Good Day Andy
I personally have not built any project management system using k2 but I know it could make it a painless process, using K2 to build the project management system will provide your organization with reach functionality in a fast, user-friendly and collaborative way. Additionally your application can be easily configured to be fully responsive and secure on any mobile device.
Please follow this link to find more reasons why you should use K2 for your project management application:https://www.k2.com/cp/application-development
Thank You
Thabang
Hi K2 Developer
I understand your concern regarding k2 project management live systems that already developed however however you didn't specify the exact management you want to develop, speaking attributes and goals you want to achieve with it but i can surely tell you it's possible and developed in many occasions, please follow up with this link from one of the case studies https://www.k2.com/cp/hr-process-management,
remember, K2 can help you deliver the right information to the right people, at the right time. Download your free copy of HR Process Efficiency for Dummies to learn more.
Thank you, Please mark this as a kudo or accepted solution if you find information provided helpful.
K2 will not accept any liability for any issues arising from actions taken in respect of the information provided by any forum member.
In additional relevant provided information regarding well known top case studies there's a link
https://www.k2.com/resources/case-studiesWidson.