Hi Mukesh,
Thanks for using Syncfusion products.
You can assign the specific object to the GridTreeControl by defining Mapping name and we have prepared a sample with several classes & objects to achieve the same:
Sample:
http://www.syncfusion.com/uploads/redirect.aspx?&team=support&file=CS-779672913.zipCould you also confirm if you are trying to bind the object only or the inner object with the grid?
Please review the sample and let us know if we can be of any further assistance.
Regards,
Manikandan