"He dominated Maharashtra politics for a long period and many of his observations raised controversies," Banerjee said in her condolence message.
She conveyed her condolences to members of the bereaved family.
Later, Banerjee, in a Facebook post, said, "Though I did not get an opportunity to interact with him [Bal Thackeray] personally, yet I found him a person of exceptional organisational qualities.
"He played a major role in Indian politics for a long time. I express my heartfelt condolences to the members of his bereaved family and followers. May the departed soul rest in peace," she said.