Altenburg: Landestheater -room and building acoustics, electroacoustical equipment, stage-manager and video systems 1994-1996

Berlin: Bundesrat in the former Prussian Manor House, Chamber and Coat-of-Arms Hall - room acoustics 1999-2001

Berlin: VW Library of the TU / University of Art UdK - room acoustics since 2002

Berlin: University Clinic of the Charité, Internal Medicine – architectural and room acoustics 1994 – 1999

Cottbus: Brandenburg Technical University, New Auditorium Building – room acoustics, audio, video, conference systems 1996 – 1999

Cottbus: Theater, Concert Enclosure – room acoustics 2000/ 2001

Gera: Bühnen der Stadt Gera, Great House and Studio stage - room and architectural acoustics, audio, video and stage-manager systems 2001

Gera: Bühnen der Stadt Gera, Concert Hall - room acoustics 1993

Hannover: Preussag-Arena – room acoustics and electroacoustics 1999 - 2001

Kiel: Ostseehalle – room acoustics and electroacoustics 2000 - 2001

Los Angeles/ USA:20th Century Fox Studio – auralisation 1998

Magdeburg: Town Hall Magdeburg - room acoustics, sound reinforcement, media equipment since 2003

Moscow/ Russia: Bolshoi-Theater, Replacement Building – room acoustics, expert's report on sound equipment, digital networking 1997/1998

München: Leopold Kinos, 3 movie theaters - room acoustics 1999

Oldenburg: Auditory Center, Communication Acoustics Simulator - room acoustics, electr. overall acoustic impression/ reverberation-time extension since 2002

Potsdam: Technical College, Laboratory and Workshop Building – room acoustics 1998

Potsdam: Hans-Otto-Theater, New Building – room acoustics 1997 - 1998

Potsdam: University, Botanical Institute and Disposal Building Golm – room acoustics 1998

Rostock: Volkstheater, Kleine Komödie Warnemünde – room acoustics, electroacoustic equipment 1997-1998

Prag: Congress Hall - electr. reverberation-time extension 2001

Sondershausen: Sondershausen Palace: Pincely Stables, Octagon House - room acoustics 2001 / 2004

Suhl: Congress Centrum - ELA, room acoustics, electr. reverberation-time extension, concert enclosure 1996-1999