WebShopApps - WebShopApps offers Magento extension development services.
Freshservice - Freshservice: the one-stop cloud solution for all your IT management needs.
Multiorders - Shipping and Inventory Management Software is easy way to save time.
Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community
ShipStation - Seamless eCommerce shipping fulfillment software. Wherever you sell, however you ship, ShipStation can help. Auto order import, batch label print, & more!
Zendesk - Zendesk is a beautiful, lightweight help-desk solution.