Hamburg on Ruby
- 9flats.com
- adyard
- AHEAD Automotive GmbH
- AKRA
- Apphera
- Avocado Store
- betahaus | Hamburg
- blau Mobilfunk
- brandnooz
- Brandslisten
- Brooklyn Burger Bar
- Buddy & Selly
- CarDelMar
- cerascreen
- COUCHstyle
- ePages
- Eventinc
- Flexvelop
- foodboom
- fortytools
- GPredictive GmbH
- Greenhouse Innovation Lab
- Hanse Ventures
- HAUSGOLD
- ItsMyCargo
- Jimdo
- KGV Eppendorf 04
- Kickdown
- Kino International, Berlin
- Lagardère Sports
- lb-lab
- Lokalportal
- magic labs*
- Mercury Media Technology GmbH
- Metaways Infosystems
- mindmatters
- MissionMe
- M-TRIBES GmbH
- New Work SE
- njiuko
- OMR (ramp106 GmbH)
- Pay with a Tweet
- Penseo
- Philips Research Laboratories
- Phrase.com
- PROTONET
- Publicis Pixelpark
- Qwanji
- Qype
- REBELLE
- Saal II
- SABIO GmbH
- Santa Pauli
- Sapiens Germany (fka sum.cumo)
- SEOlytics
- shipcloud
- SinnerSchrader
- Study.EU
- Stuffle
- talocasa
- The Bird In Hamburg
- ThoughtWorks
- tmp8
- Tolingo
- Toptranslation
- Ubilabs
- vesseltracker.com
- Visable
- Wacku UG
- Wertfaktor
- wer-weiss-was
- Whiskey Tango Foxtrot GmbH
- WunderCar
- x-ion
- xrails
- YogaEasy
- Youth For Understanding