Alan Duric
 He is the CTO and co-founder of Wire, a new communication service for mobiles and web leveraging WebRTC technologies. In the past, he co-founded Telio Holding ASA (formerly Telio Telecom AS, Oslo stock Exchange: TELIO) in 2004 and served as its Chief Technology Officer. Alan is an early pioneer of VoIP with over a 12 years of active contribution in multi modal communications, through his software development and standardization work (as a co-author and/or contributor to number of IETF, ETSI and ITU standards). As a developer and senior systems architect at Ericsson, he took part in the early deployment and development of the world’s largest VoIP networks such as deltathree. At Global IP Sound (creators of Skype´s audio), Alan was Senior Systems Architect, where he steered standardization efforts and was responsible for iLBC (internet Low Bitrate Codec), an IETF and CableLabs standard codec for VoIP. Alan is also Co-founder of Sonorit/Camino networks and was Director of its Board of Directors from its inception until it was acquired by eBay/Skype. Currently serves as Director of Sipfoundry.org BoD and is an advisor to a number of industry companies and financial institutions in M&A processes.
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Alexandr Dubovikov
 He is employed as Senior Voice Engineer for QSC AG, one of the major German voice and data providers. Alexandr holds a diploma in physics of Odessa State University. He has 20 years of experience in telecommunication techniques and has contributed to many OpenSource projects like FeeeSwitch, SER, Kamailio, SEMS, Asterisk, SIPP, Wireshark. Alexandr is the main developer of Homer SIP Capture project. He is also founder of IRC RusNet Network, one of the biggest national IRC networks in the world.
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Alex Balashov
 He is principal of Evariste Systems, an Atlanta-based consultancy specializing in open-source focused SIP service delivery solutions for wholesale and retail ITSPs and competitive carriers (CLECs). Alex is a member of Kamailio project management board, involved in application development and community engagement.
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Andreas Granig
 He holds a degree in IT/IT-Marketing from University of Applied Sciences in Graz, Austria. He is involved in VoIP development since 2000 and later co-founded Sipwise, a company dedicated to provide highly available and scalable SIP soft-switch appliances based on open-source building blocks like Kamailio and SEMS for medium to large-size ISPs/ITSPs. A well know product released by Sipwise is the SIP:Provider IP telephony platform. Andreas is member of management board of Kamailio project.
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Binan AL Halabi
 She has a master degree in wireless communication from Lund university, Sweden and diploma in computer networks and operating systems from Damascus university, Syria. Binan is interested in IP-based real time communication since 2010, collaborating with Frafos, the company behind SEMS project. She is the author of the articles in the VOIP Magazine blog (voipmagazine.wordpress.com). Currently interested (among others) in the deployment of VOIP services into OpenStack Cloud.
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Carsten Bock
 He is a member of the development and management teams of Kamailio project and founder of “ng-voice GmbH“, a company with focus on providing consulting services about Voice, IMS and Open-Source. Previously, he was working for Telefonica Germany in Verl & Hamburg on the deployment and operation of the new IMS-platform at Telefonica. He was among the leading technologists to develop and provide the first IP telephony solution as a real analog line replacement for Telefonica/O2 in Germany. Carsten has a Bachelor’s Degree in Computer Science from the University of Applied Sciences of Hamburg, Germany.
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Dan Christian Bogos
 He is the founder of ITsysCOM, experienced communications architect and VoIP specialist. Dan is a double graduate of Politechnica University, Timisoara, with post-graduate specialization in Communication Protocols and Software Development. For the past couple of years, he has focused mainly on Cloud Computing Technologies interoperability, subject of his PhD thesis research. A frequent and well-known contributor to the Open Source community, most noticeably being the co-founder of CGRateS Project, Dan is a firm believer in merging the very best production-ready software to create high-quality, scalable and cost-effective communications solutions.
