Team

As employees, we are committed to working with great joy and satisfaction. As a company, we endeavor to make sure that we are doing everything possible to complete the project in line with Client’s expectations.

Wolfgang Häner

Director

+41 (0)61 556 15 51 (phone)
+41 (0)79 743 94 92 (mobile)

wolfgang.haener(a)4e-eng.ch

Peter Lützelschwab

Project manager / process engineering

+41 (0)62 869 52 44 (phone)
+41 (0)79 281 06 05 (mobile)

peter.luetzelschwab(a)4e-eng.ch

Severin Obertüfer

TPM project manager

+41 (0)61 324 99 24 (phone)
+41 (0)79 324 34 43 (mobile)

severin.obertuefer(a)4e-eng.ch
severin.obertuefer(a)novartis.com

Jürgen Ulrich

Technical staff member

+41 (0)61 556 15 51 (phone)
+41 (0)76 588 44 87 (mobile)

juergen.ulrich(a)4e-eng.ch

Kerstin Endres

commercial clerk

+41 (0)61 556 15 51 (phone)
+41 (0)79 792 35 34 (mobile)

kerstin.endres(a)novartis.com

Stéphane Wolfer

Technical staff member

+41 (0)61 556 15 51 (phone)
+41 (0)61 696 23 08 (phone)
+41 (0)76 702 26 41 (mobile)

stephane.wolfer(a)4e-eng.ch
stephane.wolfer(a)novartis.com

Hermann Müller

Project engineer

+41 (0) 61 556 15 51 (phone)
+41 (0) 76 794 32 23 (mobile)

hermann.mueller(a)4e-eng.ch 

Olivia Benz

Lead HR / administration

+41 (0) 61 556 15 51 (phone)
+41 (0) 76 505 10 53 (mobile)

olivia.benz(a)4e-eng.ch 

Alexandra Flüeli

Project engineer Biotech

+41 (0)61 556 15 51 (phone)
+41 (0)61 687 84 74 (phone)
+41 (0)76 474 92 95 (mobile)

alexandra.flueeli(a)4e-eng.ch
alexandra.flueeli(a)roche.com

René Leschnewski

construction manager

+41 (0)79 711 10 97 (mobile)
rene.leschnewski(a)4e-eng.ch
rene_udo.leschnewski(a)novartis.com

Florim Serifi

CAD manager

+41 (0) 61 556 15 51 (phone)
+41 (0) 76 245 05 78 (mobile)

florim.serifi(a)4e-eng.ch 

Anne-Kathrin Schüller

Project engineer biotech

+41 (0) 61 556 15 51 (phone)
+41 (0) 76 534 52 17 (mobile)

anne-kathrin.schueller(a)4e-eng.ch 

Andrea Schaub-Doess

commercial clerk

+41 (0)61 556 15 51 (phone)
+41 (0)76 525 07 09 (mobile)

andrea.schaub-doess(a)4e-eng.ch