Kamailio Consultants

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  • Web site: http://www.asipto.com
  • Daniel-Constantin Mierla, co-founder OpenSER/Kamailio
  • Elena-Ramona Modroiu, co-founder OpenSER/Kamailio
  • OpenSER/Kamailio services
  • OpenSER/Kamailio solutions
    • Internet Communication/Telephony Platform (Voice, Video, Instant Messaging and Presence)
    • SIP Prepaid System
    • Standalone Nat Traversal Box
    • LCR, Load Balancer and Traffic Dispatcher System (Scaling PSTN Gateways, Asterisk, FreeSWITCH, etc...)

CryptoVoip Technologies

  • Web site: http://www.cryptovoip.in
  • VoIP and SIP Anti Block Solution
    • Mobile Dialers
    • PC Softphones
    • Web based Softphones and Click to Call
    • Anti Block Tunnel Server
  • Kamailio/ PJSIP /Freeswitch services
    • training
    • consultancy
    • technical support
    • development
  • Kamailio/ Freeswitch/ PJSIP/ RTP PROXY/ TURN PROXY/ VoIP BILLING solutions
  • 24x7 Servers Monitoring and managed data services.
    • Use efficient tools to monitor all VoIP Servers critical parameters like Bandwidth, Memory, Processes, etc
    • Report or raise alert if any of the service goes down or if any issue
    • Resolves in very short time to ensure almost no impact on customer business.
  • Provides the Software Developers, Software Architects and Resources based on Outsourcing model
    • Secure ODC (Secure Offshore Development Center - Means we sign an NDA with client and respect it and do not disclose any of our customer technology)
    • Very cheap outsourced resource billing rates in market
    • Very skilled resources
    • We believe in Transformational Outsourcing model with Value Creation to Customer business.

Contact US

Web: http://www.cryptovoip.in
Info: mailto:sales@cryptovoip.in


  • Installation and Configuration of Kamailio, Asterisk and FreeSwitch
  • Integration with CRM's and Custom Applications
  • Cepstral Integration
  • Multi-site Configuration
  • Troubleshooting
  • Security Auditing
  • Support Subscriptions Available
  • Kamailio, Asterisk and FreeSwitch Monitoring
  • All Asterisk Distributions are supported

Contact US

4160 Cass, Suite B
Detroit, MI 48201 - United States

Phone: +1 888-907-2085
Web: http://dopensource.com
Info: mailto:welovecustomers@dopensource.com

Dr. SIP (Zürich, Switzerland)

Expert for SIP, ENUM, Linux, MySQL, OpenSER/Kamailio, and Asterisk

  • 3rd Level Support for SIP Issues / Troubleshooting
  • Installation and maintainance of SIP (SER/OpenSER/Kamailio, Asterisk, and other) systems
  • High availability architectures
  • Linux and MySQL
  • NAT traversal
  • Integration of heterogeneous VoIP systems
  • ENUM integration
  • Service contracts
  • Strategic product direction and IETF Standardization
  • Reviewing and development of architectures and designs
  • Education

Ecosmob Technologies Pvt. Ltd.

  • Webpage: https://www.ecosmob.com/services/kamailiodevelopment/
  • Contact: 1 (303) 997 3139; mailto:sales@ecosmob.com; mailto:ashvini.vyas@ecosmob.com (Internet Marketing Manager)
  • Services:
    • Kamailio Consulting
    • Custom Scripting
    • SIP Proxy
    • Custom Kamailio Solution/Software/Application/Module Development
    • Existing Kamailio Solution/Software/Application/Module Customization
    • Database Integration
    • Installation, Deployment and Configuration
    • NAT traversal / Media proxies
    • CDR / Billing
    • Project Management
    • Emergency Support
    • Technical support
    • And more

Edvina AB, Sollentuna, Sweden

  • Web site: http://edvina.net
  • Olle E. Johansson, Asterisk developer
  • Kamailio/OpenSER and Asterisk integration
  • Kamailio/OpenSER installation, configuration
  • SIP network design
  • In-house and public SIP and Kamaiio trainings - the Edvina SIP Masterclass

