BambooHR - Personalized HR software for SMBs
Nifty - Manage projects, work, and communications in one place.
Built for Teams - Built for Teams is a well-designed, easy-to-use, cloud-based HR product.
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.
CharlieHR - Charlie automates many of the administrative headaches you'll experience when scaling a company, so you can spend less time doing admin and more time doing the things you love.
Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.