Contacting an author

hello I have contacted this authors
[# VladimirPerumov] VladimirPerumov's profile on VideoHive)

and we are still waiting an answer however we have any track of the message that was sent to him
we will love to work with him or hire him for VFX logo

does anyone @Videohive a way to contact him is he still an active member of video hive as his last posting was about 2019 so far we saw

thank you for responding back to us
much appreciate