[2] Semenikhin is the founder of the Yacht Harbour media holding and author of 5 science-fiction novels.

Semenikhin switched publishers in 2014 and released The Ghost and the Storyteller with US-based, LOF.

[5] Semenikhin founded Yacht Harbour[6] in December 2014 in Monaco and launched the company's web-platform in January 2015[7] which Investopedia named one of the 4 best platforms to find superyachts.

[8] In November 2015, he participated in the launch of his company's natural language processing interface, Brook.

[9] Together with Gualtiero Giori,[10] he co-founded FLOAT, a French startup allowing its users to rent yachts by the seat, in June 2017.