Rawat Family:

Shaurya Rawat
Soham Rawat (brother)
Shailesh Rawat (Father)
Sharmila Rawat (Mother)

Mehra Family:

Sonali Mehra aka Sonali Rawat
Anik Mehra (brother)
Arunya Mehra (sister-in-law)
Amulya Mehra (niece)
Shalini Mehra (Mother)
Shatrughan Mehra (Father)

Ranaut Family:

Anjali Ranaut (Sonali's father's sister)
Akhil Ranaut (Anjali's husband)
Aadhya Ranaut (daughter)
Ahaan Ranaut (son)

Mehta Family:

Neeta Mehta (Sonali's father's sister)
Pramod Mehta (Neeta's husband)
Nishant Mehta (Son)
Neha Mehta (Nishant's wife)
Payal Mehta (daughter)

Other characters with frequent appearances:

Rishabh Raheja

Darshan Sharma

Angad Deewan

and the list goes on...