Tarus Balog
Tarus Balog has been a maintainer of the OpenNMS project since 2002. He is currently the CEO of The OpenNMS Group, Inc., the commercial company behind the project.
Uwe Bergmann
Uwe Bergmann studied applied informatics at Hochschule Fulda University of Applied Sciences with focus on telecommunications. Since 2003 he is CEO at NETHINKS GmbH.
Ronny Trommer
Ronny Trommer is working over 8 years in IT services and uses OpenNMS since 2004. He is a contract lecturer at University of Applied Sciences in Fulda for computer communication and distributed systems. He wrote a German OpenNMS book with his two friends Alexander Finger and Klaus Thielking-Riechert and is a member of the OGP since 2010.
Alexander Finger
Alexander Finger is member of the OGP, the Order of the green Polo, IT professional and PMI certified project management professional. He is responsible for much of the design and testing of many of the carrier grade features of OpenNMS. Last but not least Alexander Finger worked with Ronny Trommer and Klaus Thielking-Riechert on the German-language book OpenNMS: Netzwerkmanagement mit freier Software.
Jeffrey Gehlbach
Jeffrey has a diverse background in IP network engineering, UNIX and Linux systems administration, systems and network management, and free software. He's lucky enough to work as Principal Consultant for The OpenNMS Group, and has been a member of the Order of the Green Polo since 2006.
Markus Neumann
Markus Neumann is one of the OpenNMS committer since DevJam 2011. He is currently developing for the OpenNMS Group Inc. For the Google Summer of Code he is one of the OpenNMS mentors and is working on an active science transfer.

Michael Batz
Michael Batz is working at NETHINKS GmbH as OpenNMS Consultant. He studied applied informatics at Hochschule Fulda University of Applied Sciences with focus on telecommunications.