detroitenglish
David Willenberg
Founder and (circus-) director of Detroit Technical English. Expatriate construction engineer. Writing the software that powers my business.
Hamburg, Germany
Browse others (15)
![]() |
nikhilhasija Nikhil Hasija |
![]() |
lku Ladislav Kubeš |
![]() |
qtip Matt Wagenknecht |
![]() |
debjit Debjit Biswas |
![]() |
jag66 Jeff Gregg |
![]() |
e4marhema rhema ifeoma |
![]() |
mikec Mike Chlipala |
![]() |
yvette59 Daisy Brown |
![]() |
sedit2012 Luka Erceg |
![]() |
conawaymaxfield Conaway Maxfield |
![]() |
elarcoiris Prue |