Phone: +46 8 96 40 20, E-mail info@edvina.net

Evariste Systems

  • Web site: http://www.evaristesys.com
  • Knowledge base: http://www.evaristesys.com/workshop
  • VoIP FAQ: http://www.evaristesys.com/workshop/index.php/VoIP_FAQ
  • Contact: 678-954-0670 (or see contact form on web site)
  • Location: Atlanta, Georgia, USA
  • Services:
    • Kamailio (OpenSER) support & development (management advisory council member, official ASIPTO partner)
    • Large-scale Asterisk deployments.
    • SIP service delivery platform engineering.
    • IP network engineering.
    • VoIP contact centers project.
    • QoS.
    • VoIP application integration.
    • Telecommunications operational support systems.
    • Billing, rating, & least cost routing.
    • Cisco voice gateways.
    • SIP trunking.
    • Private VoIP peering/settlement.
    • Fax to email.

Eurolan VoIP Solutions, Sofia, Bulgaria

  • Web site: http://www.eurolan.info
  • Arsen Semionov, VoIP developer/consultant
  • Kamailio/OpenSER, Asterisk, FreeSWITCH
  • SIP network design
  • Large scale VoIP networks, ITSPs, Call-centers
  • Eurolan is a small and well established international team of VoIP professionals

Phone: +442035198881 E-mail info@eurolan.info

FavaJam Co

Web site: http://www.FavaJam.com
Telephone: 0098 21 2284 8041
  • High availability architectures
  • Linux and MySQL
  • NAT traversal
  • Integration of heterogeneous VoIP systems
  • ENUM integration
  • Service contracts
  • Strategic product direction and IETF Standardization
  • Reviewing and development of architectures and designs
  • Education
  • SIP registrar server
  • SIP router / proxy (lcr, dynamic routing, dialplan features)
  • SIP redirect server
  • SIP presence agent
  • SIP IM server (chat and end-2-end IM)
  • SIP to SMS gateway (bidirectional)
  • SIP to XMPP gateway for presence and IM (bidirectional)
  • SIP load-balancer or dispatcher

Fred Posner

  • Contact: 503-914-0999
  • Location: Florida, USA
  • Web site http://www.qxork.com
  • Kamailio/OpenSER consultant
  • Your phone system must increase productivity. If your current solution forces you to work within boundaries then you need to talk with Fred about switching to an open source telecommunication solution. As an Kamailio Consultant, Fred first works to understand your business process. Then, it’s time to make your process more efficient and productive.

HM Kias

  • Kamailio / Freeswitch / Asterisk / Cisco consulting
  • Location: India
  • Email: mailto:hmkias@gmail.com
  • Telephone: 91-94434-67600

Jeremy McNamara

Klarya srl, Modena, Italy

Klarya provide state-of-the-art appliance based solutions for Unified Communications over IP specifically tailored for SMB, Enterprises and Carriers. In 2005, a group of young managers working in the ICT sector and focused in Open Source technologies, got together to set up Klarya with the mission to built up, market and support reliable solutions for VoIP, Unified Communication and Desktop Video Collaboration, establishing a consolidated presence on the market through continuous innovation and total client dedication. Today Klarya operations cover all the Italian territory through a network of selected and certified partners which are continuously supported by Klarya team in projecting and providing specific customer oriented solutions.
  • Web site: http://www.klarya.it
  • More info: info (at) klarya.it
  • Products
    • Open Voice SIP Server (Open Voice SIP Server Web page): The Open Voice SIP Server is an Open Source-based SIP platform (Kamailio, OpenSIPS) usefull to design professional VoIP solutions for Enterprises and Carriers. The Open Voice SIP Server, available as network appliance or inside a custom server, is a very scalable and reliable system and it's the core for any SIP-based large project. It's natively integrated with any Open Voice system (Official Open Voice 6500 Web page), our Asterisk-based Unified Communications Appliance. The Open Voice SIP Server can be configured as:
      • SIP registrar server
      • SIP router / proxy (lcr, dynamic routing, dialplan features)
      • SIP redirect server
      • SIP presence agent
      • SIP IM server (chat and end-2-end IM)
      • SIP to SMS gateway (bidirectional)
      • SIP to XMPP gateway for presence and IM (bidirectional)
      • SIP load-balancer or dispatcher
      • SIP front end for gateways/asterisk
      • SIP NAT traversal unit
      • SIP application server
    • There are many applications scenarios for our Open Voice SIP Server:
      • VoIP service providers
      • SIP trunking
      • SIP load-balancing with failover
      • SIP front-end (per terminazioni SIP)
      • Enterprise Services
      • SIP router
  • Services:
    • Kamailio/OpenSER product support
    • Kamailio/OpenSER and Asterisk integration
    • Kamailio/OpenSER installation, configuration
    • Large-scale Asterisk deployments.
    • Kamailio/OpenSER, Asterisk, SIP Training
    • Consultancy services with Digium dCAP certified engineers

