In 1975, Alex started his show-business career, as a piano player in Café Ron, in Haifa, followed by being the nightclub piano-entertainer in Donna Grazia, Tiberias and subsequently at "Kostik Bar" in the Shalom Hotel Ramada, Jerusalem.

Through his musical showmanship, Alex became world renowned, performing in his own club, on Radio and Television as well as at Political and High Society events for the President and Chancellor of Germany and at festivals.

2001 - 2004, Tzar's ball was held in Germany annually, and he was subsequently bestowed by the Russian Royal Association with the honorary life-title: "Baron de Russ", for his contribution to Charity.

Alex Kozulin has actively contributed to projects worldwide, including supporting the development of Pleasure Island in Dubai, the Diaghilev Triumph, one of the world's largest sports and cultural entertainment centres.

After the war, when Sofia Kizhner returned home from the concentration camp, her assets were expropriated and she was allocated only a tiny room in the large house that once belonged to her, where she was forced to dwell with all of her family.

Alexander's mother, Bella Semyonovna was forced to leave university where she studied law and worked in a hairdressing salon to make ends meet.

Second Marriage: In 2008 Kozulin married his second wife and business partner Liana Kozulina (Weissmann) and they currently reside in Berlin with their son Giora Alexander [born 2011].

Alex's presence and personality attracted representatives of the business, politics, nobility, culture and science elite and many distinguished and eminent personalities including the Helmut Kohl family, Prince of Monaco, Gilles Hennessy, Ephraim Kishon, Sylvester Stallone, Claude Brasseur, Jean Paul Belmondo, Udo Jürgens, Frank Sinatra, Dean Martin, Michael Jackson, Lino Ventura, The Rolling Stones, Ella Fitzgerald and Stevie Wonder, Benny Goodman, Prince, Joe Cocker, Bill Clinton and many others, happily sang alongside to Alex's piano accompaniment.

In 2004, "Chez Alex Event Concept" was developed out of Chez Alex Entertainment, providing stars and event management services, as well as First Line travel providing luxury travel and life style service facilities to its clients which include the Alfa Group (RU), Renova Group (RU), Access Industries, PrivatBank (UA), Volkswagen, and others.