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Daniel-Constantin Mierla
 He co-founded Kamailio in June 2005, aiming to build a solid SIP server project where openness to community and contributions has an important role, previously being core developer of SIP Express Router (SER) from its early beginning in 2002. He has a Master degree in Computer Science and Engineering from the Polytechnics University of Bucharest. His experience was accumulated working as consultant for Orange Romania, branch of French Orange mobile operator, and researcher in network communications at Fraunhofer Fokus Institute, Berlin, Germany.
His activity is done at Asipto, a company targeting to offer and build reliable services and solutions that benefit at maximum from Kamailio’s flexibility and features, sharing knowledge and expertise via professional trainings and consultancy. Daniel is leading the development of the Kamailio project and he is member of its management board. |
Daniel Grotti
 He graduated with a Master’s Degree in Telecommunication Engineering from the University of Bologna, Italy, in 2007. Daniel has been working on SIP and Openser/Kamailio since that time, at first as Fellow Researcher at University of Bologna and after that as VoIP Engineer at the private sector. Currently he’s part of the Operation Team as Senior VoIP Engineer at Sipwise GmbH, developing VoIP solutions, based on Open Source technologies, for carriers all over the world.
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Dennis P. Kersten
 He is Head of Business Development at vio:networks Germany, a company offering cloud communication services. Dennis also works as a VoIP consultant and is one of the founders of Buro2.0, an open source project for office space in Berlin.
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Dragos Vingarzan
 He is a founder of Core Network Dynamics and the Chief of Engineering. Dragos is the software architect and developer behind the original OpenEPC as well as its hardened OpenEPC++ version, implementing the core platform as well as major functional elements. In the past he has been setting the foundation stones of today’s NGNs, by his activities in the telecom industry turning to all-IP concepts, being also the mastermind behind the Open Source IMS Core project. Today Dragos is splitting his time between bringing OpenEPC out from test-bed environments into the real-world highly customized telecom deployments and leading a group of 20+ researchers at Fraunhofer FOKUS into prototype the next upcoming Open5GCore project.
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Elena-Ramona Modroiu
 She is a co-founder of Kamailio project, being also member of its management board. Her involvement in VoIP started by joining SER (SIP Express Router) in the spring of 2003, just after several months since the project was publicly released. She became one of the most active contributors, with key modules like avpops, diameter support, pdt, speeddial, uac, xlog. Elana-Ramona has a Master degree in Computer Science and Engineering from the Polytechnics University of Bucharest, Romania, completing the studies at Politechnics University of Valencia, Spain, and Fraunhofer Fokus Institute, Berlin, Germany.
Nowadays she works as VoIP and Kamailio consultant at ASIPTO, focusing on innovative solutions and integration of SIP and VoIP with web2.0. She manages Siremis Project – an open source web admin application for Kamailio – and has authored many tutorials about the Kamailio project, including Devel Guide, Pseudo-Variables Cookbook or Radius Integration. |
Federico Cabiddu
 He is Senior VoIP Developer and the Scrum Master of Libon project, an OTT service from Orange Vallee, the innovation division of the French mobile operator Orange. Graduated in Electronic Engineering at University of Cagliari, Italy, in 2001, Federico has been working since then in VoIP, using mainly open source solutions and particularly Kamailio (SER or OpenSER) since 2006.
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James Body
 He is the Head of Research and Development at Truphone, being nominated in 2007 among the top 20 Influencers in VoIP by VoIP news. James is well known a source of new, disruptive and innovative thinking is the telecomms space. Luckily, he managed to put these and a number of other disruptive skills to good use as a Regular officer in the British Army. Following 20 years service in the British Army, where he graduated with degrees in Electronic Engineering and Design of Information Systems, he became involved in the pioneering of UK based VoIP, setting up SIPCall and Gossiptel, leading UK SIP<>PSTN services. A founding member of the UK Internet Telephony Providers Association, he has consistently been involved with getting things done at the cutting edge of the European VoIP community. As Research Director at Truphone, he is responsible for new and exciting technologies, ranging from the handset back into the PSTN. An enthusiastic supporter of Open Source software, he sponsors the development and rapid deployment of some of the leading telecommunications applications.
