|1993||Initial construction of the Estrel Hotel|
|1994||Welcoming the hotel’s first guests|
|1995||The official opening gala for the Estrel Hotel|
|1996||Opening of the Beer Garden|
|1997||Opening of the Estrel Festival Center and the debut of "Stars in Concert"|
|1998||Initial construction of the Estrel Convention Center|
|1999||Opening of the Estrel Convention Center|
|2000||Ekkehard Streletzki named "Hotelier of the Year"|
|2001||Estrel Berlin sales exceed the 100-million Deutschmark ceiling
Premiere "all you need is love!"
|2002||Premiere "Elvis – The Musical"
|2003||Premiere "Thank you for the music"|
|2004||Premiere "I’m a Soul Man"
|2005||Renovation of 300 rooms and the Orangerie
Ekkehard Streletzki awarded the German Order of Merit
|2006||Premiere "11 – The Football Show"|
|2007||Renovation of the event space
10th anniversary celebration for "Stars in Concert"
The Estrel receives the Conga Award as Germany’s best conference hotel
|2008||Renovation of an additional 355 hotel rooms and the Estrel Hall
The Estrel receives the EVVC Award for Best Congress Center
|2009||Ekkehard Streletzki receives the "Berlin Entrepreneur of the Year" award
Estrel apprentices are designated to run Restaurant & Hotel Schloss Britz
10th anniversary of the Estrel Convention Center
The Estrel is the host hotel for the athletes of the IAAF World Championships in Athletics track & field competition
Premiere "Memories of Motown"
|2010||Renovation of the Beer Garden and riverbank area
Premiere "That’ll be the day"
|2011||Renovation of the hotel rooms and wellness area completed
Premiere "Shakespeare’s Musical Comedy"
|2012||15th anniversary celebration for "Stars in Concert"|
|2013||Premiere "DIVAS – The Show"|
20th anniversary celebration for the Estrel Hotel
The Estrel receives the Location Award for Best Hotel Event Location
Start of construction of additional event space (Conventiopn Hall II)
Ekkehard Streletzki receives the "Professional of the Year" award
The Estrel receives the Location Award for Best Event Location for Major EventsOpening of additional event space (Conventiopn Hall II)
|2016||European Premiere "MICHAEL - A Tribute to the King of Pop"|
Premiere "Simply the Best - The Tina Turner Story"
Estrel ranked at #1 for bestselling hotel in Germany
Renovation of the hotel lobby and the hotel restaurants completed