Laszlo B.

  • web: Voipfreak
  • CALEA solutions
  • CDR/Billing
  • Large-scale SIP deployments
  • NAT traversal / Media proxies
  • VoIP assistance with SS7 interconnections
  • Tech support

LOD Communications

  • Web site: http://www.lod.com
  • Contact: 800-959-6641
  • Location: Portland, Oregon, USA
  • Services:
    • Kamailio (OpenSER) Consulting, Deployment
    • FreeSWITCH Consulting, Deployment
    • Asterisk Consulting, Deployment
    • Troubleshooting, Emergency Support
    • Call Centers, Queue Systems, Custom Integrations

OpenXg Inc.

VoIP, presence, and instant messaging platform for telecom operators and enterprises
Web page: http://openxg.com
Email: info@openxg.com


  • Web site http://www.oralnet.co.uk
  • Oralnet provides enterprise level solutions, both turnkey and bespoke, in many fields
  • High-availability / Resilient infrastructures
  • Multi-lateral peering - Global solutions
  • NAT traversal / Media proxies
  • Convergence and Integration (Asterisk, Cisco, H323 etc)
  • IM/XMPP/video
  • CDR / Billing
  • Support and SLA's
  • Information Security Policy design
  • Business Process Engineering
  • Project Management
  • Email: info@oralnet.co.uk
  • Telephone: 00 44 844 484 5745


Team Forrest (The Palner Group, Inc.)

  • Contact: +1.212.937.7844
  • Location: USA
  • Web site http://www.teamforrest.com
  • Kamailio/OpenSER services
    • Call Centers (small, medium, and even large-scale multi office)
    • Asterisk integration
    • Custom Scripting
    • FreeSWITCH integration
    • Custom Application Development
    • Custom Queue Systems
    • Click to Dial Applications
    • SIP Proxy deployment
    • Database Integration (Microsoft, MySQL, ODBC)
    • Emergency Support
    • Geographic Redundancy
    • NAT traversal and RTP proxy
    • TLS
    • Presence, IM, XCAP

VoIP Embedded Inc.

  • web site: VoIP Embedded
  • Kamailio/OpenSER and Asterisk integration
  • SBC/ALG Configuration
  • Least Cost Routing implementations
  • Upper registrar
  • Embedded systems integration
  • Technical support
  • Location: Toronto, ON, Canada
  • Contact: Ovidiu Sas <osas@voipembedded.com>


  • web site: VoIPxSWITCH
  • Kamailio/OpenSER and FreeSWITCH integration
  • Enterprise/Clustered VoIP Platforms
  • Module development
  • Technical support
  • Contact: consulting@voipxswitch.com<consulting@voipxswitch.com>


I am experienced in working with SER, OPENSER, KAMAILIO, OPENSIPS and ASTERISK.

Please contact <mailto:manmohanm@hotmail.com> for any help.

Thank You


Hasan Asghari
I am experienced in working with CME,CUCM, KAMAILIO, and ASTERISK.

Please contact <mailto:Hasan.asghari@hotmail.com> for any help.
web site: http://www.hasghari.ir

Created by: miconda, Last modification: Tue 28 of Feb, 2017 (11:50 UTC) by arsperger
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