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Jose Luis Millan Villegas
 He is co-founder and main developer of JSSIP – a reference implementation of JavaScript SIP library, used for building WebRTC SIP applications. Jose is among the authors of IETF RFC for SIP over Websocket. He is working for Frafos, bringing WebRTC support to SIP Express Media Server (SEMS).
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Lorenzo Mangani
 He is founder of Amsterdam based QXIP BV, Co-Founder and Developer of HOMER / SIPCAPTURE Project and voice specialist of the NTOP Team. Formerly a Sound Engineer, Lorenzo has been deeply involved with telecommunications and VoIP for well over a decade and has contributed ideas, design concepts and code to many voice-related Open-Source and commercial projects specializing in active and passive monitoring solutions with his team. Currently Sr. Voice Engineer and Designer for the largest international cable operator worldwide, Liberty Global.
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Luis Azedo
 He is Distributed Software Engineer at 2600hz, working on numerous core aspects of the Kazoo platform, his primary focus of late being on the interaction of Kamailio with the Kazoo project. After repeatedly contributing back patches and code to the Kazoo project as a 2600hz community member, Luis was promptly recognized as a key contributor and invited to join the 2600hz team indefinitely. He now leads the 2600hz efforts on Kamailio integration and functionality with Kazoo. If you ever want to pick his mind, just offer him a delightful expresso and some interesting banter.
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Mathias Pasquay
 He is the co-founder and CEO of pascom Netzwerktechnik, Germany, with over 10 years experience in the delivery of integrated systems based on open source software. A software developer at heart, Mathias was instrumental in the creation of pascom’s Asterisk based MobyDick VoIP PBX, which provides a user friendly and feature rich Business Communications platform. Although, his role as founder and CEO sees Mathias having an active role across all aspects of pascom’s business activities, he is core to MobyDick’s ongoing development.
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Matt Jordan
 He is an Engineering Manager for the Open Source Software team at Digium, working on Asterisk. Matt joined the team in 2011, and since then has been involved in the development of both Asterisk and the Asterisk Test Suite. His background in software development can best be described as “eclectic”, having worked in a variety of industries. Uniting the various experiences, however, is a firm belief in good software development practices and methodologies and the effect they have on producing quality software (and keeping software developers from going insane).
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Matthew Hodgson
 He is technical co-founder of Matrix: a not-for-profit organisation focused on solving the problem of fragmentation in current VoIP and IP Messaging applications. Matthew juggles Matrix with running the Unified Communications line of business within Amdocs (formerly MX Telecom). Matthew has been building IP telephony solutions for 11 years.
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Nir Simionovich
 He is the founder of GreenfieldTech, a company with focus on open source telephony. As an open source integration expert and evangelist, Nir Simionovich has delivered memorable conference speeches and participated in panels in many parts of the world. These include North America, Central Europe, Eastern Europe, the Far East, Africa and, of course, Israel – where Nir is Based. He is a professional Asterisk application and platforms developer with a flare for platform development in various fields. He is also an established author, having written two books about Asterisk.
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Olle E. Johansson
 He is the CEO Edvina AB, Sweden and has more than 25 years of experience in the Unix and networking business, with ten years of VoIP experience. He is an Asterisk and Kamailio developer, trainer and consultant. The focus is on building large scale customized platforms for carriers, call centers and enterprises. Olle is also an advisor to many startups. After 25 years with IPv4 networking, he is also a strong advocate of IPv6 migration, being an active member and contributor to SIP Forum and IETF.
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Randy Resnick
 He is the producer of VoIP Users Conference (aka VUC). VUC is a weekly live discussion about VoIP, SIP and all kinds of telephony-related topics. The conference has been running for nearly six years, happening every Friday at 12:00 noon US Eastern Time. Many Kamailio developers are frequent participants at VUC, several of them were invited guests in the past, presenting the project and typical use cases.
