBooks - The ideal accounting software for small business owners.
Tables by Google - Tables helps teams easily track & automate tasks
Xero - Xero is online accounting for your small business.