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Sebastian Damm
 He is working at sipgate, one of the first SIP providers in Germany and across Europe. Sebastian graduated Technical University of Chemnitz, Germany and he is involved in SIP since 2006, with direct experience in managing a platform with several hundreds of thousands active users, being also an active member of Kamailio community.
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Sergio García Ramos
 He is working at Quobis, Spain. Sergio holds a degree in Computer Engineering and has more than 6 years experience deploying VoIP solutions. Currently, he is studying a Master in ICT Security and is one of the developers of Bluebox-ng, an Open Source VoIP/UC vulnerability scanner.
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Seudin Kasumovic
 He is employed as a software developer at Bicom Systems, the company researches, supports and integrates innovative Open Source Telephony Projects to commercialize by unifying with its suite of Telecoms Management Software. Seudin holds Masters degree diploma in Computer Science from the University of Tuzla.
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Sherman Scholten
 He is Vice President, Obihai Technology, USA. Sherman has an impressive background in the telecommunications area. Prior to joining Obihai, Sherman was the Director, Product Marketing, VoIP CPE at Cisco, he also served as VP of Marketing at Sipura Technology and Product Manager at Lucent Technologies.
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Simon Tennant
 He leads the team reinventing user and group messaging at Buddycloud. He grew up in South Africa, and is a Silicon Valley refugee living in Berlin. Before launching Buddycloud, Simon built ultra-secure banking systems and led a team building AOLs music streaming service. Simon is a strong advocate of secure messaging and sits on the XMPP Standards Foundation board. When not with the team in Berlin, Simon runs marathons and climbs mountains.
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Simon Woodhead
 He is founder and Managing Director of Simwood eSMS Limited, a wholesale VoIP enabler. Simwood operates a national UK IP network, VoIP stack and SS7 interconnects, all of which can be leveraged by customers using its leading API. In 1996 Simwood developed ‘eSMS’, the world’s first global gateway between the Internet and Mobile phones, enabling cross-network SMS and SMS<>e-mail. Prior to that Simon worked in finance and was the youngest qualified member of the Securities Institute at the time and through subsequent start-ups was named Barclay’s Young Business Person of the Year. No longer young he combines commercial experience with deep technical knowledge and brings a unique perspective to today’s challenges. Outside of work he has been a Mountain Rescue Team member for over 10 years and played a part in hundreds of incidents, rounding his outlook on life and shaping his approach to leadership.
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Thomas Magedanz, Prof. Dr.
 He is professor of the chair for Next Generation Networks (AV – Architektur der Vermittlungsknoten in German) in the electrical engineering and computer sciences faculty of the Technische Universität Berlin, Germany, where he is educating masters and PhD students in the fields of multimedia Service Delivery Platform technologies on top of converging fixed and mobile networks, Next Generation Networks, and the Future Internet. In addition, he leads the Next Generation Network Infrastructures (NGNI) Competence Center at Fraunhofer Institute FOKUS in Berlin, Germany, where he is responsible for the performance of major international R&D co-operations and related projects in the context of next generation telecommunications infrastructures. In this context he is a globally recognized pioneer of the development and delivery of advanced network and service technology testbeds and related software tools in the fields of Next Generation Networks and the emerging Future Internet for both academia and industry. Well known examples include the Open IMS Playground and the Open SOA Telco Playground.
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Tim Panton
 He is consulting at Wire and a Protocol Droid at Westhawk Ltd. Tim is a futurist with a strong pragmatic instinct who is currently looking at how to apply web technology, thinking and metrics to the entrenched voice communications market (aka the telephone). He has a bright red rotary dial phone on his desk to remind him how little things have improved in 100 years but is optimistic about the change WebRTC can bring.
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Tudor Golubenco
 He is one of the core developers of the Packetbeat open source project. Previously, he was CTO of IPTEGO / Palladion, a company offering monitoring solutions for VoIP / IMS networks. The software written by him and his team has served the monitoring needs of over 150 telecoms, including Vodafone, Deutsche Telekom and KPN. As IPTEGO was acquired, he also served as software architect and senior manager in Acme Packet and Oracle.
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